xtremerat | 1f07872749f472c138a74d13d02fbead4eb70429148c891dd461ecf81205fd38

Analysis

max time kernel
147s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-04-2024 14:38

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General

Target

eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe
Size

139KB
MD5

eb4b37d725ba676e2cf61c4ad8897a06
SHA1

d60e77dbbe233bd3726e9461fd2965ecb88f2500
SHA256

1f07872749f472c138a74d13d02fbead4eb70429148c891dd461ecf81205fd38
SHA512

74e38faa0b54e8fefb566c2373c184d6917be4b427e6c11ee6aba32df38cf955c843682fe501b52f27080231b3a814276865848f31601b8610957f4aef73bf12
SSDEEP

3072:oSmtfiLUod28tdIlzOM+r7+fMPEK+X7S8Kc8Gvjnqhwn6ojw2aoL5W1mNvwXO+H:oSm5iLUodp92fhxKcJ1

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1720-3-0x0000000013140000-0x000000001315C000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\shell.exe = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\shell.exe\""	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

description pid process target process

PID 5092 set thread context of 1720 5092 eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe vbc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2232 1720 WerFault.exe vbc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 5092 eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

description	pid	process	target process
PID 5092 set thread context of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe

pid	pid_target	process	target process
2232	1720	WerFault.exe	vbc.exe

description	pid	process
Token: SeDebugPrivilege	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe

description	pid	process	target process
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe
PID 5092 wrote to memory of 1720	5092	eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eb4b37d725ba676e2cf61c4ad8897a06_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5092
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 12
    3⤵
    - Program crash
    PID:2232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1720 -ip 1720
1⤵
PID:208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1720-3-0x0000000013140000-0x000000001315C000-memory.dmp

Filesize
112KB

Download
memory/1720-7-0x0000000000400000-0x0000000000400000-memory.dmp

Download
memory/5092-0-0x00000000751F0000-0x00000000757A1000-memory.dmp

Filesize
5.7MB

Download
memory/5092-1-0x00000000751F0000-0x00000000757A1000-memory.dmp

Filesize
5.7MB

Download
memory/5092-2-0x00000000012C0000-0x00000000012D0000-memory.dmp

Filesize
64KB

Download
memory/5092-6-0x00000000751F0000-0x00000000757A1000-memory.dmp

Filesize
5.7MB

Download