revengerat | 8c2661991097062189bc2c145564cb4d96b687ac0c0ce4cde1bb34bb0fdd0a3c

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 03:26

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General

Target

JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe
Size

598KB
MD5

77589fbd3a6a806ee039761c9fbe60b0
SHA1

6a218ac0f55da80e303364c58acde38dafc8163e
SHA256

8c2661991097062189bc2c145564cb4d96b687ac0c0ce4cde1bb34bb0fdd0a3c
SHA512

9998f8809dd44fc0e108fcf9aa52486da31f8bcec24d243f9de1798783e4812c0305cb19abfbbb6e126977e1d0f50e1c7ae9571f97af0414e7eed24f5f5cbb04
SSDEEP

6144:cKWlw1DxDmASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2o:c7lw1DxS5zfXeYU43fiysgfBnnl2o

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/0x0007000000015cf4-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2648	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe
2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.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_77589fbd3a6a806ee039761c9fbe60b0.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe
2648	ocs_v71a.exe
2648	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2648	2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe	30
PID 2428 wrote to memory of 2648	2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe	30
PID 2428 wrote to memory of 2648	2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe	30
PID 2428 wrote to memory of 2648	2428	JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_77589fbd3a6a806ee039761c9fbe60b0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54393806 -chipde -fdd803f5d5a74a8db7419bad545b84ce - -BLUB2 -itwsesqrtxkqixlm -524774
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2648

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\itwsesqrtxkqixlm.dat

Filesize
83B

MD5
fd9217f84d0905c90c70e5185279ef32

SHA1
3def553d671bd944bf44b441d68a74d32bb60793

SHA256
5adb4ef31afd54f36b53f101f84af18ee40c873e2d62e3ed5bb1a20d51161bf9

SHA512
09c76b53f0dbba7c3114f58850122a24c49070e0a9032322aa7ae7e4f0a1afb8bec14d12ed2d41d590864218945f61d2c3a29d15c9a094d77f3d5cf76a587351

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2648-17-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-14-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-13-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-16-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-12-0x000007FEF537E000-0x000007FEF537F000-memory.dmp

Filesize
4KB

Download
memory/2648-18-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-19-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-20-0x000007FEF537E000-0x000007FEF537F000-memory.dmp

Filesize
4KB

Download
memory/2648-21-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-23-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download
memory/2648-22-0x000007FEF50C0000-0x000007FEF5A5D000-memory.dmp

Filesize
9.6MB

Download