xtremerat | d67b9da1fdec513d478f54b2635bd22818afe08a85ea0c0753ea39a34ccd3477

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 08:00

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General

Target

ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe
Size

65KB
MD5

ddc5383e602ef4b98efbfbc660c0f40c
SHA1

865fe019b9c3a7395eee94bfec0a4e3ce70d403d
SHA256

d67b9da1fdec513d478f54b2635bd22818afe08a85ea0c0753ea39a34ccd3477
SHA512

763a652c85b9cd65bed3abcd357b8aa7be7b4052393b89b89fc8ef9e0c0fd52b5027440130c36a115317cf38c7614999ab1c3959ec5db30a5fa2a214ba9c27ba
SSDEEP

768:i8m1Sq4NQErBsH1tzoisBKQI6dObAG/dq8uW29Ifnca/yyR+P2ujfGiZKPA+7Xor:Qsq+QV4rObAdXWpf/y+7ozNwiDou3

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2916-0-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3992-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/2916-2-0x0000000010000000-0x000000001004A000-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
4256	2916	WerFault.exe	82
548	2916	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	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 2916	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	82
PID 3992 wrote to memory of 2916	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	82
PID 3992 wrote to memory of 2916	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	82
PID 3992 wrote to memory of 2916	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	82
PID 3992 wrote to memory of 2280	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	83
PID 3992 wrote to memory of 2280	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	83
PID 3992 wrote to memory of 2280	3992	ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ddc5383e602ef4b98efbfbc660c0f40c_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 484
    3⤵
    - Program crash
    PID:4256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 492
    3⤵
    - Program crash
    PID:548
- 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 420 -p 2916 -ip 2916
1⤵
PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2916 -ip 2916
1⤵
PID:3996

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/2916-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2916-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3992-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download