revengerat | 85b26e8ddbc1d520a4c310816a8c7bc9caf2f26a5c9e978e785bcd18c19370d2

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 10:24

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General

Target

JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe
Size

598KB
MD5

5172b1cea553f1cc7a262aad7dc055b0
SHA1

719177ef7541306594a67ae10d499e8981218840
SHA256

85b26e8ddbc1d520a4c310816a8c7bc9caf2f26a5c9e978e785bcd18c19370d2
SHA512

0115af8b39099efd22ffff5d272ff56e6d61c21af366e8cf838b7b926829bc48138071ba3564cccc6189ddb4622fa4c38d922d345e8d9f6f1a00276577d80b8e
SSDEEP

6144:YKWlw1DxDTASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2ES:Y7lw1Dxn5zfXeYU43fiysgfBnnl2ES

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/0x00060000000186bf-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2700	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe
2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.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_5172b1cea553f1cc7a262aad7dc055b0.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe
2700	ocs_v71a.exe
2700	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2700	2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe	30
PID 2844 wrote to memory of 2700	2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe	30
PID 2844 wrote to memory of 2700	2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe	30
PID 2844 wrote to memory of 2700	2844	JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5172b1cea553f1cc7a262aad7dc055b0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383253 -chipde -04ae3e53f60246ae865bbe08def0b303 - -BLUB1 -dvufpmzlxdyjcrvf -459164
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2700

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\dvufpmzlxdyjcrvf.dat

Filesize
83B

MD5
f4cd9c6a9e3e5b4409acead7c81ad923

SHA1
ddafe49cf4b7caf56a854337565b697cb359b57a

SHA256
4a3abfb4a6c152d344eb5a101fa09a5eba508b03f0554d43153ade19650dc5f9

SHA512
d2516e188aa0fb2b858b7ff846d028b18b1e48f879f218a152f959f414c36ff312e5985fafbea1e18f8254fa9d6ac2e8acf3b3ede8193598f7f0e56bb55df81d

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2700-12-0x000007FEF536E000-0x000007FEF536F000-memory.dmp

Filesize
4KB

Download
memory/2700-13-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-14-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-16-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-17-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-18-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-19-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download
memory/2700-20-0x000007FEF50B0000-0x000007FEF5A4D000-memory.dmp

Filesize
9.6MB

Download