Analysis
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max time kernel
158s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
01/07/2024, 21:11
Behavioral task
behavioral1
Sample
1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe
Resource
win7-20240508-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe
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Size
24KB
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MD5
1c835a769b35c0d370b814e62debc844
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SHA1
9e58a642348398420b66c0a61502d8ad6013b9e6
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SHA256
aded06b218b1e322480f629b8a83989ff1cafecff2cf9588012ef42a2210b1dc
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SHA512
58235411c6d22f896f02811db7c7d8c0bc793a5078b495604879d43909c358826d03376a493ba920b1a44b3ce7a3bf5b505d4cbc5d48a3e04756abc7efba6294
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SSDEEP
384:g/ddZe7mF45VSkIwHS1qhwEZjvx+ay9kPHUS5zWMrzE0oRvkPHYOk:YCmF4zIwy8wYx+aywl9vkvkP4
Score
7/10
Malware Config
Signatures
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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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe -
resource yara_rule behavioral2/memory/2584-0-0x0000000013140000-0x0000000013154000-memory.dmp upx behavioral2/memory/2584-1-0x0000000013140000-0x0000000013154000-memory.dmp upx behavioral2/memory/2584-7-0x0000000013140000-0x0000000013154000-memory.dmp upx behavioral2/memory/2584-16-0x0000000013140000-0x0000000013154000-memory.dmp upx behavioral2/memory/2584-17-0x0000000013140000-0x0000000013154000-memory.dmp upx behavioral2/memory/2584-24-0x0000000013140000-0x0000000013154000-memory.dmp upx -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\G: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\W: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\Z: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\A: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\H: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\M: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\T: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\U: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\Y: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\E: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\K: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\R: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\X: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\I: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\J: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\L: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\N: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\O: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\P: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\Q: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\S: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\B: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened (read-only) \??\V: 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\7z.exe 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "677557028" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31116287" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31116287" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingDelete iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingDelete\C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\{5A12D0DF-37F2-11EF-B9F7-C69DB2B6DED0}.dat = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{5A12D0DD-37F2-11EF-B9F7-C69DB2B6DED0} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "677557028" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 776 iexplore.exe 776 iexplore.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2584 wrote to memory of 776 2584 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe 93 PID 2584 wrote to memory of 776 2584 1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe 93 PID 776 wrote to memory of 2488 776 iexplore.exe 94 PID 776 wrote to memory of 2488 776 iexplore.exe 94 PID 776 wrote to memory of 2488 776 iexplore.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1c835a769b35c0d370b814e62debc844_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:776 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:776 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
PID:2488
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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 --no-appcompat-clear --mojo-platform-channel-handle=4068 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:81⤵PID:1048