xtremerat | 5826e61ce1981279bbba1fae81499e5254f6854c7d1d841ea26edecbc9aaa28c

Analysis

max time kernel
142s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2024 23:16

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General

Target

767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe
Size

62KB
MD5

767496bf87c834c5eda3b0b9f394a110
SHA1

7369023b01f471ea84d183fef332de60fcb8876c
SHA256

5826e61ce1981279bbba1fae81499e5254f6854c7d1d841ea26edecbc9aaa28c
SHA512

1e1901ffdbd1a90c5a96d6a6488598aedc11be9aad1ea6c4cbe53a0199864896f155c0589c80c842d6079e247d215dd104ee85fab3edc7e1a3dd502ac0f34f52
SSDEEP

1536:NT8qDqQ2U9MK3tGjbNwPZ6XAXHWzl5NX3w:ZqQyKdceXHWZM

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

11hack11.no-ip.biz

11hack1.no-ip.biz

䪤焙.jouba.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4684-0-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4640-1-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/4684-2-0x0000000010000000-0x0000000010047000-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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2444 4684 WerFault.exe svchost.exe
4420 4684 WerFault.exe svchost.exe

pid	pid_target	process	target process
2444	4684	WerFault.exe	svchost.exe
4420	4684	WerFault.exe	svchost.exe

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:

767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exesvchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe

description	pid	process	target process
PID 4640 wrote to memory of 4684	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	svchost.exe
PID 4640 wrote to memory of 4684	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	svchost.exe
PID 4640 wrote to memory of 4684	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	svchost.exe
PID 4640 wrote to memory of 4684	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	svchost.exe
PID 4640 wrote to memory of 1592	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	msedge.exe
PID 4640 wrote to memory of 1592	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	msedge.exe
PID 4640 wrote to memory of 1592	4640	767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\767496bf87c834c5eda3b0b9f394a110_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 476
    3⤵
    - Program crash
    PID:2444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4684 -s 488
    3⤵
    - Program crash
    PID:4420
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:1592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4684 -ip 4684
1⤵
PID:2788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4684 -ip 4684
1⤵
PID:4676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4640-1-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/4684-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/4684-2-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download