xtremerat | f1b72207d36c7d5e909979a0737bf6ac4a9abe7ad72b03eca4b97efbbbc68ee0

Analysis

max time kernel
148s
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
10-12-2024 03:19

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General

Target

dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
Size

112KB
MD5

dcc61c5c8a23c4a6fe032db8484f673b
SHA1

c961223aac7333bd957ff6b60aa6979ed6a99816
SHA256

f1b72207d36c7d5e909979a0737bf6ac4a9abe7ad72b03eca4b97efbbbc68ee0
SHA512

d245ce9f635f9237b2c9a9a36992f65010191bd812063edf6bfbd5fe59ed6c7a6395c906a172474dda3f1bddeab1b2f9ed5f25571bf2b0675dcab1d05d8ed7f6
SSDEEP

3072:etNuZjGTLPUME4xLxh3kY7O6qwp24oxWu+:et8knE4x4FxI

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

w2w.no-ip.info

Signatures

Detect XtremeRAT payload 5 IoCs

resource	yara_rule
behavioral2/memory/3336-10-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/3336-11-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/3336-12-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/1928-14-0x0000000010000000-0x0000000010045000-memory.dmp	family_xtremerat
behavioral2/memory/1928-16-0x0000000010000000-0x0000000010045000-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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4712 set thread context of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 1892 set thread context of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4712-0-0x0000000000400000-0x0000000000470000-memory.dmp	upx
behavioral2/memory/4712-9-0x0000000000400000-0x0000000000470000-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
4836	1928	WerFault.exe	85
4920	1928	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 4 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	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 4712 wrote to memory of 1892	4712	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	83
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 1892 wrote to memory of 3336	1892	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE	84
PID 3336 wrote to memory of 1928	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	85
PID 3336 wrote to memory of 1928	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	85
PID 3336 wrote to memory of 1928	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	85
PID 3336 wrote to memory of 1928	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	85
PID 3336 wrote to memory of 4640	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	86
PID 3336 wrote to memory of 4640	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	86
PID 3336 wrote to memory of 4640	3336	dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Users\Admin\AppData\Local\Temp\dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE
  "C:\Users\Admin\AppData\Local\Temp\dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1892
- - C:\Users\Admin\AppData\Local\Temp\dcc61c5c8a23c4a6fe032db8484f673b_JaffaCakes118.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3336
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:1928
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 480
        5⤵
        Program crash
        
        PID:4836
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 500
        5⤵
        Program crash
        
        PID:4920
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      4⤵
      PID:4640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1928 -ip 1928
1⤵
PID:1044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1928 -ip 1928
1⤵
PID:1916

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/1892-3-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1892-5-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1892-13-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1928-14-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/1928-16-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/3336-10-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/3336-11-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/3336-12-0x0000000010000000-0x0000000010045000-memory.dmp

Filesize
276KB

Download
memory/4712-0-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/4712-9-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download