revengerat | 1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1

Analysis

max time kernel
118s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05/12/2024, 21:35

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General

Target
1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
Size 904KB
Sample241205-1fklbasqgw
SHA256 1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1
MD5 3a17dc0ba2737d4fdbd21b251ee05828
SHA1 87f1330e843ad92f81c2309f64451c775a98bae6
SHA512 f198f15325334f2f09866dd1d6af70b63489608c112804488272d1a530ead3336ebc7fefce705bab65c166b63d731d76cf5319b4f71aadcb3b2df97f4eb7619c
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5r:gh+ZkldoPK8YaKGr
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	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4588 set thread context of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82

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	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.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	1224	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82
PID 4588 wrote to memory of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82
PID 4588 wrote to memory of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82
PID 4588 wrote to memory of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82
PID 4588 wrote to memory of 1224	4588	1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe	82

C:\Users\Admin\AppData\Local\Temp\1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.exe
"C:\Users\Admin\AppData\Local\Temp\1b7a98e8ed515b285b0f84f7d58062b3f9eeaf0089218028a01d6fbf8048b2b1.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:4588
- 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:1224

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/1224-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/1224-5-0x00000000737C2000-0x00000000737C3000-memory.dmp

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memory/1224-6-0x00000000737C0000-0x0000000073D71000-memory.dmp

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memory/1224-7-0x00000000737C0000-0x0000000073D71000-memory.dmp

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memory/1224-8-0x00000000737C2000-0x00000000737C3000-memory.dmp

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memory/1224-9-0x00000000737C0000-0x0000000073D71000-memory.dmp

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memory/1224-10-0x00000000737C0000-0x0000000073D71000-memory.dmp

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memory/4588-0-0x0000000004150000-0x0000000004151000-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