revengerat | 8c9fe40f9eeaeeda594075542b2f1f73226f71b2f38b08ce599e9c0b7c9865f6

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-01-2025 18:41

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General

Target

JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe
Size

598KB
MD5

600e4ba7010479279ac8347f62cb4a90
SHA1

e9159c377cf465aa8a75fc8d8e3b04cab84a5133
SHA256

8c9fe40f9eeaeeda594075542b2f1f73226f71b2f38b08ce599e9c0b7c9865f6
SHA512

2188f7c2bc0e287945f25b3f9cdec3af3471e717d1c5f956c8ed826f7d6aca69381b5b7fd73af9e7eef317ab3cb9aef28129bb2da4ab683d7e4f86fb7bb43f7c
SSDEEP

6144:+KWlw1DxDyASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2b:+7lw1DxW5zfXeYU43fiysgfBnnl2b

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/0x0008000000016d47-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2124	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe
1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.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_600e4ba7010479279ac8347f62cb4a90.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe
2124	ocs_v71a.exe
2124	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2124	1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe	30
PID 1700 wrote to memory of 2124	1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe	30
PID 1700 wrote to memory of 2124	1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe	30
PID 1700 wrote to memory of 2124	1700	JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_600e4ba7010479279ac8347f62cb4a90.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54383364 -chipde -e28a1f95829148ccb56338a80ed0a265 - -ChromeBundle -gmegdjeopwagynbg -393564
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2124

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\gmegdjeopwagynbg.dat

Filesize
83B

MD5
1fe6e1ace7d990bf23e4e4b7d258bf74

SHA1
811c0541a7dcc5b71bf21a70eaceb637bedc8e60

SHA256
8e6053ae72e66b38c417cde228b3b61a073a0985b8d073f721c2b823539ffe67

SHA512
cf532da6fa652f80b631b8cec4a68385f44519cf66006dc2bdd39e78fda4433a0a0580ba69ca8b030c9a542be6abb153eeee2078200221d9e67dacf7f4bc8dbc

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2124-17-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-13-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-15-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-16-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-12-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp

Filesize
4KB

Download
memory/2124-18-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-19-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-20-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-21-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-22-0x000007FEF5BDE000-0x000007FEF5BDF000-memory.dmp

Filesize
4KB

Download
memory/2124-23-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download
memory/2124-24-0x000007FEF5920000-0x000007FEF62BD000-memory.dmp

Filesize
9.6MB

Download