revengerat | 1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 08:41

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General

Target

1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe
Size

598KB
MD5

3e9663490edaf2035862e264a1b8b4d0
SHA1

091eafba97dd11250bf475e0e9c2cf13be9030d3
SHA256

1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102
SHA512

09aa23ea71abbfb42fc3b0569a752acb7890d1248507b548d7b1aed991aae3d5f576daf52509214b8cefb4644b7a3f175a4d4397393a52ecec600cdd4a1d501c
SSDEEP

6144:DKWlw1DxDuASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2X:D7lw1Dxq5zfXeYU43fiysgfBnnl2X

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/0x00070000000164de-6.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2052	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe
2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.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	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe
2052	ocs_v71a.exe
2052	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2052	2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe	30
PID 2396 wrote to memory of 2052	2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe	30
PID 2396 wrote to memory of 2052	2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe	30
PID 2396 wrote to memory of 2052	2396	1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe	30

C:\Users\Admin\AppData\Local\Temp\1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe
"C:\Users\Admin\AppData\Local\Temp\1929abc91d6bbdebca4d6b81a65545a2b37959c848c4f1e90e99be7f1eb4a102N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54403718 -chipde -69d76f661e664d25889bd9d26742dc12 - -ChromeBundle -fzfidgqyglwzcaqe -393560
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2052

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\fzfidgqyglwzcaqe.dat

Filesize
83B

MD5
aa19557948d6a68d82fa2adf73bbe89c

SHA1
0b20b5f4b90042699844e97cf36513390292e580

SHA256
89f33585a64ad181855b163fd304da97be78ba95c6e5a7dc902643ce9a086a98

SHA512
f5875a920505825e6ec182d09640e29eddab696de3d6dbf9a701b246a965dd144318ba4e26bf3820130902780da39dad45b088300188f2975f36680eab8d10fa

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2052-17-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-14-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-15-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-16-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-12-0x000007FEF614E000-0x000007FEF614F000-memory.dmp

Filesize
4KB

Download
memory/2052-19-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-20-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-18-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-21-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-22-0x000007FEF614E000-0x000007FEF614F000-memory.dmp

Filesize
4KB

Download
memory/2052-23-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2052-24-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download