revengerat | 8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2024, 05:16

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General

Target
8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
Size 904KB
Sample241204-fx413atldy
SHA256 8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9
MD5 ec050a2725b63034d24152e55c20d687
SHA1 7b653f58e833d047e44bd216eebcc69e4c49f3e2
SHA512 efb1923a69ed6fa72af0fd663eb678c7fe59a33a5b84651cb893873012e6bfb7232d68418ae45307da0e2c562d5335fc7f55f7851a9f43e1df0621357c79aff6
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5X:gh+ZkldoPK8YaKGX
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	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2932 set thread context of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.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	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.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	1260	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe	83
PID 2932 wrote to memory of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe	83
PID 2932 wrote to memory of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe	83
PID 2932 wrote to memory of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe	83
PID 2932 wrote to memory of 1260	2932	8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe	83

C:\Users\Admin\AppData\Local\Temp\8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.exe
"C:\Users\Admin\AppData\Local\Temp\8da3e8519d434141a7a1aecb267cb86d7ae310888e05885c0b096d2bfd96d6e9.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:2932
- 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:1260

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/1260-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/1260-5-0x00000000739B2000-0x00000000739B3000-memory.dmp

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memory/1260-6-0x00000000739B0000-0x0000000073F61000-memory.dmp

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memory/1260-7-0x00000000739B0000-0x0000000073F61000-memory.dmp

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memory/1260-8-0x00000000739B2000-0x00000000739B3000-memory.dmp

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memory/1260-9-0x00000000739B0000-0x0000000073F61000-memory.dmp

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memory/1260-10-0x00000000739B0000-0x0000000073F61000-memory.dmp

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memory/2932-0-0x0000000003E80000-0x0000000003E81000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads