xtremerat | f0f9937f25ff59969c71b20af6e7c52c7456aafaea0a49fb001ffb35d70ce37a

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/01/2025, 02:09

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General

Target
JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe
Size 74KB
Sample250102-clgjvazmen
SHA256 f0f9937f25ff59969c71b20af6e7c52c7456aafaea0a49fb001ffb35d70ce37a
MD5 6203cb9f0390bd5833501a42daed0946
SHA1 e7ebcc93342d54f19c19c2346c0731e065805d77
SHA512 3c71321ddf30388ccd1d12ddf7c7e0e42c196ee15878a3c5381bf16afcec92fcdccbb7fc07e80cc3e85ac35f07ddbcb276077dfe29fa60228e723cee9ac43076
SSDEEP 1536:yaaVdjxUt680GzdKsttHMwcftt6nb5Uffosx/5fiW2jcJm:faVd+f0WJMwclt6nb5uowfP2jD
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

bechiai.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/3508-5-0x0000000010000000-0x000000001005D000-memory.dmp	family_xtremerat
behavioral2/memory/4928-6-0x0000000010000000-0x0000000010053000-memory.dmp	family_xtremerat
behavioral2/memory/3508-8-0x0000000010000000-0x000000001005D000-memory.dmp	family_xtremerat
behavioral2/memory/4928-10-0x0000000010000000-0x0000000010053000-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
4984	4928	WerFault.exe	82
3980	4928	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_6203cb9f0390bd5833501a42daed0946.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3508 wrote to memory of 4928	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	82
PID 3508 wrote to memory of 4928	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	82
PID 3508 wrote to memory of 4928	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	82
PID 3508 wrote to memory of 4928	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	82
PID 3508 wrote to memory of 4716	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	83
PID 3508 wrote to memory of 4716	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	83
PID 3508 wrote to memory of 4716	3508	JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe	83

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3508
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 468
    3⤵
    - Program crash
    PID:4984
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 488
    3⤵
    - Program crash
    PID:3980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4716

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4928 -ip 4928
1⤵
PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4928 -ip 4928
1⤵
PID:1012

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/3508-0-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/3508-2-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/3508-4-0x000000001004A000-0x0000000010052000-memory.dmp

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memory/3508-3-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/3508-1-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/3508-5-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/3508-9-0x000000001004A000-0x0000000010052000-memory.dmp

Download

memory/3508-8-0x0000000010000000-0x000000001005D000-memory.dmp

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memory/4928-6-0x0000000010000000-0x0000000010053000-memory.dmp

Download

memory/4928-10-0x0000000010000000-0x0000000010053000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads