xtremerat | c5316ee35e25a9ebb2d882064923f259a4541bc4b174cb1d6e0d7d2f326fd618

Analysis

max time kernel
93s
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
24-11-2024 14:44

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General

Target

9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe
Size

30KB
MD5

9558bc7b7b9005a511f32d351c9d0434
SHA1

72a87e6c261ef100ba78d6fc6ff2df911a2e45a7
SHA256

c5316ee35e25a9ebb2d882064923f259a4541bc4b174cb1d6e0d7d2f326fd618
SHA512

1f2ea933fdd43aa07e7cfe5f86218c0afa4e34c7dfc6af984ef577fbdadcec4bd2dd799c20ffa798a17b4aefe2ec1383484e7b304bce98b33cebe7a545988b91
SSDEEP

768:Z4l/50VTed7NY+K3LeJPd2lVMG7Rxrl4U2sJD7XZUYXT:3Tyu7YOMqRvBD7XZUYX

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

fuadnas.no-ip.biz

Signatures

Detect XtremeRAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3664-1-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/1080-2-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral2/memory/3664-3-0x0000000010000000-0x000000001004A000-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

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1080-0-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/3664-1-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/1080-2-0x0000000010000000-0x000000001004A000-memory.dmp	upx
behavioral2/memory/3664-3-0x0000000010000000-0x000000001004A000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	Process	procid_target
3492	3664	WerFault.exe	83
1628	3664	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

Processes:

9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1080 wrote to memory of 3664	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	83
PID 1080 wrote to memory of 3664	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	83
PID 1080 wrote to memory of 3664	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	83
PID 1080 wrote to memory of 3664	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	83
PID 1080 wrote to memory of 3096	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	84
PID 1080 wrote to memory of 3096	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	84
PID 1080 wrote to memory of 3096	1080	9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9558bc7b7b9005a511f32d351c9d0434_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1080
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3664
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 476
    3⤵
    - Program crash
    PID:3492
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 500
    3⤵
    - Program crash
    PID:1628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3664 -ip 3664
1⤵
PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3664 -ip 3664
1⤵
PID:4016

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/1080-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1080-2-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3664-1-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/3664-3-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download