W2KM_POWLOAD.AUSJPM
Trojan:O97M/Madeba.A!det (Microsoft), W97M.Downloader (Norton)
Windows
Threat Type: Trojan
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Spammed via email, Downloaded from the Internet
This Trojan arrives as attachment to mass-mailed email messages.
However, as of this writing, the said sites are inaccessible.
TECHNICAL DETAILS
165,376 bytes
DOC
No
05 May 2017
Connects to URLs/IPs, Downloads files
Arrival Details
This Trojan arrives as attachment to mass-mailed email messages.
It may be downloaded from the following remote site(s):
- http://{BLOCKED}const.com/JUI-06090191.dokument/
- http://{BLOCKED}ch.net/ZZB-48533168.dokument
- http://{BLOCKED}urbano.com.br/static/KPBL-48-21302-document-May-04-2017/
- http://{BLOCKED}p.com/ZC-05326834.dokument/
- http://{BLOCKED}ch.net/ZZB-48533168.dokument/
- http://{BLOCKED}bertlawoffice.com/JJY-62571483-document-May-03-2017/
- http://{BLOCKED}chsupport.ca/stats/AMK-75051735.dokument/
- http://{BLOCKED}i.in/ZV-52152609.dokument/
- http://{BLOCKED}minternetsuccess.com/TB-96431744.dokument/
- http://{BLOCKED}iminsaat.com.tr/JCV-71815736.dokument
- http://{BLOCKED}d.no/DAQ-75029961.dokument/
- http://{BLOCKED}iminsaat.com.tr/JCV-71815736.dokument/
- http://{BLOCKED}china.com/ssfm/MOL-94-89104-doc-May-05-2017/
- http://{BLOCKED}dfu.net/NVB-78967004.dokument
- http://{BLOCKED}imited.net/ORDER.-Document-HP-00-C231942/
- http://{BLOCKED}pply.ca/qil139AgBZ462-clA/
- http://{BLOCKED}e.de/GIUQ588HxYu706-mPb/
- http://{BLOCKED}zedinfotech.com/lmF789qLur791-fCf/
- http://{BLOCKED}m.com/BD-91561119.dokument/
- http://{BLOCKED}a.co.uk/BZD-54851051.dokument
Installation
This Trojan adds the following processes:
- powershell.exe
Download Routine
This Trojan connects to the following website(s) to download and execute a malicious file:
- http://{BLOCKED}sound.com/ics9dgp-v449-yj/
- http://{BLOCKED}l.com/u8jmb-tb529-qit/
- http://{BLOCKED}histe.com/hj7jq-rw947-wcgqm/
- http://{BLOCKED}a.com/zap1fts-a367-bjmb/
- http://{BLOCKED}atkins.com/dxx0c-g547-saetw/
It saves the files it downloads using the following names:
- %Temp%\{random numbers}.exe
(Note: %Temp% is the Windows temporary folder, where it usually is C:\Windows\Temp on all Windows operating system versions.)
Trend Micro detects the dowloaded file as:
- TROJ_EMOTET.XXTM
Other Details
However, as of this writing, the said sites are inaccessible.
This is the Trend Micro detection for Microsoft Word documents that are compromised through the insertion of a malicious macro.
SOLUTION
9.850
13.384.04
05 May 2017
13.385.00
06 May 2017
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
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Step 3
Remove malware/grayware files dropped/downloaded by W2KM_POWLOAD.AUSJPM. (Note: Please skip this step if the threats listed below have already been removed.)
- TROJ_EMOTET.XXTM
Step 4
Scan your computer with your Trend Micro product to delete files detected as W2KM_POWLOAD.AUSJPM. 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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