revengerat | e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8

Analysis

max time kernel
128s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 04:00

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General

Target

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
Size

903KB
MD5

7487bf7688521e8ae8992d5dd6ac5b24
SHA1

0c0d62f087b1d354fad339561d6666cffe1eea5f
SHA256

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8
SHA512

5b1856c7e2cd12c279fae3e8db9200c2360f731f0c4a83dcedf7aa16e5bccf5ce05a253f4c466eb78117707d29c1f4150423484819c4dcd0ac5af0847776054c
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa56:gh+ZkldoPK8YaKG6

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:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

description	pid	Process	procid_target
PID 4132 set thread context of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84

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:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exeRegAsm.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.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	1640	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

pid	Process
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

pid	Process
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe

description	pid	Process	procid_target
PID 4132 wrote to memory of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84
PID 4132 wrote to memory of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84
PID 4132 wrote to memory of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84
PID 4132 wrote to memory of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84
PID 4132 wrote to memory of 1640	4132	e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe	84

C:\Users\Admin\AppData\Local\Temp\e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.exe
"C:\Users\Admin\AppData\Local\Temp\e89fd4cc1126f064070d05dd9f13aac077f4e4b36444f2cfa3523031676552e8.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:4132
- 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:1640

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/1640-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1640-5-0x0000000073E62000-0x0000000073E63000-memory.dmp

Filesize
4KB

Download
memory/1640-6-0x0000000073E60000-0x0000000074411000-memory.dmp

Filesize
5.7MB

Download
memory/1640-7-0x0000000073E60000-0x0000000074411000-memory.dmp

Filesize
5.7MB

Download
memory/1640-8-0x0000000073E62000-0x0000000073E63000-memory.dmp

Filesize
4KB

Download
memory/1640-9-0x0000000073E60000-0x0000000074411000-memory.dmp

Filesize
5.7MB

Download
memory/1640-10-0x0000000073E60000-0x0000000074411000-memory.dmp

Filesize
5.7MB

Download
memory/4132-0-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download