xtremerat | 0e5b70a3257bdf987ec6638e7e2439d2393dc4ccc2b7701af60b3e6cf02e0d90

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 21:03

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General

Target

JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe
Size

76KB
MD5

9839bce14d0111d2ea7737eef55e5e07
SHA1

c16c5f1a9bb7b6108d88398adb3cea2c013b8be0
SHA256

0e5b70a3257bdf987ec6638e7e2439d2393dc4ccc2b7701af60b3e6cf02e0d90
SHA512

5f0e4cbf82a9cda6b9d5b952e498a3081d57f3363d8605a16199f783d356c8761cb1837b3567a63c332e54c516db7bf148d77d1a381f504e967b3c0c5fd9a731
SSDEEP

1536:8T8qDqQ8K91KRtGjbNnPZ6ZbeXHWDl5NX3bFruFrC:iqM/KPcWeXHWJXFruFrC

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 1 IoCs

resource	yara_rule
behavioral1/memory/2316-0-0x0000000010000000-0x000000001004A000-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
2696	2316	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_9839bce14d0111d2ea7737eef55e5e07.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2696	2316	JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe	30
PID 2316 wrote to memory of 2696	2316	JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe	30
PID 2316 wrote to memory of 2696	2316	JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe	30
PID 2316 wrote to memory of 2696	2316	JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9839bce14d0111d2ea7737eef55e5e07.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 160
  2⤵
  - Program crash
  PID:2696

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/2316-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

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