revengerat | 09eff2cbb607f39a43043ee6fd83bfddfd8366ad7f6ab97a2919596c80d44e8b

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 15:36

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General

Target

JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe
Size

600KB
MD5

6627b33545629e4505d7a091d31d5ed0
SHA1

0ca2bbccd9a5af7d0880f6dd63de1ab2de62fd76
SHA256

09eff2cbb607f39a43043ee6fd83bfddfd8366ad7f6ab97a2919596c80d44e8b
SHA512

6c294339d2ab4574509885839df895c7f9c59debe4fe9aff62df2091d3432223b21577af3d059b247e030951959344912a5561cfc1137c9a3517aaf262df2de9
SSDEEP

6144:9KWlw1DxDrASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX28:97lw1DxP5zfXeYU43fiysgfBnnl28

Score

10^/10

revengerat discovery stealer trojan

Malware Config

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat
Revengerat family
revengerat

RevengeRat Executable 1 IoCs

stealer

resource	yara_rule
behavioral1/files/0x00070000000173f1-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2324	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe
2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe
2324	ocs_v71a.exe
2324	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 2324	2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe	31
PID 2948 wrote to memory of 2324	2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe	31
PID 2948 wrote to memory of 2324	2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe	31
PID 2948 wrote to memory of 2324	2948	JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6627b33545629e4505d7a091d31d5ed0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54435779 -chipde -3c03edd1493344539dbe684b1fd52b18 - -BLUB1 -lralhnxxdrnayqkd -393504
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OCS\lralhnxxdrnayqkd.dat

Filesize
83B

MD5
d29dcbc9d5f01d6b4c5a2069daa81716

SHA1
327e2278f425eea8f08c6239db3a4668920e2005

SHA256
c542e39aa7d4523272b4d3ee72dd30a99763be97857fab345cd65479e2464f47

SHA512
eacc008bf823cf6ce4341965c319f434b1665988ee7e6ad06b1c7ed11b66c87d7cb181dba69bf5f7c531efadfa2ba026007a854c16c42886251c9d8bf3e2f94a

Download Submit
\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2324-17-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-14-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-15-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-16-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-12-0x000007FEF613E000-0x000007FEF613F000-memory.dmp

Filesize
4KB

Download
memory/2324-18-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-19-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-20-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-21-0x000007FEF613E000-0x000007FEF613F000-memory.dmp

Filesize
4KB

Download
memory/2324-22-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-23-0x000007FEF5E80000-0x000007FEF681D000-memory.dmp

Filesize
9.6MB

Download