revengerat | c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863

Analysis

max time kernel
119s
max time network
123s
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 20:20

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General

Target

c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
Size

905KB
MD5

0073dd7d5d41dc9c50e1935e745fcc80
SHA1

4f215b8f97468599a76974234b2ec93e162d50b0
SHA256

c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863
SHA512

76b9e8b58a37ce3dce89a057ff1361e021920c050da54bcfe1d20fbcbebe36d4b15e2c8af16ef963c7856586ea230647010d7aad0a29d8ced98249c1c5b23ed0
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5X:gh+ZkldoPK8YaKGX

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	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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	1364	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe	83
PID 1668 wrote to memory of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe	83
PID 1668 wrote to memory of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe	83
PID 1668 wrote to memory of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe	83
PID 1668 wrote to memory of 1364	1668	c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe	83

C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.exe
"C:\Users\Admin\AppData\Local\Temp\c1f4251c6fc1f8cc22d93daaff1b8ec65aa9d43c06b562ffd77b1f803935e863N.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:1668
- 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:1364

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/1364-1-0x00000000007C0000-0x00000000007C8000-memory.dmp

Filesize
32KB

Download
memory/1364-5-0x0000000073722000-0x0000000073723000-memory.dmp

Filesize
4KB

Download
memory/1364-6-0x0000000073720000-0x0000000073CD1000-memory.dmp

Filesize
5.7MB

Download
memory/1364-7-0x0000000073720000-0x0000000073CD1000-memory.dmp

Filesize
5.7MB

Download
memory/1364-8-0x0000000073722000-0x0000000073723000-memory.dmp

Filesize
4KB

Download
memory/1364-9-0x0000000073720000-0x0000000073CD1000-memory.dmp

Filesize
5.7MB

Download
memory/1364-10-0x0000000073720000-0x0000000073CD1000-memory.dmp

Filesize
5.7MB

Download
memory/1668-0-0x0000000002320000-0x0000000002321000-memory.dmp

Filesize
4KB

Download