Analysis
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max time kernel
114s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 08:50
Static task
static1
Behavioral task
behavioral1
Sample
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe
Resource
win7-20231129-en
General
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Target
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe
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Size
842KB
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MD5
a8d0ccca3a104452953a1f6ff2cb4f9d
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SHA1
2c4aacf7671bd108568bcc5e5214b94ef4d27543
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SHA256
d3cbbe62c635be55722dbe7f9039bdae39b3b9bbbc476d9a31aff01feae8314c
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SHA512
d3b056a7ed95d6cf3c5dd52d81ec90b946f58f169e430ac2f6f3733f4653f09905589f6c46c04a85e11570549d94b46ff998df91235308e543a9ed33e751612d
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SSDEEP
12288:cbmzUDpvbClksiuPMnmDsg/b/wkkA28BI5qsHt4N9fiZe+dg2CH1WwbKhsDvnxlx:0mktUFPbnkA28iY8t4Dn+ra
Malware Config
Signatures
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NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/4024-18-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4024-20-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/4024-23-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 4 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4276-27-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4276-29-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4276-34-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/4276-39-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral2/memory/4024-18-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4024-20-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4024-23-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/4276-27-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4276-29-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4276-34-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/4276-39-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Processes:
resource yara_rule behavioral2/memory/4492-1-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral2/memory/4492-5-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral2/memory/4492-6-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral2/memory/4492-4-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral2/memory/4492-25-0x0000000000400000-0x00000000004B7000-memory.dmp upx -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Drops desktop.ini file(s) 2 IoCs
Processes:
MSBuild.exedescription ioc Process File created C:\Windows\assembly\Desktop.ini MSBuild.exe File opened for modification C:\Windows\assembly\Desktop.ini MSBuild.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 15 whatismyipaddress.com 17 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
MSBuild.exedescription pid Process procid_target PID 4492 set thread context of 4024 4492 MSBuild.exe 97 PID 4492 set thread context of 4276 4492 MSBuild.exe 99 -
Drops file in Windows directory 3 IoCs
Processes:
MSBuild.exedescription ioc Process File opened for modification C:\Windows\assembly MSBuild.exe File created C:\Windows\assembly\Desktop.ini MSBuild.exe File opened for modification C:\Windows\assembly\Desktop.ini MSBuild.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
dw20.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
dw20.exedescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
NTFS ADS 1 IoCs
Processes:
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exedescription ioc Process File created C:\ProgramData\Startup folder (ex: Service Mgr)\Startup name (ex: svcmgr).exe a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exevbc.exeMSBuild.exepid Process 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 4276 vbc.exe 4276 vbc.exe 4492 MSBuild.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exepid Process 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes:
MSBuild.exedw20.exedescription pid Process Token: SeDebugPrivilege 4492 MSBuild.exe Token: SeRestorePrivilege 1712 dw20.exe Token: SeBackupPrivilege 1712 dw20.exe Token: SeBackupPrivilege 1712 dw20.exe Token: SeBackupPrivilege 1712 dw20.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
MSBuild.exepid Process 4492 MSBuild.exe -
Suspicious use of WriteProcessMemory 31 IoCs
Processes:
a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exeMSBuild.exedescription pid Process procid_target PID 768 wrote to memory of 4916 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 93 PID 768 wrote to memory of 4916 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 93 PID 768 wrote to memory of 4916 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 93 PID 768 wrote to memory of 3512 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 94 PID 768 wrote to memory of 3512 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 94 PID 768 wrote to memory of 3512 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 94 PID 768 wrote to memory of 4492 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 95 PID 768 wrote to memory of 4492 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 95 PID 768 wrote to memory of 4492 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 95 PID 768 wrote to memory of 4492 768 a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe 95 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4024 4492 MSBuild.exe 97 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 4276 4492 MSBuild.exe 99 PID 4492 wrote to memory of 1712 4492 MSBuild.exe 102 PID 4492 wrote to memory of 1712 4492 MSBuild.exe 102 PID 4492 wrote to memory of 1712 4492 MSBuild.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe"1⤵
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:768 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe"2⤵PID:4916
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe"2⤵PID:3512
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\a8d0ccca3a104452953a1f6ff2cb4f9d_JaffaCakes118.exe"2⤵
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
PID:4024
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4276
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 21923⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:1712
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4056,i,8447163055677043976,7218082390179600880,262144 --variations-seed-version --mojo-platform-channel-handle=4572 /prefetch:81⤵PID:4184
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196