xtremerat | d4c1fe761bfb519ae1b14d1c80747d96d586ce4884642306baa26bb6fc0a14fb

Analysis

max time kernel
94s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2024 17:41

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General

Target

c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
Size

171KB
MD5

c8c12d2ad439b971990f83e6be13ddee
SHA1

3f79e1bad60d4fd67da1de63b27d1d2fd9206a56
SHA256

d4c1fe761bfb519ae1b14d1c80747d96d586ce4884642306baa26bb6fc0a14fb
SHA512

feb0d64d6e492104823ed9351d3f3a9a61948a23cc52d0f9a91add07773945ea183e6bae65b925e18c00f48f976e78c2997b6140836ecfad8efda2c87136f598
SSDEEP

3072:eNW7dEvotvXNK0+LRP8IQzsc/VFyYrnlcXU2LwvuD6SMoBOUHejaQ+Fa4dske+Km:eNW7mvIIFd0IQXWYRkL4uWdo4UHejh20

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

mhmhaker20.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2168-1-0x0000000010000000-0x0000000010083000-memory.dmp	family_xtremerat
behavioral2/memory/3720-5-0x0000000010000000-0x0000000010083000-memory.dmp	family_xtremerat
behavioral2/memory/2168-6-0x0000000010000000-0x0000000010083000-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

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\112الصورة.jpg.exe	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\112الصورة.jpg	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3720-0-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral2/memory/2168-1-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral2/memory/3720-5-0x0000000010000000-0x0000000010083000-memory.dmp	upx
behavioral2/memory/2168-6-0x0000000010000000-0x0000000010083000-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

pid	pid_target	Process	procid_target
852	2168	WerFault.exe	82
1356	2168	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	c8c12d2ad439b971990f83e6be13ddee_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 3720 wrote to memory of 2168	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	82
PID 3720 wrote to memory of 2168	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	82
PID 3720 wrote to memory of 2168	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	82
PID 3720 wrote to memory of 2168	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	82
PID 3720 wrote to memory of 4572	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	83
PID 3720 wrote to memory of 4572	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	83
PID 3720 wrote to memory of 4572	3720	c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c8c12d2ad439b971990f83e6be13ddee_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3720
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 484
    3⤵
    - Program crash
    PID:852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 492
    3⤵
    - Program crash
    PID:1356
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
  2⤵
  PID:4572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2168 -ip 2168
1⤵
PID:1912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2168 -ip 2168
1⤵
PID:2892

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/2168-1-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/2168-6-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/3720-0-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download
memory/3720-5-0x0000000010000000-0x0000000010083000-memory.dmp

Filesize
524KB

Download