revengerat | 70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52

General

Target

70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
Size

952KB
MD5

54079c9b93c5d898287eeaaae1bbbdb0
SHA1

c87a7b3553d5691e779c258ca86360c1d1b9605e
SHA256

70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52
SHA512

74a0079d84ceb4f05d351b498012d936e267e1cb84cfb562d06c2e4f68df1d614481e92f11c40e110af3b51dc3623a83622455f5da02dea0355d5301b7134a32
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5O:Rh+ZkldDPK8YaKjO

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

C2

marzorevenger.duckdns.org:4230

Mutex

RV_MUTEX-PiGGjjtnxDpn

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4812-0-0x0000000000F20000-0x0000000001013000-memory.dmp	autoit_exe
behavioral2/memory/4812-9-0x0000000000F20000-0x0000000001013000-memory.dmp	autoit_exe
behavioral2/memory/4812-16-0x0000000000F20000-0x0000000001013000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4812 set thread context of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83

System Location Discovery: System Language Discovery 1 TTPs 2 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	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	224	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83
PID 4812 wrote to memory of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83
PID 4812 wrote to memory of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83
PID 4812 wrote to memory of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83
PID 4812 wrote to memory of 224	4812	70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe	83

C:\Users\Admin\AppData\Local\Temp\70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe
"C:\Users\Admin\AppData\Local\Temp\70fa7d953325a01e4159241086ae415e7786b431063916e642142bf70fcd9a52N.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/224-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/224-6-0x0000000073AD2000-0x0000000073AD3000-memory.dmp

Filesize
4KB

Download
memory/224-7-0x0000000073AD0000-0x0000000074081000-memory.dmp

Filesize
5.7MB

Download
memory/224-8-0x0000000073AD0000-0x0000000074081000-memory.dmp

Filesize
5.7MB

Download
memory/224-10-0x0000000073AD2000-0x0000000073AD3000-memory.dmp

Filesize
4KB

Download
memory/224-11-0x0000000073AD0000-0x0000000074081000-memory.dmp

Filesize
5.7MB

Download
memory/224-12-0x0000000073AD0000-0x0000000074081000-memory.dmp

Filesize
5.7MB

Download
memory/4812-0-0x0000000000F20000-0x0000000001013000-memory.dmp

Filesize
972KB

Download
memory/4812-1-0x00000000010A0000-0x00000000010A1000-memory.dmp

Filesize
4KB

Download
memory/4812-9-0x0000000000F20000-0x0000000001013000-memory.dmp

Filesize
972KB

Download
memory/4812-16-0x0000000000F20000-0x0000000001013000-memory.dmp

Filesize
972KB

Download

Analysis

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