revengerat | 8e886c325e8008c4eef43c96f0e09eee01c0e10937e57f926432d499ed445ad6

Analysis

max time kernel
104s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26-07-2024 21:58

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General

Target

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
Size

952KB
MD5

5d8f69dea8cdbcac40ba9a4b2ece2e20
SHA1

9d7c879939d219a4e9d1a95eb003743615ae274a
SHA256

8e886c325e8008c4eef43c96f0e09eee01c0e10937e57f926432d499ed445ad6
SHA512

d0b08132eda6582dbd3a353af562145fe24f84d1fb528a61192d62b568563bda65eaae89c7dd9718910956b59b2242227752195be813e01992951ff6a4375528
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5A:Rh+ZkldDPK8YaKjA

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:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/4840-0-0x00000000005A0000-0x0000000000693000-memory.dmp	autoit_exe
behavioral2/memory/4840-12-0x00000000005A0000-0x0000000000693000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

description pid process target process

PID 4840 set thread context of 4524 4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe RegAsm.exe

description	pid	process	target process
PID 4840 set thread context of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe

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:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5d8f69dea8cdbcac40ba9a4b2ece2e20N.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 4524 RegAsm.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

pid process

4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

pid process

4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840 5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

description	pid	process
Token: SeDebugPrivilege	4524	RegAsm.exe

pid	process
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

pid	process
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe

description	pid	process	target process
PID 4840 wrote to memory of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe
PID 4840 wrote to memory of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe
PID 4840 wrote to memory of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe
PID 4840 wrote to memory of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe
PID 4840 wrote to memory of 4524	4840	5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\5d8f69dea8cdbcac40ba9a4b2ece2e20N.exe
"C:\Users\Admin\AppData\Local\Temp\5d8f69dea8cdbcac40ba9a4b2ece2e20N.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:4840

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:4524

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/4524-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4524-6-0x0000000073CF2000-0x0000000073CF3000-memory.dmp

Filesize
4KB

Download
memory/4524-7-0x0000000073CF0000-0x00000000742A1000-memory.dmp

Filesize
5.7MB

Download
memory/4524-8-0x0000000073CF0000-0x00000000742A1000-memory.dmp

Filesize
5.7MB

Download
memory/4524-13-0x0000000073CF2000-0x0000000073CF3000-memory.dmp

Filesize
4KB

Download
memory/4524-14-0x0000000073CF0000-0x00000000742A1000-memory.dmp

Filesize
5.7MB

Download
memory/4840-0-0x00000000005A0000-0x0000000000693000-memory.dmp

Filesize
972KB

Download
memory/4840-1-0x00000000022C0000-0x00000000022C1000-memory.dmp

Filesize
4KB

Download
memory/4840-12-0x00000000005A0000-0x0000000000693000-memory.dmp

Filesize
972KB

Download