xtremerat | bca5ab9542535dae49233842e2224815463ea994bce8070c063bb87b750578b8

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
01-01-2025 01:35

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General

Target

JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe
Size

81KB
MD5

4272c3f46f56022f1adaf7190481e08a
SHA1

38c483a0293820681e109744d5832d5c42181336
SHA256

bca5ab9542535dae49233842e2224815463ea994bce8070c063bb87b750578b8
SHA512

f9346d6796504e9555c4f1752fc761be707c0b5a038be9749f5590871bff0b7fd4fbf187a83e183db5f5ac48e74a35d3f4dea3dfd1e5f9e3f40b05074f393571
SSDEEP

1536:3T8qDqQ8K9MK3tGjbNwPZ6oIeXHWTl5NX3RfefE:DqMyKdcPeXHW51ms

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

esam2at.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/3116-0-0x0000000010000000-0x000000001004C000-memory.dmp	family_xtremerat
behavioral2/memory/1948-1-0x0000000010000000-0x000000001004C000-memory.dmp	family_xtremerat
behavioral2/memory/3116-2-0x0000000010000000-0x000000001004C000-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
468	3116	WerFault.exe	82
980	3116	WerFault.exe	82

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_4272c3f46f56022f1adaf7190481e08a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 3116	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	82
PID 1948 wrote to memory of 3116	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	82
PID 1948 wrote to memory of 3116	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	82
PID 1948 wrote to memory of 3116	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	82
PID 1948 wrote to memory of 4780	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	83
PID 1948 wrote to memory of 4780	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	83
PID 1948 wrote to memory of 4780	1948	JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4272c3f46f56022f1adaf7190481e08a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3116
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 480
    3⤵
    - Program crash
    PID:468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3116 -s 488
    3⤵
    - Program crash
    PID:980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3116 -ip 3116
1⤵
PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3116 -ip 3116
1⤵
PID:2208

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/1948-1-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/3116-0-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/3116-2-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download