xtremerat | 04cb9e790872407704cd3ab4697ee59bf880ec9d42aefad89436ebf7977cd7a2

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-02-2025 07:10

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General

Target

JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe
Size

58KB
MD5

d8a95fb79517655fff13098fe8c63df5
SHA1

7c05dea363d5a8d5b2958e85d32dbdc31879e73e
SHA256

04cb9e790872407704cd3ab4697ee59bf880ec9d42aefad89436ebf7977cd7a2
SHA512

3cd495cbf7d43ddfbfd7ba7a99415ffa3695ff57f66808d681c3e82483bb85c0d5fcf947e359c8d8f3aa1c0fe7649e770d0a8113d8757efc8830170e0cddf119
SSDEEP

768:RBr+tjFNSlTlJztWsvp8W3hCOXR1Z1j/fOTwYPIqS8YzXBBS8YzXBxszoxc2:3yRj8lRZvp8W3prjHuQpFruFrncou2

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2696-0-0x0000000000C80000-0x0000000000C97000-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
Xtremerat family
xtremerat

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2696	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2764	2696	JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe	30
PID 2696 wrote to memory of 2764	2696	JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe	30
PID 2696 wrote to memory of 2764	2696	JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe	30
PID 2696 wrote to memory of 2764	2696	JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d8a95fb79517655fff13098fe8c63df5.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 160
  2⤵
  - Program crash
  PID:2764

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

Replay Monitor

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Downloads

memory/2696-0-0x0000000000C80000-0x0000000000C97000-memory.dmp

Filesize
92KB

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