revengerat | 75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051

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
09-01-2025 02:02

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General

Target

75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe
Size

596KB
MD5

00340ad9fe1115b936cfec17835f3548
SHA1

3d795b9b9f5efe759e76345dbbbc9ed2ac898eda
SHA256

75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051
SHA512

d3f74cba7c80a6082147cd010cda108dff79a8bbb8a95f0586a723b518bb25e15ee40f964caed245fc7d64b75ea2a63f5df016f551ccde2c32ac115b2474b864
SSDEEP

6144:4KWlw1Dx+7ASQFfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2R:47lw1DxE5QFfXeYU43fiysgfBnnl2R

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/0x0007000000015ce4-10.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
2324	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe
2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.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	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe
2324	ocs_v71a.exe
2324	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2324	2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe	30
PID 2548 wrote to memory of 2324	2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe	30
PID 2548 wrote to memory of 2324	2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe	30
PID 2548 wrote to memory of 2324	2548	75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe	30

C:\Users\Admin\AppData\Local\Temp\75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe
"C:\Users\Admin\AppData\Local\Temp\75bec88796f685c375306df89b5d760166f643fc3016153c791f4a3c1e8e9051.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -1810 -winsoftware -e1ac8fb70a084649b6dc336e6c6f9316 - - -ljdrdfrtuuvbzmhf -393560
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:2324

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\ljdrdfrtuuvbzmhf.dat

Filesize
57B

MD5
1134068ed14168f35a6a80a1bd412fe5

SHA1
c916231e51a8308a362d2b18f6419141616e5137

SHA256
99b59ce842dfbacbe26e8749b0a76205e8eb061acb7647adb5121f25c82317e4

SHA512
50008f8b09490be5bf2e23d85f436b31be2bbab0c95842ac34be5bf4da6cd9d6aeaaa699d180cc2106c2405a053b9f5586aa976535fe85e883394a5ebbf3df09

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/2324-12-0x000007FEF5B2E000-0x000007FEF5B2F000-memory.dmp

Filesize
4KB

Download
memory/2324-13-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-14-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-16-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-17-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-18-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-19-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-20-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download
memory/2324-21-0x000007FEF5B2E000-0x000007FEF5B2F000-memory.dmp

Filesize
4KB

Download
memory/2324-22-0x000007FEF5870000-0x000007FEF620D000-memory.dmp

Filesize
9.6MB

Download