Analysis
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max time kernel
146s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 08:42
Static task
static1
Behavioral task
behavioral1
Sample
6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe
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Size
76KB
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MD5
6deb0b5805ac6709b773cb6529054c45
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SHA1
35d16d707908ba81a94131b203558074d082deb8
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SHA256
e0743e395630cc035a7dfc418016cfc3a1006ae5cc55beae1e900b4f6b3e3899
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SHA512
6bddf10626dc9a86adf9c1d2b05e0eff295e48d178ec3b301a8bbdce0500208b151973896e8e011b55745d4f1819a33a5e293b2fd0725bc84b72563626fe4856
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SSDEEP
1536:IDjMfUXD87LjKhpOgsGDghu/z1Zh5QTsWSciK4g6+bbgT6mx1LYL:IDwfgD8PjKLjW8z1qE/K4g6uE6mx1s
Malware Config
Signatures
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Drops file in System32 directory 4 IoCs
Processes:
matrixflow.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 matrixflow.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE matrixflow.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies matrixflow.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 matrixflow.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies data under HKEY_USERS 3 IoCs
Processes:
matrixflow.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" matrixflow.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" matrixflow.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix matrixflow.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
matrixflow.exepid process 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe 4480 matrixflow.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exepid process 4520 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exematrixflow.exedescription pid process target process PID 1056 wrote to memory of 4520 1056 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe PID 1056 wrote to memory of 4520 1056 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe PID 1056 wrote to memory of 4520 1056 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe 6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe PID 4492 wrote to memory of 4480 4492 matrixflow.exe matrixflow.exe PID 4492 wrote to memory of 4480 4492 matrixflow.exe matrixflow.exe PID 4492 wrote to memory of 4480 4492 matrixflow.exe matrixflow.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\6deb0b5805ac6709b773cb6529054c45_JaffaCakes118.exe--9007a3c82⤵
- Suspicious behavior: RenamesItself
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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 --field-trial-handle=3940,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:81⤵
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C:\Windows\SysWOW64\matrixflow.exe"C:\Windows\SysWOW64\matrixflow.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\matrixflow.exe--d8663ce12⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1056-1-0x00000000009C0000-0x00000000009C1000-memory.dmpFilesize
4KB
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memory/1056-0-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1056-2-0x00000000009D0000-0x00000000009D1000-memory.dmpFilesize
4KB
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memory/1056-3-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-10-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-9-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-12-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-13-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-15-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-16-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-18-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-20-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4480-21-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/4520-7-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB