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Analysis
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max time kernel
96s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07/09/2024, 03:05
Static task
static1
Behavioral task
behavioral1
Sample
d0f1e15804a02307156f2e5d208622ea_JaffaCakes118.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d0f1e15804a02307156f2e5d208622ea_JaffaCakes118.dll
Resource
win10v2004-20240802-en
General
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Target
d0f1e15804a02307156f2e5d208622ea_JaffaCakes118.dll
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Size
36KB
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MD5
d0f1e15804a02307156f2e5d208622ea
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SHA1
41265e462e3ec83236ba345c3da5420fd6d8adb1
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SHA256
5d2e6ed050c18731d2e72a5ce25ec5ee3e2b0363f9833e8c4f10f74ff525e015
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SHA512
88c8c9737bf544758f5ff39b0d2df6c9a130cb419ce5a64e151a99e4d78bf17ab96bf02227c16cfce907a2dd012c786682303237443ff37ea2698209a12cea2b
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SSDEEP
768:Yt8dldJN5LXcyXrCD1tDMByGqnXm3+AVWEvaLW:DdzcyXrC/GsnXiVWEvaLW
Malware Config
Signatures
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regedit.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry class 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000_Classes\Local Settings cmd.exe -
Runs .reg file with regedit 1 IoCs
pid Process 2948 regedit.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4512 rundll32.exe 4512 rundll32.exe 4512 rundll32.exe 4512 rundll32.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3300 wrote to memory of 4512 3300 rundll32.exe 83 PID 3300 wrote to memory of 4512 3300 rundll32.exe 83 PID 3300 wrote to memory of 4512 3300 rundll32.exe 83 PID 4512 wrote to memory of 636 4512 rundll32.exe 85 PID 4512 wrote to memory of 636 4512 rundll32.exe 85 PID 4512 wrote to memory of 636 4512 rundll32.exe 85 PID 636 wrote to memory of 2948 636 cmd.exe 88 PID 636 wrote to memory of 2948 636 cmd.exe 88 PID 636 wrote to memory of 2948 636 cmd.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d0f1e15804a02307156f2e5d208622ea_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d0f1e15804a02307156f2e5d208622ea_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4512 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\a.reg3⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\SysWOW64\regedit.exe"regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"4⤵
- System Location Discovery: System Language Discovery
- Runs .reg file with regedit
PID:2948
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD5b100f5324ef74ded0b998e64d07a2e19
SHA140b0d7f51bf2dd8451f1b723d21355c471a5fa46
SHA2563db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042
SHA512c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04