Analysis
- max time kernel
142s - max time network
143s - platform
windows10_x64 - resource
win10v20201028 - submitted
27/01/2021, 14:25
General
- Target BL Draft Copy #747470.exe
- Size 858KB
- Sample210127-v4srly5eq6
- SHA256 4bc04aa1102d1ddab6de06654183987351f5215c5cf3fe6f9cb13b3efcd99656
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of SetThreadContext 1 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\BL Draft Copy #747470.exe"C:\Users\Admin\AppData\Local\Temp\BL Draft Copy #747470.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\myAHtoyS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp58B0.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\BL Draft Copy #747470.exe"C:\Users\Admin\AppData\Local\Temp\BL Draft Copy #747470.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1004-24-0x0000000005FD0000-0x0000000005FD1000-memory.dmp
memory/1004-23-0x0000000005F40000-0x0000000005F41000-memory.dmp
memory/1004-22-0x0000000005330000-0x0000000005331000-memory.dmp
memory/1004-17-0x0000000073150000-0x000000007383E000-memory.dmp
memory/1004-14-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4760-7-0x0000000005960000-0x0000000005961000-memory.dmp
memory/4760-11-0x00000000064F0000-0x000000000655B000-memory.dmp
memory/4760-10-0x0000000005950000-0x0000000005953000-memory.dmp
memory/4760-9-0x00000000058C0000-0x00000000058C1000-memory.dmp
memory/4760-8-0x0000000005810000-0x0000000005811000-memory.dmp
memory/4760-2-0x0000000073150000-0x000000007383E000-memory.dmp
memory/4760-6-0x0000000005820000-0x0000000005821000-memory.dmp
memory/4760-5-0x0000000005C80000-0x0000000005C81000-memory.dmp
memory/4760-3-0x0000000000F10000-0x0000000000F11000-memory.dmp