xtremerat | 1ea484be3ea61982df30782c4c436a16457ac833ffe3cc3585c452a6118a8d0e

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/01/2025, 14:36

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General

Target
JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
Size 525KB
Sample250120-ryx5patpgp
SHA256 1ea484be3ea61982df30782c4c436a16457ac833ffe3cc3585c452a6118a8d0e
MD5 ebc4ec87b3860a46a0b72ca06a593548
SHA1 e9b040c86a47fe8d46e3946de9f82996e5a9b7ce
SHA512 3240dfceac27f5f13d151a766e277a1dc9481c68611f69e6119efd0266b11f213ba30ced289958baa5cc7bba6a72848f9c8fe30ed6645cacbad573c9749dd467
SSDEEP 12288:GeuHRzxyzTfDFiWmI9SHD4/rKphvwfF/L9fYBr0pF87:F8RVynVCHD4zKphod/LSrf
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

aldkffd.zapto.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/384-25-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/3652-27-0x0000000010000000-0x000000001004B000-memory.dmp	family_xtremerat
behavioral2/memory/3652-30-0x0000000010000000-0x000000001004B000-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/4304-22-0x0000000000400000-0x00000000004CC000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4304 set thread context of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/384-18-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/384-21-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/384-25-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/4304-22-0x0000000000400000-0x00000000004CC000-memory.dmp	upx
behavioral2/memory/3652-27-0x0000000010000000-0x000000001004B000-memory.dmp	upx
behavioral2/memory/3652-30-0x0000000010000000-0x000000001004B000-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
2952	3652	WerFault.exe	84
4332	3652	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 3 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_ebc4ec87b3860a46a0b72ca06a593548.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 4304 wrote to memory of 384	4304	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	83
PID 384 wrote to memory of 3652	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	84
PID 384 wrote to memory of 3652	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	84
PID 384 wrote to memory of 3652	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	84
PID 384 wrote to memory of 3652	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	84
PID 384 wrote to memory of 4892	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	85
PID 384 wrote to memory of 4892	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	85
PID 384 wrote to memory of 4892	384	JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ebc4ec87b3860a46a0b72ca06a593548.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:384
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3652
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 480
      4⤵
      Program crash
      PID:2952
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 488
      4⤵
      Program crash
      PID:4332
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
    3⤵
    PID:4892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3652 -ip 3652
1⤵
PID:4960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3652 -ip 3652
1⤵
PID:3216

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

aut9CFB.tmp

Path C:\Users\Admin\AppData\Local\Temp\aut9CFB.tmp
Size 31KB
SHA256 2ba65620123bc0f66ec0c72abdb872d36c4edfb0d51859586db133e03db7a265
MD5 963c7a7d7918ee3b9fccde8e0f13029a
SHA1 5c59aa66b251513ad724b439baff01b1c70b0efb
SHA512 82a39afc7fdadc58892b1862519f5ee5062d2d7721c11f22d8124b9014f69da66aa93e66e87f07be72ac9db6c19efb51e11adbba6316b1c25f8405cd47c749f1
SSDEEP 768:lYKJnJxbC/auhV47evYKXBbDEx8gDRtJxLL8mP1LyfqKK:lYIJx+35vYKXBbD8pD5FL84L0qb
MD5 SHA1 SHA512 SSDEEP

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memory/384-29-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/384-25-0x0000000010000000-0x000000001004B000-memory.dmp

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memory/384-26-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/384-21-0x0000000010000000-0x000000001004B000-memory.dmp

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memory/384-18-0x0000000010000000-0x000000001004B000-memory.dmp

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memory/3652-31-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/3652-30-0x0000000010000000-0x000000001004B000-memory.dmp

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memory/3652-28-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/3652-27-0x0000000010000000-0x000000001004B000-memory.dmp

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memory/4304-4-0x0000000077822000-0x0000000077823000-memory.dmp

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memory/4304-24-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/4304-10-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/4304-8-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/4304-23-0x00000000009B0000-0x00000000009FE000-memory.dmp

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memory/4304-3-0x0000000000A70000-0x0000000000A80000-memory.dmp

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memory/4304-1-0x00000000009B0000-0x00000000009FE000-memory.dmp

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memory/4304-9-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/4304-22-0x0000000000400000-0x00000000004CC000-memory.dmp

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memory/4304-5-0x0000000003470000-0x0000000003480000-memory.dmp

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memory/4304-7-0x0000000075910000-0x0000000075A00000-memory.dmp

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memory/4304-6-0x0000000075930000-0x0000000075931000-memory.dmp

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memory/4304-2-0x0000000000400000-0x00000000004CC000-memory.dmp

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memory/4304-0-0x0000000000980000-0x0000000000981000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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