BKDR_REDOSD.SMX
Backdoor:Win32/Zegost.B (Microsoft), BackDoor-EMA.gen.b (McAfee), Backdoor.Trojan (Symantec)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
Threat Type: Backdoor
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
This backdoor may be dropped by other malware. It may be dropped by other malware.
It is a component of other malware.
It does not have any propagation routine.
It connects to a website to send and receive information.
It does not have any downloading capability.
TECHNICAL DETAILS
Arrival Details
This backdoor may be dropped by other malware.
It may be dropped by the following malware:
- TROJ_BJLOG.VG
Installation
This backdoor is a component of other malware.
Propagation
This backdoor does not have any propagation routine.
Backdoor Routine
This backdoor connects to the following websites to send and receive information:
- www.{BLOCKED}maopao.com
- {BLOCKED}9.8800.org
- {BLOCKED}1.3322.org:8086
- {BLOCKED}2.3372.org:91
Download Routine
This backdoor does not have any downloading capability.
Other Details
Based on analysis of the codes, it has the following capabilities:
- Get System Information
- Get Drive Information
- Get Volume Information
- File Manipulation
- Record Audio
- Display MessageBox
- Control Mouse, Keyboard and clipboard activity
- Registry and Service Manipulation
- Establish Remote Desktop Connection
- Manage Service
- Enable Local System Privilege
- Enable Network System Privilege
- Manage Registries
- Get Processor Information
- Perform Remote Shell
NOTES:
This malware blocks the following websites:
- um{random}.eset.com
- u{random}.eset.com.cn
- exp{random}.eset.com
- 08update{random}.jiangmin.com
- update{random}.jiangmin.com
- downloads{random}.kaspersky-labs.com
- cs{random}.duba.net
- cu0{random}.www.duba.net
- rsup{random}.rising.com.cn
- dnl-{random}.geo.kaspersky.com
- iau.trendmicro.com.cn
- ll002.avast.com
- liveupdate.symantecliveupdate.com
- mmi.explabs.net
- gtm-hkg.avg.com
- gtm-self.avg.com
- gtm-nyc.avg.com
- gtm-tnt.avg.com
- guru.avg.com
- update.nai.com
- support.eset.com.cn
- kaspersky.fastcdn.com
- rsdownauto.rising.com.cn
- reportq.rising.com.cn
- msginfo.rising.com.cn
- rsdownload.rising.com.cn
- z.rising.com.cn
- www.rising.com.cn hd.duba.net
- api.pc120.com
- f-signs.duba.net
- vi.pc120.com
- ifr.duba.net
- www.duba.net
- push.www.duba.net
- vc01.beike.cn
- www.beike.cn
- f-sq.beike.cn
- bo.duba.net
- antispy.db.kingsoft.com
- softm-s.update.360safe.com
- softm.update.360safe.com
- www.360safe.com
- www.360.cn
- dl.qh-lb.com
- dl.360safe.com
- sdl.360safe.com
- stat.sd.360.cn
- w.360.cn
- updateh.360safe.com
- tr.p.360.cn update-s.360safe.com
- update.360safe.com
- stat-s.360safe.com
- stat.360safe.com
- qd.code.qihoo.com
- qd.code.360.cn
- sdupm.360.cn
- sdup.qh-lb.com
- sdup.360.cn
- qup.qh-lb.com
- qurl.qh-lb.com
- qurl.f.360.cn
- u.qurl.f.360.cn
- qup.f.360.cn
- conf.f.360.cn
- 220.181.126.7
- 124.238.243.51
- 221.194.142.98
- 125.39.100.74
It does not have rootkit capabilities.
It does not exploit any vulnerability.
SOLUTION
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Remove malware/grayware files that dropped/downloaded BKDR_REDOSD.SMX
- TROJ_BJLOG.VG
Step 3
Restart in normal mode and scan your computer with your Trend Micro product for files detected as BKDR_REDOSD.SMX. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
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