revengerat | 0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9

Analysis

max time kernel
105s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 06:16

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General

Target

0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe
Size

598KB
MD5

1641d9bbedea37c99c072e968dd57cb0
SHA1

820eaaeea03bf13f461268c7e001d993b8ced7e4
SHA256

0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9
SHA512

90b5656fd8ad669306824a3d383b1750db515bfb23314a5633f0b82630b71c560303f4544a377ad4370cd9f53776debc8bd417ef758ae79f58a0c38713f809f6
SSDEEP

6144:zKWlw1DxDTASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2D:z7lw1DxX5zfXeYU43fiysgfBnnl2D

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/0x00070000000167ea-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2104	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe
876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.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	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe
2104	ocs_v71a.exe
2104	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 2104	876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe	32
PID 876 wrote to memory of 2104	876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe	32
PID 876 wrote to memory of 2104	876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe	32
PID 876 wrote to memory of 2104	876	0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe	32

C:\Users\Admin\AppData\Local\Temp\0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe
"C:\Users\Admin\AppData\Local\Temp\0bf1bde891b701af42801b361e67b94f516a5bb299f1b5a696776fe4c4f8afa9.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:876
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54423242 -chipde -3cdd6f94d0cc4b889258ccb2e379604b - -BLUB2 -xvcowasprzprnsay -393564
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2104

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

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Downloads

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

Filesize
83B

MD5
66f550ac26a6430d0fd814da162af9ac

SHA1
aad4f0b1a8ed648d38d24a19a546da8b05c012a5

SHA256
d6642ce75bb69fd81a9b203322223a293be4dd4ecda17b60f09c80eafe4ded5b

SHA512
074f50fc7f302f1cfc44907fd3dcfa79fabcf0c0f4b63f75881de8e4573cc4396ebc96411cff548a7e1e7c2aafd06ed1a2a2f6fbed61021949229ae00653165c

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2104-12-0x000007FEF615E000-0x000007FEF615F000-memory.dmp

Filesize
4KB

Download
memory/2104-14-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-15-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-16-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-17-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-18-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-19-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-20-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download
memory/2104-21-0x000007FEF615E000-0x000007FEF615F000-memory.dmp

Filesize
4KB

Download
memory/2104-22-0x000007FEF5EA0000-0x000007FEF683D000-memory.dmp

Filesize
9.6MB

Download