revengerat | 88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2024, 00:45

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General

Target
88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
Size 904KB
Sample241106-a36tyssflq
SHA256 88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677
MD5 41ef807a9927fb23e070f869befd679f
SHA1 04fe4566428103184562189e486df54c9f3011be
SHA512 1358b47900020e1a0863a7421a50b55b5422357d47f742770bb6825f5e57addbbfdbdc2c67db6a63b7cb0110a8ab563863249c5321c597e0da14b4009f081693
SSDEEP 24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5o:gh+ZkldoPK8YaKGo
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	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4588 set thread context of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85

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	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.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	1692	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4588 wrote to memory of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85
PID 4588 wrote to memory of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85
PID 4588 wrote to memory of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85
PID 4588 wrote to memory of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85
PID 4588 wrote to memory of 1692	4588	88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe	85

C:\Users\Admin\AppData\Local\Temp\88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.exe
"C:\Users\Admin\AppData\Local\Temp\88b242578335c6510b71de310043a02b67c0c1ef08a0a3da8592e26864272677.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:1692

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/1692-1-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/1692-5-0x0000000073472000-0x0000000073473000-memory.dmp

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memory/1692-6-0x0000000073470000-0x0000000073A21000-memory.dmp

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memory/1692-7-0x0000000073470000-0x0000000073A21000-memory.dmp

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memory/1692-8-0x0000000073472000-0x0000000073473000-memory.dmp

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memory/1692-9-0x0000000073470000-0x0000000073A21000-memory.dmp

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memory/1692-10-0x0000000073470000-0x0000000073A21000-memory.dmp

Download

memory/4588-0-0x0000000002160000-0x0000000002161000-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