revengerat | f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 03:42

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General

Target

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
Size

904KB
MD5

7d3cedcfdcc4e74e2bfaaf9251d91881
SHA1

79068c15c1bdcbb29816a804d53cb918951996cf
SHA256

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669
SHA512

a4832fd28791820cf1c81e122a98b0c13f94b8ac59561a4b2e8d466dabf7ef2194c8b8a1086220e11fa731d37284b8ad670198978b11fb553d43addc3aaba722
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa54:gh+ZkldoPK8YaKG4

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:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

description	pid	process	target process
PID 2244 set thread context of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.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:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.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 2616 RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2616	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

pid	process
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

pid	process
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe

description	pid	process	target process
PID 2244 wrote to memory of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe	RegAsm.exe
PID 2244 wrote to memory of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe	RegAsm.exe
PID 2244 wrote to memory of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe	RegAsm.exe
PID 2244 wrote to memory of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe	RegAsm.exe
PID 2244 wrote to memory of 2616	2244	f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.exe
"C:\Users\Admin\AppData\Local\Temp\f81bc654a2c4b23bc3a219cfbe38f28d73bb8b89f65e32e5177689fb30bc7669.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:2244
- 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:2616

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/2244-0-0x0000000002120000-0x0000000002121000-memory.dmp

Filesize
4KB

Download
memory/2616-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2616-5-0x0000000073702000-0x0000000073703000-memory.dmp

Filesize
4KB

Download
memory/2616-6-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download
memory/2616-7-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download
memory/2616-8-0x0000000073702000-0x0000000073703000-memory.dmp

Filesize
4KB

Download
memory/2616-9-0x0000000073700000-0x0000000073CB1000-memory.dmp

Filesize
5.7MB

Download