revengerat | 12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366

General

Target

12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe
Size

17KB
MD5

10f6bf1292118e02826d6711c997fa6a
SHA1

b8b1d2a5cf5f78a0e58cd20885da1393bf4d7ac7
SHA256

12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366
SHA512

4932ecfe720a7c767049a34ef836f22b24814e18ed8deae85829a6f5421ceae9bd4b9b59c5da1d83caf7b6ada5dbce76e25c56d3090e5380a3d458a11517aaff

Score

10^/10

revengerat exploit persistence stealer trojan

Malware Config

Extracted

Family

revengerat

Botnet

Exploit

C2

fbi.no-ip.net:1717

fbi962.ddns.net:1717

Mutex

RV_MUTEX

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat

RevengeRat Executable 2 IoCs

stealer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\system32.exe	revengerat
C:\Users\Admin\AppData\Roaming\system32.exe	revengerat

Executes dropped EXE 1 IoCs

Processes:

system32.exe

pid process

3740 system32.exe

pid	process
3740	system32.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe

Drops startup file 2 IoCs

Processes:

system32.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dllhost.exe	system32.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dllhost.exe	system32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

system32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Client = "C:\\Users\\Admin\\AppData\\Roaming\\system32.exe"	system32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exesystem32.exe

description	pid	process
Token: SeDebugPrivilege	4692	12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe
Token: SeDebugPrivilege	3740	system32.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe

description	pid	process	target process
PID 4692 wrote to memory of 3740	4692	12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe	system32.exe
PID 4692 wrote to memory of 3740	4692	12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe	system32.exe

C:\Users\Admin\AppData\Local\Temp\12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe
"C:\Users\Admin\AppData\Local\Temp\12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692

C:\Users\Admin\AppData\Roaming\system32.exe
"C:\Users\Admin\AppData\Roaming\system32.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:3740

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\system32.exe
Filesize
17KB

MD5
10f6bf1292118e02826d6711c997fa6a

SHA1
b8b1d2a5cf5f78a0e58cd20885da1393bf4d7ac7

SHA256
12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366

SHA512
4932ecfe720a7c767049a34ef836f22b24814e18ed8deae85829a6f5421ceae9bd4b9b59c5da1d83caf7b6ada5dbce76e25c56d3090e5380a3d458a11517aaff

Download Submit
C:\Users\Admin\AppData\Roaming\system32.exe
Filesize
17KB

MD5
10f6bf1292118e02826d6711c997fa6a

SHA1
b8b1d2a5cf5f78a0e58cd20885da1393bf4d7ac7

SHA256
12393bd27c682e6a736c901597f8afc107f910bcfc42bf914f30eaebd2115366

SHA512
4932ecfe720a7c767049a34ef836f22b24814e18ed8deae85829a6f5421ceae9bd4b9b59c5da1d83caf7b6ada5dbce76e25c56d3090e5380a3d458a11517aaff

Download Submit
memory/3740-138-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/3740-144-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/3740-143-0x00007FFE1F170000-0x00007FFE20054000-memory.dmp

Filesize
14.9MB

Download
memory/3740-142-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/3740-139-0x00007FFE1F170000-0x00007FFE20054000-memory.dmp

Filesize
14.9MB

Download
memory/3740-135-0x0000000000000000-mapping.dmp

Download
memory/4692-133-0x00007FFE1F170000-0x00007FFE20054000-memory.dmp

Filesize
14.9MB

Download
memory/4692-140-0x00007FFE1F170000-0x00007FFE20054000-memory.dmp

Filesize
14.9MB

Download
memory/4692-134-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/4692-141-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/4692-130-0x00007FFE1F170000-0x00007FFE20054000-memory.dmp

Filesize
14.9MB

Download
memory/4692-132-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download
memory/4692-131-0x00007FFE1E5A0000-0x00007FFE1EFD6000-memory.dmp

Filesize
10.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads