revengerat | 257e4c94a89f643675ac749c47c9ab6aaf35a71f68fe27b8ad13068209966646

General

Target

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
Size

97KB
MD5

be981e8c2a43e58bc1d2033366451055
SHA1

e238675da9ddd2dce9302c34eb3944c1b2724bd3
SHA256

257e4c94a89f643675ac749c47c9ab6aaf35a71f68fe27b8ad13068209966646
SHA512

e4f59a708d23123fe9b5ae6287fb2bef37cf1dd141c0aee986235238d420f3d3bf96b3cf6666c5671f2dfe0ae30bc632dc19e35653c3f93e7bfe4537bcb7eef8
SSDEEP

1536:j7uEipr5Jvov7UJlF2+aaaUHMdgHW94Az5OCxEdGC8KiJOaP8PwrVo:jqEXUJlF2+raEAcFdCxEdoVwYvS

Score

10^/10

revengerat discovery stealer trojan

Malware Config

Signatures

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

RevengeRat Executable 1 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/files/0x00090000000177da-6.dat	revengerat

Drops startup file 2 IoCs

Processes:

TuxlerVPN.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\TuxlerVPN.exe	TuxlerVPN.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\TuxlerVPN.exe	TuxlerVPN.exe

Executes dropped EXE 1 IoCs

Processes:

TuxlerVPN.exe

pid	Process
2908	TuxlerVPN.exe

Loads dropped DLL 2 IoCs

Processes:

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe

pid	Process
2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

Processes:

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exeTuxlerVPN.exe

description	ioc	Process
File created	C:\Windows\SysWOW64\TuxlerVPN.exe	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\TuxlerVPN.exe	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\TuxlerVPN.exe	TuxlerVPN.exe
File created	C:\Windows\SysWOW64\TuxlerVPN.exe	TuxlerVPN.exe

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 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:

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exeTuxlerVPN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TuxlerVPN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exeTuxlerVPN.exe

description	pid	Process
Token: SeDebugPrivilege	2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
Token: SeDebugPrivilege	2908	TuxlerVPN.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2896 wrote to memory of 2908	2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe	30
PID 2896 wrote to memory of 2908	2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe	30
PID 2896 wrote to memory of 2908	2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe	30
PID 2896 wrote to memory of 2908	2896	be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be981e8c2a43e58bc1d2033366451055_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\SysWOW64\TuxlerVPN.exe
  "C:\Windows\system32\TuxlerVPN.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Windows\SysWOW64\TuxlerVPN.exe

Filesize
97KB

MD5
be981e8c2a43e58bc1d2033366451055

SHA1
e238675da9ddd2dce9302c34eb3944c1b2724bd3

SHA256
257e4c94a89f643675ac749c47c9ab6aaf35a71f68fe27b8ad13068209966646

SHA512
e4f59a708d23123fe9b5ae6287fb2bef37cf1dd141c0aee986235238d420f3d3bf96b3cf6666c5671f2dfe0ae30bc632dc19e35653c3f93e7bfe4537bcb7eef8

Download Submit
memory/2896-0-0x0000000074E21000-0x0000000074E22000-memory.dmp

Filesize
4KB

Download
memory/2896-1-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2896-2-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2896-3-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2896-14-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-15-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-16-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-17-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download
memory/2908-18-0x0000000074E20000-0x00000000753CB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads