xtremerat | b8f808bc2f8efc57fab858364fc2fd07bd35e948da11dc78da0e2830f3533c82

Analysis

max time kernel
139s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 09:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe
Size

62KB
MD5

46e72e530015a9be8047c20b5bc0717a
SHA1

56686119cc60ecb6922b5a5cbaf25d84b546958e
SHA256

b8f808bc2f8efc57fab858364fc2fd07bd35e948da11dc78da0e2830f3533c82
SHA512

5422a45f4de594ea6e5222a2272fcc88a5a604ae8b56b083e9846c5977432774eb01722fea41386ca428dd465e23860cc56481b9c7f6d392349b92cb4d19c7a5
SSDEEP

1536:tT8qDqQ+U9MK3tGjbNwPZ6pxXHWulfNX3D:5qAyKdcNXHWwV

Score

10^/10

xtremerat discovery persistence rat spyware

Malware Config

Extracted

Family

xtremerat

updatsys.sytes.net

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/3584-0-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/816-1-0x0000000010000000-0x0000000010047000-memory.dmp	family_xtremerat
behavioral2/memory/3584-2-0x0000000010000000-0x0000000010047000-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
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
3336	3584	WerFault.exe	84
4376	3584	WerFault.exe	84

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	46e72e530015a9be8047c20b5bc0717a_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 816 wrote to memory of 3584	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	84
PID 816 wrote to memory of 3584	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	84
PID 816 wrote to memory of 3584	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	84
PID 816 wrote to memory of 3584	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	84
PID 816 wrote to memory of 3744	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	86
PID 816 wrote to memory of 3744	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	86
PID 816 wrote to memory of 3744	816	46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\46e72e530015a9be8047c20b5bc0717a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:816
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 488
    3⤵
    - Program crash
    PID:3336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 496
    3⤵
    - Program crash
    PID:4376
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3584 -ip 3584
1⤵
PID:2368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3584 -ip 3584
1⤵
PID:4892

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

Loading Replay Monitor...

Downloads

memory/816-1-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/3584-0-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download
memory/3584-2-0x0000000010000000-0x0000000010047000-memory.dmp

Filesize
284KB

Download