revengerat | 71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504b

General

Target

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
Size

952KB
MD5

e80cabd225d24688ffa4a2bf873557a0
SHA1

5a5c58e40be7b8e562cf1d1da439982c681579e8
SHA256

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504b
SHA512

c53b79034a4828f6b276c0d8bb8ee35da3de53d5bcc37bf36479b977ecfecc4d14f278d60d6706e7d617855f0af17dcd4750ed24424b1d6db71e0ac4c43f72c7
SSDEEP

24576:2AHnh+eWsN3skA4RV1HDm2KXMmHaKZT5s:Rh+ZkldDPK8YaKjs

Score

10^/10

revengerat marzo26 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Marzo26

C2

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:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

AutoIT Executable 3 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral1/memory/2052-0-0x0000000000F40000-0x0000000001033000-memory.dmp	autoit_exe
behavioral1/memory/2052-11-0x0000000000F40000-0x0000000001033000-memory.dmp	autoit_exe
behavioral1/memory/2052-16-0x0000000000F40000-0x0000000001033000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

description	pid	process	target process
PID 2052 set thread context of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.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:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exeRegAsm.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.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 2096 RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2096	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

pid	process
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

pid	process
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe

description	pid	process	target process
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe
PID 2052 wrote to memory of 2096	2052	71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.exe
"C:\Users\Admin\AppData\Local\Temp\71666431ae1c3e3a2be6b222ce607bfd47b484ae14622cf5f1b292b0c592504bN.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:2052
- 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:2096

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2052-0-0x0000000000F40000-0x0000000001033000-memory.dmp

Filesize
972KB

Download
memory/2052-1-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/2052-11-0x0000000000F40000-0x0000000001033000-memory.dmp

Filesize
972KB

Download
memory/2052-16-0x0000000000F40000-0x0000000001033000-memory.dmp

Filesize
972KB

Download
memory/2096-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2096-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2096-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2096-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2096-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2096-10-0x0000000073F62000-0x0000000073F64000-memory.dmp

Filesize
8KB

Download
memory/2096-12-0x0000000073F62000-0x0000000073F64000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads