revengerat | 5a4a11627dac7e9380fe0901210c1e7971cd9b1dca2473deb31b9a518efede87

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2024 04:32

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General

Target

73927281a6ec3065c9b457d99ce20190N.exe
Size

952KB
MD5

73927281a6ec3065c9b457d99ce20190
SHA1

007f4ffa8547dcf4e07fb6fefa16336b48a9fbf3
SHA256

5a4a11627dac7e9380fe0901210c1e7971cd9b1dca2473deb31b9a518efede87
SHA512

3bfea469ccde7c65b2225b3cd91c0b6cd97c18889122da0322ec8f3be1e3610799b11d4eb3222fcf83771d7d18c0b8228cd513c7505c53f167105b2faf60986f
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5w:Rh+ZkldDPK8YaKjw

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

Processes:

73927281a6ec3065c9b457d99ce20190N.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	73927281a6ec3065c9b457d99ce20190N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/720-0-0x0000000000F50000-0x0000000001043000-memory.dmp	autoit_exe
behavioral2/memory/720-9-0x0000000000F50000-0x0000000001043000-memory.dmp	autoit_exe
behavioral2/memory/720-15-0x0000000000F50000-0x0000000001043000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

73927281a6ec3065c9b457d99ce20190N.exe

description	pid	Process	procid_target
PID 720 set thread context of 1652	720	73927281a6ec3065c9b457d99ce20190N.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

Processes:

73927281a6ec3065c9b457d99ce20190N.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73927281a6ec3065c9b457d99ce20190N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	1652	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

73927281a6ec3065c9b457d99ce20190N.exe

pid	Process
720	73927281a6ec3065c9b457d99ce20190N.exe
720	73927281a6ec3065c9b457d99ce20190N.exe
720	73927281a6ec3065c9b457d99ce20190N.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

73927281a6ec3065c9b457d99ce20190N.exe

pid	Process
720	73927281a6ec3065c9b457d99ce20190N.exe
720	73927281a6ec3065c9b457d99ce20190N.exe
720	73927281a6ec3065c9b457d99ce20190N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

73927281a6ec3065c9b457d99ce20190N.exe

description	pid	Process	procid_target
PID 720 wrote to memory of 1652	720	73927281a6ec3065c9b457d99ce20190N.exe	84
PID 720 wrote to memory of 1652	720	73927281a6ec3065c9b457d99ce20190N.exe	84
PID 720 wrote to memory of 1652	720	73927281a6ec3065c9b457d99ce20190N.exe	84
PID 720 wrote to memory of 1652	720	73927281a6ec3065c9b457d99ce20190N.exe	84
PID 720 wrote to memory of 1652	720	73927281a6ec3065c9b457d99ce20190N.exe	84

C:\Users\Admin\AppData\Local\Temp\73927281a6ec3065c9b457d99ce20190N.exe
"C:\Users\Admin\AppData\Local\Temp\73927281a6ec3065c9b457d99ce20190N.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:720
- 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:1652

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

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Downloads

memory/720-0-0x0000000000F50000-0x0000000001043000-memory.dmp

Filesize
972KB

Download
memory/720-1-0x0000000001990000-0x0000000001991000-memory.dmp

Filesize
4KB

Download
memory/720-9-0x0000000000F50000-0x0000000001043000-memory.dmp

Filesize
972KB

Download
memory/720-15-0x0000000000F50000-0x0000000001043000-memory.dmp

Filesize
972KB

Download
memory/1652-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1652-6-0x0000000073BF2000-0x0000000073BF3000-memory.dmp

Filesize
4KB

Download
memory/1652-7-0x0000000073BF0000-0x00000000741A1000-memory.dmp

Filesize
5.7MB

Download
memory/1652-8-0x0000000073BF0000-0x00000000741A1000-memory.dmp

Filesize
5.7MB

Download
memory/1652-10-0x0000000073BF2000-0x0000000073BF3000-memory.dmp

Filesize
4KB

Download
memory/1652-11-0x0000000073BF0000-0x00000000741A1000-memory.dmp

Filesize
5.7MB

Download