Analysis
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max time kernel
140s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
12-08-2024 08:36
Static task
static1
Behavioral task
behavioral1
Sample
8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe
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Size
320KB
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MD5
8e0cd8c160c4edb99ea354ad42a8606b
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SHA1
cc4768e390b4849ab8cfa07b882b59c686a21a80
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SHA256
92dd448d2b0bb9c1355f6c553189fe75469fd253c5896244231b93f677280b24
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SHA512
3c6911d4fa212101b540eb0ceae788849a8b744cab8fb50850a6c633edecbf23e3fd7c85336b88c1ce4fed15572a4c2163f832e8313242219827ee717e5cb806
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SSDEEP
6144:E9aRzOXqfBn3MESioTiJzl+5oXBdIwsRqG5pSuyiypdp7cSz0sR3WXG3rIk:KaA65n3MESioMsis/qEpSNXpv+WrIk
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2128 jobnkm.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\jobnkm.exe 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\jobnkm.exe 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe -
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 jobnkm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4920 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4920 wrote to memory of 2940 4920 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe 104 PID 4920 wrote to memory of 2940 4920 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe 104 PID 4920 wrote to memory of 2940 4920 8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8e0cd8c160c4edb99ea354ad42a8606b_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4920 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\8E0CD8~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
PID:2940
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C:\Windows\SysWOW64\jobnkm.exeC:\Windows\SysWOW64\jobnkm.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2128
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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=4036,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4292 /prefetch:81⤵PID:2640
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320KB
MD58e0cd8c160c4edb99ea354ad42a8606b
SHA1cc4768e390b4849ab8cfa07b882b59c686a21a80
SHA25692dd448d2b0bb9c1355f6c553189fe75469fd253c5896244231b93f677280b24
SHA5123c6911d4fa212101b540eb0ceae788849a8b744cab8fb50850a6c633edecbf23e3fd7c85336b88c1ce4fed15572a4c2163f832e8313242219827ee717e5cb806