MALICIOUS — 493f3f9bbf58618efa3e9f9ca56d7c0a06bd466071da7b52de26b3f54348ccb9
MALICIOUS — 493f3f9bbf58618efa3e9f9ca56d7c0a06bd466071da7b52de26b3f54348ccb9 is a pe sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (100/100), attributed to the RevengeRAT family. 8 of 55 detection engines flagged it, exhibiting 7 ATT&CK techniques.
Identification
- SHA-256:
493f3f9bbf58618efa3e9f9ca56d7c0a06bd466071da7b52de26b3f54348ccb9 - SHA-1:
b570147749680f97549cb9efd2fc8633537f8068 - MD5:
6d6d3bbc947275d7f091d78f94db1009 - imphash:
8214fbfab2d94960fbe39ce7bdc9da1c - ssdeep:
98304:n2cPK8jVWil8EEIcIGMHiNbaHHaqNsVqBsU4Kd/7vc50KxgAoS6SzlmDNHzSzH0:2CKbilASCb4Uq2UTdzkFxX6S5uD7 - TLSH:
T1266723C943196E09D8A5FE0028284B5E58F1B4FE727AE9E807C2501B5EFF857B871463 - Submitted as: 493f3f9bbf58618efa3e9f9ca56d7c0a06bd466071da7b52de26b3f54348ccb9
- File type: pe · Size: 7403008 bytes
- Verdict: malicious (100/100) · Family: RevengeRAT
Detections (8 of 55 engines)
- YARA: MalwareAnalyser built-in: Windows_Injection_Api_Combo
- capa (capabilities): capability:collection/keylog
- ClamAV (daily): Win.Dropper.RevengeRAT-7608312-0
- YARA: JPCERT/CC: JPCERT_HUILoader_PlugX_SideLoad
- YARA: Yara-Rules community: YR_AntiDebug_Checks
- Microsoft Defender: Trojan:Win32/Sabsik!rfn
- Emsisoft (Emergency Kit): Gen:Trojan.Heur.AutoIT.17.@x0@aqLZ4YjG
- Kaspersky (KVRT): Trojan-Spy.Win64.AutoIt.a
MITRE ATT&CK
YARA
- Windows_Injection_Api_Combo
Why this verdict
The malicious score of 100/100 is the fusion of 12 weighted signals:
- ClamAV (daily) flagged Win.Dropper.RevengeRAT-7608312-0 (rule
Win.Dropper.RevengeRAT-7608312-0) - engine signal, weight 0.90, confidence 0.95 - Process injection API combination (rule
Windows_Injection_Api_Combo) - yara signal, weight 0.65, confidence 0.90 - Observed at runtime: Windows Service (T1543.003) (rule
Windows Service) - dynamic signal, weight 0.40, confidence 0.90 - capture keystrokes (rule
capture keystrokes) - capa signal, weight 0.40, confidence 0.80 - Contacted 23 external host(s) at runtime (20 HTTP) - network signal, weight 0.40, confidence 0.80
- Anti-analysis: T1082, T1622, T1497.001 - dynamic signal, weight 0.40, confidence 0.75
- YARA: JPCERT/CC flagged JPCERT_HUILoader_PlugX_SideLoad (rule
JPCERT_HUILoader_PlugX_SideLoad) - engine signal, weight 0.35, confidence 0.70 - YARA: Yara-Rules community flagged YR_AntiDebug_Checks (rule
YR_AntiDebug_Checks) - engine signal, weight 0.35, confidence 0.70 - communicate over HTTP (rule
communicate over HTTP) - capa signal, weight 0.30, confidence 0.60 - enumerate processes (rule
enumerate processes) - capa signal, weight 0.20, confidence 0.60 - Dropped 2 executable file(s) at runtime - dynamic signal, weight 0.20, confidence 0.60
- Observed at runtime: Modify Registry (T1112) (rule
Modify Registry) - dynamic signal, weight 0.12, confidence 0.90
Dynamic analysis (windows)
15118 behavior events · 2 ATT&CK techniques · 4 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- ctldl.windowsupdate.com
- login.live.com
- ocsp.digicert.com
- desktop-hsgcbep
- v20.events.data.microsoft.com
- config.edge.skype.com
- windows.msn.com
- oneocsp.microsoft.com
- www.msn.com
- officeclient.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Roaming\Z25762045\RustCheatCheck (2).exe -
eabfe572e907b850e5edad2d24990feb65afe7d7b434f33e77174c0640e0f8fa - c:\users\analyst\appdata\roaming\amd64_microsoft-windows-security-ntlmshared_31bf3856ad364e35_10.0.17763.316_none_3241f068f736b1f2\atlthunk.exe -
a10b2c997e190eda6da76962ce5c3a3f2fbfc56f83350c7046e58cbb40fba88b - C:\Users\analyst\AppData\Local\Temp\aut49B6.tmp -
de6b564a3325511a3bcd282476b609a10f930150a0b0ab5795b055751bf810b4 - C:\Users\analyst\AppData\Local\Temp\aut608B.tmp -
3a3a99daf5c8ff2638d4199e1ff1c17b2c2a38238d2b78b6cf234b6d2f9321a5
Embedded URLs
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787884595&P2=404&P3=2&P4=JMzEBnoTNUBq4b35cjh%2frlYTraXaLtVT0iw3TQlSBFHVgZc8WS1oUG2%2fqYudU8WPRUTFv0kb2G8PSACDNCjIDg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787884699&P2=404&P3=2&P4=SIsr%2frl9oSUg8sqVFVZzL%2fSXgAWACooT%2bqVafu%2bvAnkp3%2fkXy1bqkHFD9rUMMWIZkEGDc5Jizyn00Cq2MqUAOA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- vu.ch
- f.es
Embedded IP addresses
- 4.150.223.102
- 52.230.59.222
- 20.42.179.192
- 4.230.171.124
- 135.232.92.137
- 4.150.223.105
- 20.165.94.54
- 52.123.252.247
- 52.123.128.14
- 20.76.201.171
- 52.123.129.14
- 52.168.117.174
- 203.26.79.13
- 52.110.12.40
- 52.110.12.47
- 172.178.240.162
- 135.233.95.80
- 52.148.114.188
- 135.233.45.222
- 40.79.167.9
- 52.168.117.168
- 72.145.35.105
- 52.110.12.53
File paths
- V:\:`:f:p:z:
- T:\:d:l:t:
- X:\:`:d:h:l:p:
- X:\:`:d:h:l:p:t:x:
More RevengeRAT samples · Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report