revengerat | c6decfcdac7cfd1d389e7db979b305d17293b80f0f422e59ef2c239022a9986b

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
20/08/2024, 10:13

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General

Target

e3f1bc66efb7046d698222a75fe1f5e0N.exe
Size

952KB
MD5

e3f1bc66efb7046d698222a75fe1f5e0
SHA1

f947545b723ab61ecda5c08a6570d4788c06921a
SHA256

c6decfcdac7cfd1d389e7db979b305d17293b80f0f422e59ef2c239022a9986b
SHA512

4def770a323d089996af2f8e740ad6f509b0f08b8eddf9bc60f1c50dc61895fb452b34585fdef563fc716c6c546a88b9b4e869c66b907a311e716d3cf1c56701
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5g:Rh+ZkldDPK8YaKjg

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	e3f1bc66efb7046d698222a75fe1f5e0N.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4888-0-0x0000000000B20000-0x0000000000C13000-memory.dmp	autoit_exe
behavioral2/memory/4888-9-0x0000000000B20000-0x0000000000C13000-memory.dmp	autoit_exe
behavioral2/memory/4888-15-0x0000000000B20000-0x0000000000C13000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4888 set thread context of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.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	e3f1bc66efb7046d698222a75fe1f5e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe
4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4888 wrote to memory of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe	85
PID 4888 wrote to memory of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe	85
PID 4888 wrote to memory of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe	85
PID 4888 wrote to memory of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe	85
PID 4888 wrote to memory of 1984	4888	e3f1bc66efb7046d698222a75fe1f5e0N.exe	85

C:\Users\Admin\AppData\Local\Temp\e3f1bc66efb7046d698222a75fe1f5e0N.exe
"C:\Users\Admin\AppData\Local\Temp\e3f1bc66efb7046d698222a75fe1f5e0N.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:4888
- 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:1984

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/1984-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1984-6-0x0000000074162000-0x0000000074163000-memory.dmp

Filesize
4KB

Download
memory/1984-7-0x0000000074160000-0x0000000074711000-memory.dmp

Filesize
5.7MB

Download
memory/1984-8-0x0000000074160000-0x0000000074711000-memory.dmp

Filesize
5.7MB

Download
memory/1984-10-0x0000000074162000-0x0000000074163000-memory.dmp

Filesize
4KB

Download
memory/1984-11-0x0000000074160000-0x0000000074711000-memory.dmp

Filesize
5.7MB

Download
memory/4888-0-0x0000000000B20000-0x0000000000C13000-memory.dmp

Filesize
972KB

Download
memory/4888-1-0x0000000004480000-0x0000000004481000-memory.dmp

Filesize
4KB

Download
memory/4888-9-0x0000000000B20000-0x0000000000C13000-memory.dmp

Filesize
972KB

Download
memory/4888-15-0x0000000000B20000-0x0000000000C13000-memory.dmp

Filesize
972KB

Download