revengerat | e2b4fb5fd4705700ffa3423a9384039f03967d60c6eac79cc9b9171401ea19ce

General

Target

0x000a0000000122da-58.exe
Size

86KB
MD5

117fa52c8400ad57e1a32503e7138abc
SHA1

e6cfae7554a85bf343089ba627688ff122188a9e
SHA256

e2b4fb5fd4705700ffa3423a9384039f03967d60c6eac79cc9b9171401ea19ce
SHA512

e615ad092197caca9e6b60d9599b1dc6b66554d9030237bfb109ffc2fbd851efbc623037fe0c9d776cbac9ae8ef232e84b3432df7bed653f343269cac8a17f23

Score

10^/10

revengerat guest stealer trojan

Malware Config

Extracted

Family

revengerat

Botnet

Guest

C2

blessed147.ddns.net:8089

Mutex

RV_MUTEX

Signatures

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

RevengeRat Executable 3 IoCs

stealer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Client.exe	revengerat
C:\Users\Admin\AppData\Roaming\Client.exe	revengerat
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.exe	revengerat

Executes dropped EXE 1 IoCs

Processes:

Client.exe

pid process

2176 Client.exe

pid	process
2176	Client.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:

0x000a0000000122da-58.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	0x000a0000000122da-58.exe

Drops startup file 7 IoCs

Processes:

Client.exevbc.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.js	Client.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.lnk	Client.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.URL	Client.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.exe	vbc.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.exe	Client.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.exe	Client.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.vbs	Client.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

0x000a0000000122da-58.exeClient.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	0x000a0000000122da-58.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	0x000a0000000122da-58.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	Client.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Client.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

0x000a0000000122da-58.exeClient.exe

description pid process

Token: SeDebugPrivilege 2944 0x000a0000000122da-58.exe
Token: SeDebugPrivilege 2176 Client.exe

description	pid	process
Token: SeDebugPrivilege	2944	0x000a0000000122da-58.exe
Token: SeDebugPrivilege	2176	Client.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0x000a0000000122da-58.exeClient.exevbc.exe

description	pid	process	target process
PID 2944 wrote to memory of 2176	2944	0x000a0000000122da-58.exe	Client.exe
PID 2944 wrote to memory of 2176	2944	0x000a0000000122da-58.exe	Client.exe
PID 2176 wrote to memory of 224	2176	Client.exe	vbc.exe
PID 2176 wrote to memory of 224	2176	Client.exe	vbc.exe
PID 224 wrote to memory of 2192	224	vbc.exe	cvtres.exe
PID 224 wrote to memory of 2192	224	vbc.exe	cvtres.exe

C:\Users\Admin\AppData\Local\Temp\0x000a0000000122da-58.exe
"C:\Users\Admin\AppData\Local\Temp\0x000a0000000122da-58.exe"
1⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944

C:\Users\Admin\AppData\Roaming\Client.exe
"C:\Users\Admin\AppData\Roaming\Client.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2176

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\90i47eza.cmdline"
3⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:224

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES12E7.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc87BF64919FFC4E2FA3235ABDB8EB6E26.TMP"
4⤵
PID:2192

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\90i47eza.0.vb
Filesize
150B

MD5
1b4fb5e3edf737cc570101af098b8b8b

SHA1
697dbfdbc070868122e4d909e3115547c82ff5ed

SHA256
d667f032a9538d08f05f8ac3c53d791251bc709ce6ea2ad2b8d2dbff9e3dff31

SHA512
c85eab737e23aa984a6d18035ec122ef711d54b405efb1476f5226c3f140cb5c208543f8111d13747ca563926cc244e6ec0f8b5593b1ca75bc2e07bb6aa7f387

Download Submit
C:\Users\Admin\AppData\Local\Temp\90i47eza.cmdline
Filesize
194B

MD5
6a31b965cca33db940d3b138ea2411d8

SHA1
c3afaaf68866d41df0060d5174dfac3ba4e81049

SHA256
3d403de751e8dc937cb402facfa365a391889826e9a6a6ce68ccbedd5705cb68

SHA512
a5761edf017d8ba04b9be1bcf201cc11e11f4f21e0116f09a1c098fccc6b63b5ddadff22218ed9af4e99933b98e174e4cee22e0ff151b532bb69cfebb60c6b0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES12E7.tmp
Filesize
1KB

MD5
0f7acb38ea2529998a3e5bd7971bd4a0

SHA1
49ccdf8a1ab794b6584b8688e60d566fa15b5b6d

SHA256
78dc1de3d845bc6a1efd6f99e936d4d25dc24632a492125d80780ceb1b1f0f11

SHA512
e55e23488a0dd161d11182887d231896f71b6aafee2a13675d9f7386a97cbcddfed541d330c41f0340a68859ab3e0ad74979137cf0081ea02c2bb2017062529f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc87BF64919FFC4E2FA3235ABDB8EB6E26.TMP
Filesize
644B

MD5
23c5f6c5bb4e5de59ec5aa884ea098d3

SHA1
7240ba716de1d9ddaa3f9e3a0adcd7e00c4e6a83

SHA256
7e090465b6d810c988f61a89f11debded56b4bff54c07369c26ab8afd9e8ba27

SHA512
bef35b5af9bb58041f3783a43e85f204a088f44e19168815eea881c2864f9c9038f0e8ba2ab136b6514028e6c22652496cee61fe6dab467b56f0a31809ca1f51

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe
Filesize
86KB

MD5
117fa52c8400ad57e1a32503e7138abc

SHA1
e6cfae7554a85bf343089ba627688ff122188a9e

SHA256
e2b4fb5fd4705700ffa3423a9384039f03967d60c6eac79cc9b9171401ea19ce

SHA512
e615ad092197caca9e6b60d9599b1dc6b66554d9030237bfb109ffc2fbd851efbc623037fe0c9d776cbac9ae8ef232e84b3432df7bed653f343269cac8a17f23

Download Submit
C:\Users\Admin\AppData\Roaming\Client.exe
Filesize
86KB

MD5
117fa52c8400ad57e1a32503e7138abc

SHA1
e6cfae7554a85bf343089ba627688ff122188a9e

SHA256
e2b4fb5fd4705700ffa3423a9384039f03967d60c6eac79cc9b9171401ea19ce

SHA512
e615ad092197caca9e6b60d9599b1dc6b66554d9030237bfb109ffc2fbd851efbc623037fe0c9d776cbac9ae8ef232e84b3432df7bed653f343269cac8a17f23

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Client.exe
Filesize
86KB

MD5
117fa52c8400ad57e1a32503e7138abc

SHA1
e6cfae7554a85bf343089ba627688ff122188a9e

SHA256
e2b4fb5fd4705700ffa3423a9384039f03967d60c6eac79cc9b9171401ea19ce

SHA512
e615ad092197caca9e6b60d9599b1dc6b66554d9030237bfb109ffc2fbd851efbc623037fe0c9d776cbac9ae8ef232e84b3432df7bed653f343269cac8a17f23

Download Submit
memory/224-135-0x0000000000000000-mapping.dmp

Download
memory/2176-131-0x0000000000000000-mapping.dmp

Download
memory/2176-134-0x00007FFC61090000-0x00007FFC61AC6000-memory.dmp

Filesize
10.2MB

Download
memory/2192-139-0x0000000000000000-mapping.dmp

Download
memory/2944-130-0x00007FFC61090000-0x00007FFC61AC6000-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