Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
01/05/2026, 01:54
General
- Target ae6bf14a089ae52dc17ffe892ad3b7ba6e83556593e014b09cfdab343841919d.exe
- Size 14.0MB
- Sample260501-cbmccabv4s
- SHA256 ae6bf14a089ae52dc17ffe892ad3b7ba6e83556593e014b09cfdab343841919d
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Modifies system certificate store 2 TTPs 2 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 14 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ae6bf14a089ae52dc17ffe892ad3b7ba6e83556593e014b09cfdab343841919d.exe"C:\Users\Admin\AppData\Local\Temp\ae6bf14a089ae52dc17ffe892ad3b7ba6e83556593e014b09cfdab343841919d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\~5010406979223494659~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\ae6bf14a089ae52dc17ffe892ad3b7ba6e83556593e014b09cfdab343841919d.exe" -y -aoa -o"C:\Users\Admin\AppData\Local\Temp\~4543979793744558355"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\~4543979793744558355\BCompare.exe"C:\Users\Admin\AppData\Local\Temp\~4543979793744558355\BCompare.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
7z.dll
BC5Key.txt
BCUnRar.dll
BCompare.exe
BCompare.tr
sg.tmp
BCState.xml
BCState.xml.bak
memory/4756-48-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-49-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-46-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-45-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-44-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-50-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-58-0x00000000008A0000-0x0000000002C72000-memory.dmp
memory/4756-51-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-47-0x0000000006C10000-0x0000000006C11000-memory.dmp
memory/4756-79-0x00000000008A0000-0x0000000002C72000-memory.dmp
memory/5300-0-0x0000000000400000-0x0000000000591000-memory.dmp
memory/5300-57-0x0000000000400000-0x0000000000591000-memory.dmp