xtremerat | 51c1e88aebc5bd1f7ca2652f5f290b7417102096a0a6d6a7f92b13027f02bef2

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 03:14

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General

Target

JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe
Size

65KB
MD5

27b76f577e28c1d837ff326b8d38cd9e
SHA1

6026ddebd92a2155820918024c813970dbb1017f
SHA256

51c1e88aebc5bd1f7ca2652f5f290b7417102096a0a6d6a7f92b13027f02bef2
SHA512

f140feb5f86d3f18885effcc5efefae461b606ceb6479e09de900deb374144718612c55d80a87107b30f7e1ff86d337109752fcac762719a85dbfc648de69fb9
SSDEEP

768:i8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiZKPA+7XoT:Qsq+QV4rObAdXWpf/y+7ozNwiejo/Z

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

angham.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/4788-0-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4796-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/4788-2-0x0000000010000000-0x000000001004A000-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
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
2820	4788	WerFault.exe	83
4004	4788	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_27b76f577e28c1d837ff326b8d38cd9e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 4788	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	83
PID 4796 wrote to memory of 4788	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	83
PID 4796 wrote to memory of 4788	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	83
PID 4796 wrote to memory of 4788	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	83
PID 4796 wrote to memory of 2840	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	84
PID 4796 wrote to memory of 2840	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	84
PID 4796 wrote to memory of 2840	4796	JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27b76f577e28c1d837ff326b8d38cd9e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4796
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4788
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 472
    3⤵
    - Program crash
    PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4788 -s 488
    3⤵
    - Program crash
    PID:4004
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:2840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4788 -ip 4788
1⤵
PID:3044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4788 -ip 4788
1⤵
PID:3736

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/4788-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4788-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/4796-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download