revengerat | d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3e

General

Target

d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
Size

948KB
MD5

c83e83d7f6694f711b5a0978b65d8e60
SHA1

fd1d8ffef30043088d78341c83f132b0df627bb7
SHA256

d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3e
SHA512

7b2cb73dba159130378d87d45ea4a2c0afe34d1ccdbe3068e63626ef8ea351cf4183a6ce33aacb65d2ebbc7722c2d7189e5615977f91c98418780d0c42cab8ce
SSDEEP

24576:8AHnh+eWsN3skA4RV1Hom2KXMmHalSLUf5U:bh+ZkldoPK8YalvU

Score

10^/10

revengerat guest discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

Guest

C2

flames.hernetek.com:2522

Mutex

RV_MUTEX-LuSAtYBxGgZH

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bcd.url	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4708 set thread context of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
3636	cmd.exe
3936	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3936	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3240	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4708 wrote to memory of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102
PID 4708 wrote to memory of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102
PID 4708 wrote to memory of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102
PID 4708 wrote to memory of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102
PID 4708 wrote to memory of 3240	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	102
PID 4708 wrote to memory of 3636	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	103
PID 4708 wrote to memory of 3636	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	103
PID 4708 wrote to memory of 3636	4708	d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe	103
PID 3636 wrote to memory of 3936	3636	cmd.exe	105
PID 3636 wrote to memory of 3936	3636	cmd.exe	105
PID 3636 wrote to memory of 3936	3636	cmd.exe	105

C:\Users\Admin\AppData\Local\Temp\d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe
"C:\Users\Admin\AppData\Local\Temp\d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4708
- 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:3240
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /k ping 127.0.0.1 -t 0 & del C:\Users\Admin\AppData\Local\Temp\d501d27e1fbaeb2616d25c7c62d532a8a0d0f6f9aa8cbaa1b5d643c3a4936f3eN.exe & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3636
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -t 0
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:3936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3240-1-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3240-9-0x0000000073AF2000-0x0000000073AF3000-memory.dmp

Filesize
4KB

Download
memory/3240-10-0x0000000073AF0000-0x00000000740A1000-memory.dmp

Filesize
5.7MB

Download
memory/3240-11-0x0000000073AF0000-0x00000000740A1000-memory.dmp

Filesize
5.7MB

Download
memory/3240-12-0x0000000073AF2000-0x0000000073AF3000-memory.dmp

Filesize
4KB

Download
memory/3240-13-0x0000000073AF0000-0x00000000740A1000-memory.dmp

Filesize
5.7MB

Download
memory/3240-14-0x0000000073AF0000-0x00000000740A1000-memory.dmp

Filesize
5.7MB

Download
memory/4708-0-0x0000000003810000-0x0000000003811000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing