revengerat | b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 06:37

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General

Target

b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
Size

904KB
MD5

9c66a935ae8c8487d95036ef26ccf225
SHA1

8caca5bea77009a43e97697816be62535b9408df
SHA256

b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703
SHA512

62d32c6e4255d44247f1a74e1672c9e7aa1940c41eabb150f458a17bb55d73b034f3c07b7beb205adbd1995bb486e59c527c27b2149ada6a64575eb1582b0f90
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5h:gh+ZkldoPK8YaKGh

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

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	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1548 set thread context of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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	3332	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe	83
PID 1548 wrote to memory of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe	83
PID 1548 wrote to memory of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe	83
PID 1548 wrote to memory of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe	83
PID 1548 wrote to memory of 3332	1548	b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe	83

C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.exe
"C:\Users\Admin\AppData\Local\Temp\b0b9b3b2e584fc341120b7fa5527e828ebaf56a4e927c38fa05ff16db60c2703.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:1548
- 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:3332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1548-0-0x0000000000FC0000-0x0000000000FC1000-memory.dmp

Filesize
4KB

Download
memory/3332-1-0x00000000001D0000-0x00000000001D8000-memory.dmp

Filesize
32KB

Download
memory/3332-5-0x00000000735E2000-0x00000000735E3000-memory.dmp

Filesize
4KB

Download
memory/3332-6-0x00000000735E0000-0x0000000073B91000-memory.dmp

Filesize
5.7MB

Download
memory/3332-7-0x00000000735E0000-0x0000000073B91000-memory.dmp

Filesize
5.7MB

Download
memory/3332-8-0x00000000735E2000-0x00000000735E3000-memory.dmp

Filesize
4KB

Download
memory/3332-9-0x00000000735E0000-0x0000000073B91000-memory.dmp

Filesize
5.7MB

Download
memory/3332-10-0x00000000735E0000-0x0000000073B91000-memory.dmp

Filesize
5.7MB

Download