revengerat | 044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126

Analysis

max time kernel
120s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2024, 22:20

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General

Target
044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
Size 904KB
Sample241202-188tls1rdk
SHA256 044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126
MD5 23aa8194d6b6dab92e5206341e7b083f
SHA1 d1629a5bd5d711540446f4933a9d175bebd9886b
SHA512 675217222710baa92acdcc4803601b4d1ba1a9a526a856982095803d8826a449afd50ae3499c51f1b4afe0d97f3f196701c0a9337aab0d13af0b037d82f29252
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa57:gh+ZkldoPK8YaKG7
MD5 SHA1 SHA512 SSDEEP

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	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4540 set thread context of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.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	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.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	3632	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe	83
PID 4540 wrote to memory of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe	83
PID 4540 wrote to memory of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe	83
PID 4540 wrote to memory of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe	83
PID 4540 wrote to memory of 3632	4540	044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe	83

C:\Users\Admin\AppData\Local\Temp\044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.exe
"C:\Users\Admin\AppData\Local\Temp\044d82bd5d6dc52f992df8830e000583574677e94985e8db69686bb0214f2126.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:4540
- 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:3632

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/3632-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/3632-5-0x00000000735E2000-0x00000000735E3000-memory.dmp

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memory/3632-6-0x00000000735E0000-0x0000000073B91000-memory.dmp

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memory/3632-7-0x00000000735E0000-0x0000000073B91000-memory.dmp

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memory/3632-8-0x00000000735E2000-0x00000000735E3000-memory.dmp

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memory/3632-9-0x00000000735E0000-0x0000000073B91000-memory.dmp

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memory/3632-10-0x00000000735E0000-0x0000000073B91000-memory.dmp

Download

memory/4540-0-0x0000000002A10000-0x0000000002A11000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads