Analysis

  • max time kernel
    85s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2022 22:52

General

  • Target

    CC0DDA64461CFC4A81291CAB7FBF1B5FB60E288D5A558.exe

  • Size

    469KB

  • MD5

    e8c534e58ab2b4959830d1f7e695e133

  • SHA1

    01085c7b92329a6fa6995fdc1569a37218cd024b

  • SHA256

    cc0dda64461cfc4a81291cab7fbf1b5fb60e288d5a5587108fb8f2f9381fdf7f

  • SHA512

    94dbacca6a7fd1e14dd2327fab0a4f4e4e2f2f713a40adc1ad11549c134af3c57126786eef9474b3410e5a11360037dc175624289221601098fe74552a5c18ba

  • SSDEEP

    6144:m7IaUaM8HGFHp1fQNXAsZRzK4+rLL447qvOeB6f8vkPclAMDkM7pPOQMLeX5e98F:mv6f8cPw9IWmlLh6bZq7t

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CC0DDA64461CFC4A81291CAB7FBF1B5FB60E288D5A558.exe
    "C:\Users\Admin\AppData\Local\Temp\CC0DDA64461CFC4A81291CAB7FBF1B5FB60E288D5A558.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /ru system /rl highest /tn CC0DDA64461CFC4A81291CAB7FBF1B5FB60E288D5A558 /tr '"C:\Users\Admin\AppData\Roaming\facaboooke.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1124
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /ru system /rl highest /tn CC0DDA64461CFC4A81291CAB7FBF1B5FB60E288D5A558 /tr '"C:\Users\Admin\AppData\Roaming\facaboooke.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:504
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpEDC0.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1624
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:3320
      • C:\Users\Admin\AppData\Roaming\facaboooke.exe
        "C:\Users\Admin\AppData\Roaming\facaboooke.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:1968

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpEDC0.tmp.bat
    Filesize

    154B

    MD5

    5fa84df623abffc048b8c94e35f61c3a

    SHA1

    6cd4a6f2c830c74ff12d73dfd958d08129004739

    SHA256

    667d409f80d9df06124ca8a1deb5443897b91b2dd4f24ce78828a3d686809589

    SHA512

    fc1c87f0f9c6439659ed6c5400154134c3934c599dcb1e7d5f07c1d76a20c8985c56f9c27ce25b938e88e8372c130a5c03dbc006ce97ab42ac09948a72cf2702

  • C:\Users\Admin\AppData\Roaming\facaboooke.exe
    Filesize

    469KB

    MD5

    e8c534e58ab2b4959830d1f7e695e133

    SHA1

    01085c7b92329a6fa6995fdc1569a37218cd024b

    SHA256

    cc0dda64461cfc4a81291cab7fbf1b5fb60e288d5a5587108fb8f2f9381fdf7f

    SHA512

    94dbacca6a7fd1e14dd2327fab0a4f4e4e2f2f713a40adc1ad11549c134af3c57126786eef9474b3410e5a11360037dc175624289221601098fe74552a5c18ba

  • C:\Users\Admin\AppData\Roaming\facaboooke.exe
    Filesize

    469KB

    MD5

    e8c534e58ab2b4959830d1f7e695e133

    SHA1

    01085c7b92329a6fa6995fdc1569a37218cd024b

    SHA256

    cc0dda64461cfc4a81291cab7fbf1b5fb60e288d5a5587108fb8f2f9381fdf7f

    SHA512

    94dbacca6a7fd1e14dd2327fab0a4f4e4e2f2f713a40adc1ad11549c134af3c57126786eef9474b3410e5a11360037dc175624289221601098fe74552a5c18ba

  • memory/504-139-0x0000000000000000-mapping.dmp
  • memory/1124-136-0x0000000000000000-mapping.dmp
  • memory/1624-137-0x0000000000000000-mapping.dmp
  • memory/1968-141-0x0000000000000000-mapping.dmp
  • memory/1968-144-0x0000000005A30000-0x0000000005A96000-memory.dmp
    Filesize

    408KB

  • memory/2180-135-0x00000000059C0000-0x0000000005A5C000-memory.dmp
    Filesize

    624KB

  • memory/2180-132-0x0000000000E70000-0x0000000000EEA000-memory.dmp
    Filesize

    488KB

  • memory/2180-134-0x00000000058D0000-0x0000000005962000-memory.dmp
    Filesize

    584KB

  • memory/2180-133-0x0000000005F70000-0x0000000006514000-memory.dmp
    Filesize

    5.6MB

  • memory/3320-140-0x0000000000000000-mapping.dmp