revengerat | a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 05:42

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General

Target

a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe
Size

598KB
MD5

4c397fbe9c3404610680b60cf8a6c60d
SHA1

7a1e87e91fe603ab09c7888827f77f8556c43e7a
SHA256

a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8
SHA512

40d28db60ca709e0b0bce36a0718bd9b75404e7c3ee3d839aaf82cc6a67400d22a0973be2988e36494c0e376c333210b6f6de55a82b03d537c5b7ba4682c98c5
SSDEEP

6144:sKWlw1DxDKASIAfCEv2YUMNJlaJuNlK17Y4c83fhysVufBn597NX2U:s7lw1Dxu5zfXeYU43fiysgfBnnl2U

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/0x0008000000016c66-5.dat	revengerat

Executes dropped EXE 1 IoCs

pid	Process
1760	ocs_v71a.exe

Loads dropped DLL 2 IoCs

pid	Process
2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe
2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.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	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe
1760	ocs_v71a.exe
1760	ocs_v71a.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1760	2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe	30
PID 2176 wrote to memory of 1760	2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe	30
PID 2176 wrote to memory of 1760	2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe	30
PID 2176 wrote to memory of 1760	2176	a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe	30

C:\Users\Admin\AppData\Local\Temp\a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe
"C:\Users\Admin\AppData\Local\Temp\a20129123ae295b0d60c2ec4b863139a05de3164c6378b7611b272a7ed6d57e8.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
  C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54375556 -chipde -3e10c2347e8c4f99ad27fdc6668f8808 - -BLUB1 -ryhgezxqjjcjtykl -393562
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:1760

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\ryhgezxqjjcjtykl.dat

Filesize
83B

MD5
fa5af53530e243e2919445bd84eb7104

SHA1
1955c17f9dbf0544796e0a989b4590b4d61dd3f4

SHA256
0f5142e81fe8c66bb961c54fb277d3e20ab4da4c55cc52253e074c2a8d8ea8df

SHA512
d791d1da06df5d0202cf001e1c30832b58fa5da813b6671fb31f455ee5643e908805eba44d3718a798ac6f4832020b8e770ef0ef84620a74258b27c213c708eb

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

Filesize
288KB

MD5
317ec5f92cfbf04a53e8125b66b3b4af

SHA1
16068b8977b4dc562ae782d91bc009472667e331

SHA256
7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5

SHA512
ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65

Download Submit
memory/1760-17-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-13-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-15-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-16-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-12-0x000007FEF61CE000-0x000007FEF61CF000-memory.dmp

Filesize
4KB

Download
memory/1760-18-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-19-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-20-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-21-0x000007FEF61CE000-0x000007FEF61CF000-memory.dmp

Filesize
4KB

Download
memory/1760-22-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download
memory/1760-23-0x000007FEF5F10000-0x000007FEF68AD000-memory.dmp

Filesize
9.6MB

Download