revengerat | 849e0e75626ed27f2bd6d43d1b1314b9635ad9f3cc2710586f6ba736a92e612a

Analysis

max time kernel
119s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 01:55

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General

Target

b8c3db488409b9e5310ab051976bb730N.exe
Size

952KB
MD5

b8c3db488409b9e5310ab051976bb730
SHA1

be970fe44852f718b34cd41aee308ee03c5ae137
SHA256

849e0e75626ed27f2bd6d43d1b1314b9635ad9f3cc2710586f6ba736a92e612a
SHA512

b7e5f1ba97f5f43182770df44a7fac9da50fca526c246ba498a35d9952ada98685c1b0825197926d5ce2723c58920b119ab35a736803ad057f3ae68b9b6c7cd9
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT52:Rh+ZkldDPK8YaKj2

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	b8c3db488409b9e5310ab051976bb730N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2676-0-0x0000000000460000-0x0000000000553000-memory.dmp	autoit_exe
behavioral2/memory/2676-9-0x0000000000460000-0x0000000000553000-memory.dmp	autoit_exe
behavioral2/memory/2676-15-0x0000000000460000-0x0000000000553000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2676 set thread context of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84

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	b8c3db488409b9e5310ab051976bb730N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3256	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2676	b8c3db488409b9e5310ab051976bb730N.exe
2676	b8c3db488409b9e5310ab051976bb730N.exe
2676	b8c3db488409b9e5310ab051976bb730N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2676	b8c3db488409b9e5310ab051976bb730N.exe
2676	b8c3db488409b9e5310ab051976bb730N.exe
2676	b8c3db488409b9e5310ab051976bb730N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84
PID 2676 wrote to memory of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84
PID 2676 wrote to memory of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84
PID 2676 wrote to memory of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84
PID 2676 wrote to memory of 3256	2676	b8c3db488409b9e5310ab051976bb730N.exe	84

C:\Users\Admin\AppData\Local\Temp\b8c3db488409b9e5310ab051976bb730N.exe
"C:\Users\Admin\AppData\Local\Temp\b8c3db488409b9e5310ab051976bb730N.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:2676
- 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
  - Suspicious use of AdjustPrivilegeToken
  PID:3256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2676-0-0x0000000000460000-0x0000000000553000-memory.dmp

Filesize
972KB

Download
memory/2676-1-0x0000000001C20000-0x0000000001C21000-memory.dmp

Filesize
4KB

Download
memory/2676-9-0x0000000000460000-0x0000000000553000-memory.dmp

Filesize
972KB

Download
memory/2676-15-0x0000000000460000-0x0000000000553000-memory.dmp

Filesize
972KB

Download
memory/3256-2-0x0000000000790000-0x0000000000798000-memory.dmp

Filesize
32KB

Download
memory/3256-6-0x0000000073EB2000-0x0000000073EB3000-memory.dmp

Filesize
4KB

Download
memory/3256-7-0x0000000073EB0000-0x0000000074461000-memory.dmp

Filesize
5.7MB

Download
memory/3256-8-0x0000000073EB0000-0x0000000074461000-memory.dmp

Filesize
5.7MB

Download
memory/3256-10-0x0000000073EB2000-0x0000000073EB3000-memory.dmp

Filesize
4KB

Download
memory/3256-11-0x0000000073EB0000-0x0000000074461000-memory.dmp

Filesize
5.7MB

Download