revengerat | ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861

General

Target

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
Size

904KB
MD5

42bec568c1dbedc1d188798689f20240
SHA1

9552f2ae8e9391f7e8d1c8a36f2b4f519d5e5009
SHA256

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861
SHA512

47102d7688e650d311259d9123ab52cbf92c7e13847b80e00059a894ca52c7cdbe8ddbdf63f2c7b4438a72c9fdb09bd30379d9eecef111662226eedbff69bea7
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa5f:gh+ZkldoPK8YaKGf

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
Revengerat family
revengerat

Drops startup file 1 IoCs

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

description	pid	Process	procid_target
PID 4584 set thread context of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.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

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

RegAsm.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description	pid	Process
Token: SeDebugPrivilege	3928	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

pid	Process
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

pid	Process
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe

description	pid	Process	procid_target
PID 4584 wrote to memory of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe	85
PID 4584 wrote to memory of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe	85
PID 4584 wrote to memory of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe	85
PID 4584 wrote to memory of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe	85
PID 4584 wrote to memory of 3928	4584	ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe	85

C:\Users\Admin\AppData\Local\Temp\ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.exe
"C:\Users\Admin\AppData\Local\Temp\ec169f33ec0aae6c4b851795fbb4d0ef726d9f750a4f3eed0e83ee251b890861N.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:4584
- 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
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

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/3928-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3928-5-0x0000000074282000-0x0000000074283000-memory.dmp

Filesize
4KB

Download
memory/3928-6-0x0000000074280000-0x0000000074831000-memory.dmp

Filesize
5.7MB

Download
memory/3928-7-0x0000000074280000-0x0000000074831000-memory.dmp

Filesize
5.7MB

Download
memory/3928-8-0x0000000074282000-0x0000000074283000-memory.dmp

Filesize
4KB

Download
memory/3928-9-0x0000000074280000-0x0000000074831000-memory.dmp

Filesize
5.7MB

Download
memory/3928-10-0x0000000074280000-0x0000000074831000-memory.dmp

Filesize
5.7MB

Download
memory/4584-0-0x0000000000C60000-0x0000000000C61000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads