revengerat | 5e04bc4a897315492a060db4d52c1e0b6e1fa65618988429b9c4df7ac20a7e5e

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 18:24

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General

Target

JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe
Size

598KB
MD5

6e99183a77f0975bbb15286ba4845b20
SHA1

ceb8b92ab3dcbc5aaf252ccfb6e7ee99076ed964
SHA256

5e04bc4a897315492a060db4d52c1e0b6e1fa65618988429b9c4df7ac20a7e5e
SHA512

c840d75c15e92916b66a85310564b0730289e2a0edaf862947351448b9e4967b737ba60e51bbcf19a0384f8f0f8127c61bd0cfa7802c02f749b68680f84f6695
SSDEEP

6144:EKWlw1DxD2ASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2s:E7lw1Dxi5zfXeYU43fiysgfBnnl2s

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/0x0006000000019608-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
1748	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe
1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.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_6e99183a77f0975bbb15286ba4845b20.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe
1748	ocs_v71a.exe
1748	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1748	1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe	30
PID 1628 wrote to memory of 1748	1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe	30
PID 1628 wrote to memory of 1748	1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe	30
PID 1628 wrote to memory of 1748	1628	JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e99183a77f0975bbb15286ba4845b20.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54403718 -chipde -942b4ca56f2a40d5b04dfdc583790f72 - -ChromeBundle -rktlabrcsfwbosqa -524682
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1748

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\rktlabrcsfwbosqa.dat

Filesize
83B

MD5
6381ecee6c87fd6c0abe7988888a9864

SHA1
720a46da5b3108029859f6e7d6547af17abeb06b

SHA256
2200271ac3848aa70b7b316774513d08ce19fef9ceb19f0f279b61584ccd696f

SHA512
98dbbaf46209b7df037bfa3e8b581f704c8eee156615b526e2c86c6292470c973210659652e183903b045c9504e05a85a7ad034f52058621e1bbfa5e2a964299

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/1748-12-0x000007FEF5AFE000-0x000007FEF5AFF000-memory.dmp

Filesize
4KB

Download
memory/1748-14-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-15-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-16-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-17-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-18-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-19-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-20-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download
memory/1748-21-0x000007FEF5840000-0x000007FEF61DD000-memory.dmp

Filesize
9.6MB

Download