Analysis
- max time kernel
54s - max time network
56s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
15/06/2024, 05:14
General
- Target F2.exe
- Size 4.8MB
- Sample240615-fxc8catdkm
- SHA256 7ece36a08ac1adc066aa6744abfcdef371aef199198a5c912d029d58b7fbd8f9
Score
10/10
Malware Config
Signatures
- Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
- Detect Blackmoon payload 2 IoCs
- Loads dropped DLL 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Drops file in Windows directory 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Windows\system32\dwm.exe"dwm.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\F2.exe"C:\Users\Admin\AppData\Local\Temp\F2.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
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=3932,i,3833046924978547022,12404847742964713612,262144 --variations-seed-version --mojo-platform-channel-handle=4276 /prefetch:81⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
Dll2.dll
memory/64-9-0x0000000000C80000-0x0000000000C81000-memory.dmp
memory/64-11-0x00000197A5410000-0x00000197A5548000-memory.dmp
memory/64-14-0x00000197A5410000-0x00000197A5548000-memory.dmp
memory/3492-0-0x0000000000400000-0x0000000000AD4000-memory.dmp
memory/3492-1-0x0000000000400000-0x0000000000AD4000-memory.dmp
memory/3492-12-0x0000000000400000-0x0000000000AD4000-memory.dmp