revengerat | a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2025, 18:53

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General

Target

a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
Size

904KB
MD5

172fdbc1bb1e2e637d1884a39271d1d0
SHA1

272ba54b53e0a49c42da0b37ad657ba9767db10d
SHA256

a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6
SHA512

3222093e0184bd623f538e229c077a2dde7c55c76b8711c8fa4dc2ae0cbe3243bded5b50dea801b4b8b7b8475ddc052eda0d9ad83ad8400d934787bdaa036f05
SSDEEP

24576:ZAHnh+eWsN3skA4RV1Hom2KXMmHaKZa51:gh+ZkldoPK8YaKG1

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
Revengerat family
revengerat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4672 set thread context of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.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

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

description	pid	Process
Token: SeDebugPrivilege	1984	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83
PID 4672 wrote to memory of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83
PID 4672 wrote to memory of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83
PID 4672 wrote to memory of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83
PID 4672 wrote to memory of 1984	4672	a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe	83

C:\Users\Admin\AppData\Local\Temp\a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.exe
"C:\Users\Admin\AppData\Local\Temp\a2387a12f3da6d0627c8526b2beefccf42e3297c1d82ac4443b58445f9f3c4d6N.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:4672
- 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:1984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1984-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1984-5-0x0000000073F22000-0x0000000073F23000-memory.dmp

Filesize
4KB

Download
memory/1984-6-0x0000000073F20000-0x00000000744D1000-memory.dmp

Filesize
5.7MB

Download
memory/1984-7-0x0000000073F20000-0x00000000744D1000-memory.dmp

Filesize
5.7MB

Download
memory/1984-8-0x0000000073F22000-0x0000000073F23000-memory.dmp

Filesize
4KB

Download
memory/1984-9-0x0000000073F20000-0x00000000744D1000-memory.dmp

Filesize
5.7MB

Download
memory/1984-10-0x0000000073F20000-0x00000000744D1000-memory.dmp

Filesize
5.7MB

Download
memory/4672-0-0x0000000001580000-0x0000000001581000-memory.dmp

Filesize
4KB

Download