revengerat | 1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bc

Analysis

max time kernel
119s
max time network
20s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/01/2025, 11:31

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General

Target

1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe
Size

604KB
MD5

f422cfe5d03f240cca5fa7c1c4a81bb0
SHA1

4d0e221eb3d4af3f60501372e17654de8b996b44
SHA256

1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bc
SHA512

8c95ac8c0cb9c372f3a4a5372b69c237748ecb1fe68497060369f8615f6a1cf872cdbb4346284dce9b0b53401dce157ce768e069eb752515b9a9fcbca6e79f01
SSDEEP

6144:KKWlw1DxX+p9fCEc2PI4Saq9JNl6zBY4o83fqysVufBn597NX2+U:K7lw1Dxup9fXHPIz3vtysgfBnnl2+U

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/0x0007000000016c10-6.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2844	ocs_v71.exe

Loads dropped DLL 2 IoCs

pid	Process
3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe
3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.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	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe
2844	ocs_v71.exe
2844	ocs_v71.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2844	3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe	30
PID 3040 wrote to memory of 2844	3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe	30
PID 3040 wrote to memory of 2844	3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe	30
PID 3040 wrote to memory of 2844	3040	1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe	30

C:\Users\Admin\AppData\Local\Temp\1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe
"C:\Users\Admin\AppData\Local\Temp\1640f175d3a8a8dbec898eac431c6a51602f7e13a1a8a071cdccc33654ba17bcN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71.exe -install -54434257 -chipde -db7e868a8e924e148253e3e54abccf71 - -ChromeBundle -ijvgexjmjvkdnprv -590222
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2844

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\ijvgexjmjvkdnprv.dat

Filesize
83B

MD5
f85b6bb7cc677a28453727156d890f57

SHA1
7d2475f72ba4de1f72aa8ec5b7fb3c1c605eacd7

SHA256
414112a99f57371139fe2d858b30ec8fb427d4295974adac48719d34313e39f7

SHA512
3c3daa09b3261aea5ff3e508e5cd811f5956b0cb50946b6015328d6b98011a363766e331d7ae4200c53848f20d08122d0abaa51a5b1ae0c63c93dbac707d5638

Download Submit
\Users\Admin\AppData\Local\Temp\OCS\ocs_v71.exe

Filesize
292KB

MD5
ad68076fb58a634cba05c9396b0f20af

SHA1
dabc08bdf0203f5946101a0eea51d494e87f67b9

SHA256
dc712ebab17c0bf8d73a1c5b5b3b053fd1e665a2d6ad21eb5a9b34da6e844a5a

SHA512
be7f294cd4835353ab121a2de655f4a99718096f078713bd1bc8c2d2a847937bafe6853b13bb7c41178f1b33aeacf3af3d13b80f1494cca4489472458a1b63ba

Download Submit
memory/2844-20-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-19-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-13-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-16-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-18-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-17-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-12-0x000007FEF581E000-0x000007FEF581F000-memory.dmp

Filesize
4KB

Download
memory/2844-14-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-21-0x000007FEF581E000-0x000007FEF581F000-memory.dmp

Filesize
4KB

Download
memory/2844-22-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-23-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-24-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-25-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download
memory/2844-26-0x000007FEF5560000-0x000007FEF5EFD000-memory.dmp

Filesize
9.6MB

Download