xtremerat | b3bfc99ee408e38c527d10dabc5123015b5d51cd3c8faed7339f74dd17251a41

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
03-01-2025 18:08

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General

Target

JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
Size

944KB
MD5

6e7cc88bcd853bdc367674bc9533db48
SHA1

e1328a4a2ec375991a81a28dd00404c670748beb
SHA256

b3bfc99ee408e38c527d10dabc5123015b5d51cd3c8faed7339f74dd17251a41
SHA512

83df8ce5c5d832314d31ffde3b8d6a9a4e9a63158a7a2d78be9b345bf6b2c9c9851daf0d41ab1f244add5baa5df451eb90d70c2e70a7f809d99d7e4db3ae7506
SSDEEP

24576:1RmJkcoQricOIQxiZY1iaTyMt2oonDfbrlY:aJZoQrbTFZY1iaTyMtZonDfu

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

vovometralha6679.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2340-10-0x0000000010000000-0x0000000010054000-memory.dmp	family_xtremerat
behavioral2/memory/1088-12-0x0000000010000000-0x0000000010054000-memory.dmp	family_xtremerat
behavioral2/memory/1088-13-0x0000000010000000-0x0000000010054000-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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2340-11-0x0000000000400000-0x00000000004CC000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 780 set thread context of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 3528 set thread context of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2340-5-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/2340-9-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/2340-10-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/1088-12-0x0000000010000000-0x0000000010054000-memory.dmp	upx
behavioral2/memory/1088-13-0x0000000010000000-0x0000000010054000-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
1640	1088	WerFault.exe	90
4352	1088	WerFault.exe	90

System Location Discovery: System Language Discovery 1 TTPs 6 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	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
3628	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3628	taskkill.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 780 wrote to memory of 3528	780	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	85
PID 3528 wrote to memory of 4656	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	86
PID 3528 wrote to memory of 4656	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	86
PID 3528 wrote to memory of 4656	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	86
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 3528 wrote to memory of 2340	3528	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	88
PID 4656 wrote to memory of 3628	4656	cmd.exe	89
PID 4656 wrote to memory of 3628	4656	cmd.exe	89
PID 4656 wrote to memory of 3628	4656	cmd.exe	89
PID 2340 wrote to memory of 1088	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	90
PID 2340 wrote to memory of 1088	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	90
PID 2340 wrote to memory of 1088	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	90
PID 2340 wrote to memory of 1088	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	90
PID 2340 wrote to memory of 4900	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	92
PID 2340 wrote to memory of 4900	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	92
PID 2340 wrote to memory of 4900	2340	JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe	92

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:780
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3528
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c taskkill -f -im CisTray.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4656
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill -f -im CisTray.exe
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:3628
- - C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e7cc88bcd853bdc367674bc9533db48.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2340
  - - C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      4⤵
      System Location Discovery: System Language Discovery
      PID:1088
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 480
        5⤵
        Program crash
        
        PID:1640
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1088 -s 504
        5⤵
        Program crash
        
        PID:4352
  - - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      4⤵
      PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1088 -ip 1088
1⤵
PID:3704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1088 -ip 1088
1⤵
PID:2396

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/1088-12-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/1088-13-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2340-5-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2340-9-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2340-10-0x0000000010000000-0x0000000010054000-memory.dmp

Filesize
336KB

Download
memory/2340-11-0x0000000000400000-0x00000000004CC000-memory.dmp

Filesize
816KB

Download
memory/3528-0-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3528-2-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3528-7-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download