revengerat | caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 15:56

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General

Target

caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe
Size

598KB
MD5

a9b9a10cc673ebb3eab5df950d51f9ba
SHA1

e2b083f80fb5c9724335b6d4d5d2164ff1f86251
SHA256

caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5
SHA512

409984f2d46af4d5caf3d696ff97158ae40a671908202740097fbe0669f4ce983391acde7ac4f7c80e93567b0aac7f06e6bfdc5e271bcf4ab3e209d1e1e19249
SSDEEP

6144:HKWlw1DxDiASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX29:H7lw1Dx25zfXeYU43fiysgfBnnl29

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/0x0007000000016458-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2860	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe
2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.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	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe
2860	ocs_v71a.exe
2860	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2860	2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe	30
PID 2772 wrote to memory of 2860	2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe	30
PID 2772 wrote to memory of 2860	2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe	30
PID 2772 wrote to memory of 2860	2772	caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe	30

C:\Users\Admin\AppData\Local\Temp\caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe
"C:\Users\Admin\AppData\Local\Temp\caf826d581673925ec6099c486660c600d2e34f7f183d72028e3355ab677d9d5.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54399357 -chipde -1aa1bd8e345e4820a8dde613790e855c - -BLUB1 -auhohmyvvujvkukv -393504
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2860

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\auhohmyvvujvkukv.dat

Filesize
83B

MD5
9d3f45ca40620052ef9ddeeb5d798cc1

SHA1
899330d23eaac2c7e2b40f3b3abe2161c8a325ee

SHA256
f46bfc55441f42608528e9d11393041d20fdadf80ef5dd130d9e6661ecf2204f

SHA512
d879813f3a362e400a1a8d719de974306097ed302e8df79485d5b298cb01124b010a965efd8730a2023244754fc3037f0b26d5853a430530cbb0902758f7a3f2

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2860-19-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-20-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-15-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-16-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-17-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-18-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-12-0x000007FEF680E000-0x000007FEF680F000-memory.dmp

Filesize
4KB

Download
memory/2860-13-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-21-0x000007FEF680E000-0x000007FEF680F000-memory.dmp

Filesize
4KB

Download
memory/2860-22-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-23-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-24-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-25-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download
memory/2860-26-0x000007FEF6550000-0x000007FEF6EED000-memory.dmp

Filesize
9.6MB

Download