Analysis
- max time kernel
147s - max time network
188s - platform
windows7_x64 - resource
win7v20210410 - submitted
14/06/2021, 08:12
General
- Target 49c2aa79583d208363e567f7176c62d1.exe
- Size 787KB
- Sample210614-dgn3da98bn
- SHA256 8cdec76d97a727661fa3f3ab5eff68b7be5e13f2ff024e4ab69cc6097ee2390c
Malware Config
Signatures
- UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\49c2aa79583d208363e567f7176c62d1.exe"C:\Users\Admin\AppData\Local\Temp\49c2aa79583d208363e567f7176c62d1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\49c2aa79583d208363e567f7176c62d1.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\49c2aa79583d208363e567f7176c62d1.exe"C:\Users\Admin\AppData\Local\Temp\49c2aa79583d208363e567f7176c62d1.exe"2⤵
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/616-66-0x0000000000400000-0x0000000000477000-memory.dmp
memory/616-73-0x0000000000400000-0x0000000000477000-memory.dmp
memory/616-68-0x00000000753E1000-0x00000000753E3000-memory.dmp
memory/852-74-0x0000000001E70000-0x0000000001E71000-memory.dmp
memory/852-84-0x00000000056B0000-0x00000000056B1000-memory.dmp
memory/852-109-0x0000000006310000-0x0000000006311000-memory.dmp
memory/852-108-0x0000000006300000-0x0000000006301000-memory.dmp
memory/852-94-0x0000000005610000-0x0000000005611000-memory.dmp
memory/852-70-0x00000000022E0000-0x00000000022E1000-memory.dmp
memory/852-71-0x0000000004680000-0x0000000004681000-memory.dmp
memory/852-72-0x0000000005060000-0x0000000005061000-memory.dmp
memory/852-93-0x0000000006280000-0x0000000006281000-memory.dmp
memory/852-86-0x000000007EF30000-0x000000007EF31000-memory.dmp
memory/852-75-0x0000000001E72000-0x0000000001E73000-memory.dmp
memory/852-76-0x0000000005240000-0x0000000005241000-memory.dmp
memory/852-79-0x0000000005650000-0x0000000005651000-memory.dmp
memory/852-85-0x0000000005750000-0x0000000005751000-memory.dmp
memory/1776-61-0x0000000000990000-0x00000000009AE000-memory.dmp
memory/1776-59-0x0000000001000000-0x0000000001001000-memory.dmp
memory/1776-62-0x0000000004D60000-0x0000000004D61000-memory.dmp
memory/1776-63-0x0000000004F00000-0x0000000004F98000-memory.dmp
memory/1776-64-0x0000000000F90000-0x0000000000FDE000-memory.dmp