xtremerat | 7b03186ab37b808a1735e79b1a4512237602cc1051fd3a23bb656140be329cc8

Analysis

max time kernel
95s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 12:27

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General

Target

JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe
Size

170KB
MD5

79ad99e401b7c8d6d11194d3136e0777
SHA1

734833033aaa79dd010ffd0aa6e87633d08d66fe
SHA256

7b03186ab37b808a1735e79b1a4512237602cc1051fd3a23bb656140be329cc8
SHA512

2b5e6508ef6f13a0974ac53071fc0f704af5ed46220c35cd8b89514bb895a6f6115501ed3c495b47c6867eedc14553559249769352001c14be3f17c454cb10a7
SSDEEP

3072:Z8hMYQReUWNA96HM0XnpvTyQqGfiExDlKbHluAnZ0ESsz8XF291GiS+SfB5x/GMw:C278U2U4TyQQExDwbFuAZHSsYV29zS+R

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

mohamed-ajel.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/3976-6-0x0000000010000000-0x00000000100A0000-memory.dmp	family_xtremerat
behavioral2/memory/5068-8-0x0000000010000000-0x00000000100A0000-memory.dmp	family_xtremerat
behavioral2/memory/3976-9-0x0000000010000000-0x00000000100A0000-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

pid	pid_target	Process	procid_target
3132	3976	WerFault.exe	83
2320	3976	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 3976	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	83
PID 5068 wrote to memory of 3976	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	83
PID 5068 wrote to memory of 3976	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	83
PID 5068 wrote to memory of 3976	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	83
PID 5068 wrote to memory of 2280	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	84
PID 5068 wrote to memory of 2280	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	84
PID 5068 wrote to memory of 2280	5068	JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79ad99e401b7c8d6d11194d3136e0777.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 480
    3⤵
    - Program crash
    PID:3132
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 504
    3⤵
    - Program crash
    PID:2320
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3976 -ip 3976
1⤵
PID:4424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3976 -ip 3976
1⤵
PID:3620

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

Replay Monitor

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Downloads

memory/3976-6-0x0000000010000000-0x00000000100A0000-memory.dmp

Filesize
640KB

Download
memory/3976-9-0x0000000010000000-0x00000000100A0000-memory.dmp

Filesize
640KB

Download
memory/5068-0-0x0000000010000000-0x00000000100A0000-memory.dmp

Filesize
640KB

Download
memory/5068-1-0x0000000002340000-0x0000000002341000-memory.dmp

Filesize
4KB

Download
memory/5068-5-0x0000000002450000-0x0000000002451000-memory.dmp

Filesize
4KB

Download
memory/5068-4-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/5068-3-0x0000000002440000-0x0000000002441000-memory.dmp

Filesize
4KB

Download
memory/5068-2-0x0000000002330000-0x0000000002331000-memory.dmp

Filesize
4KB

Download
memory/5068-8-0x0000000010000000-0x00000000100A0000-memory.dmp

Filesize
640KB

Download