revengerat | a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-11-2024 01:10

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General

Target

a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
Size

904KB
MD5

5d3bd0a2a19776dd6a1c270c9a48c198
SHA1

8e4ad792377d364d441ff85c4de6bd52759215ab
SHA256

a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415
SHA512

0f817a14f114885e0e196e23f747b17a94b89cd44ab6775eafef1e9e15abce64736b47d9c5f2dd0f7324613d56565d7ae526f4b0ac976ba45330ca8e15972538
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5N:gh+ZkldoPK8YaKGN

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	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4848 set thread context of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84

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	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.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	4116	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84
PID 4848 wrote to memory of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84
PID 4848 wrote to memory of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84
PID 4848 wrote to memory of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84
PID 4848 wrote to memory of 4116	4848	a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe	84

C:\Users\Admin\AppData\Local\Temp\a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.exe
"C:\Users\Admin\AppData\Local\Temp\a4df6b9cc496f445c81cbec1da7efad83a023b9aa03116920e92b3ee14e7d415.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:4848
- 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:4116

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/4116-1-0x0000000000740000-0x0000000000748000-memory.dmp

Filesize
32KB

Download
memory/4116-5-0x0000000074432000-0x0000000074433000-memory.dmp

Filesize
4KB

Download
memory/4116-6-0x0000000074430000-0x00000000749E1000-memory.dmp

Filesize
5.7MB

Download
memory/4116-7-0x0000000074430000-0x00000000749E1000-memory.dmp

Filesize
5.7MB

Download
memory/4116-8-0x0000000074432000-0x0000000074433000-memory.dmp

Filesize
4KB

Download
memory/4116-9-0x0000000074430000-0x00000000749E1000-memory.dmp

Filesize
5.7MB

Download
memory/4116-10-0x0000000074430000-0x00000000749E1000-memory.dmp

Filesize
5.7MB

Download
memory/4848-0-0x00000000033F0000-0x00000000033F1000-memory.dmp

Filesize
4KB

Download