Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    15-12-2021 17:32

General

  • Target

    12ce65e1f2d26ed8e7a0eb842d5447bb.exe

  • Size

    3.1MB

  • MD5

    12ce65e1f2d26ed8e7a0eb842d5447bb

  • SHA1

    36cbaea66bfc57c159ca3b13e367eb3c1762738c

  • SHA256

    925b7b38868675725656b93e6d7349048a3702fc13b8fd62b305155e332b8980

  • SHA512

    9f941208d0435e5a4f1d2243ac8beab0696e89beb65acda6ba3f3b72a2099f2265d72f4768c7679cbad5f57129b5b1ed7521ea77466e6cb958135fefd4016782

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of SetThreadContext 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12ce65e1f2d26ed8e7a0eb842d5447bb.exe
    "C:\Users\Admin\AppData\Local\Temp\12ce65e1f2d26ed8e7a0eb842d5447bb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\12ce65e1f2d26ed8e7a0eb842d5447bb.exe
      "C:\Users\Admin\AppData\Local\Temp\12ce65e1f2d26ed8e7a0eb842d5447bb.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4212
      • C:\Windows\SysWOW64\schtasks.exe
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe"
        3⤵
        • Creates scheduled task(s)
        PID:4392
  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1040
      • C:\Windows\SysWOW64\schtasks.exe
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe"
        3⤵
        • Creates scheduled task(s)
        PID:1180
  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2172

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\sqlcmd.exe.log
    MD5

    7648e852b0157b362b07766e0b5b355e

    SHA1

    6f9ac6e9d89842d38345fb83930d8c927cb44c69

    SHA256

    8dd14eb336757d783e47f36a98a4fe5c1314d93782907f538417265037819896

    SHA512

    849e5e18a2439b9a228395c5f92d1ff8111b84ca7e56f9c2ace3580d21ceee0f78f7e9836668970a401fcf2fa2d88ff9aa89935595f45302b6af88a4069138d2

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    MD5

    12ce65e1f2d26ed8e7a0eb842d5447bb

    SHA1

    36cbaea66bfc57c159ca3b13e367eb3c1762738c

    SHA256

    925b7b38868675725656b93e6d7349048a3702fc13b8fd62b305155e332b8980

    SHA512

    9f941208d0435e5a4f1d2243ac8beab0696e89beb65acda6ba3f3b72a2099f2265d72f4768c7679cbad5f57129b5b1ed7521ea77466e6cb958135fefd4016782

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    MD5

    12ce65e1f2d26ed8e7a0eb842d5447bb

    SHA1

    36cbaea66bfc57c159ca3b13e367eb3c1762738c

    SHA256

    925b7b38868675725656b93e6d7349048a3702fc13b8fd62b305155e332b8980

    SHA512

    9f941208d0435e5a4f1d2243ac8beab0696e89beb65acda6ba3f3b72a2099f2265d72f4768c7679cbad5f57129b5b1ed7521ea77466e6cb958135fefd4016782

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    MD5

    12ce65e1f2d26ed8e7a0eb842d5447bb

    SHA1

    36cbaea66bfc57c159ca3b13e367eb3c1762738c

    SHA256

    925b7b38868675725656b93e6d7349048a3702fc13b8fd62b305155e332b8980

    SHA512

    9f941208d0435e5a4f1d2243ac8beab0696e89beb65acda6ba3f3b72a2099f2265d72f4768c7679cbad5f57129b5b1ed7521ea77466e6cb958135fefd4016782

  • C:\Users\Admin\AppData\Roaming\Microsoft\Network\sqlcmd.exe
    MD5

    12ce65e1f2d26ed8e7a0eb842d5447bb

    SHA1

    36cbaea66bfc57c159ca3b13e367eb3c1762738c

    SHA256

    925b7b38868675725656b93e6d7349048a3702fc13b8fd62b305155e332b8980

    SHA512

    9f941208d0435e5a4f1d2243ac8beab0696e89beb65acda6ba3f3b72a2099f2265d72f4768c7679cbad5f57129b5b1ed7521ea77466e6cb958135fefd4016782

  • memory/1040-149-0x00000000004019E4-mapping.dmp
  • memory/1180-151-0x0000000000000000-mapping.dmp
  • memory/1944-123-0x0000000006460000-0x0000000006481000-memory.dmp
    Filesize

    132KB

  • memory/1944-127-0x0000000005230000-0x000000000572E000-memory.dmp
    Filesize

    5.0MB

  • memory/1944-128-0x0000000006E50000-0x0000000006E5B000-memory.dmp
    Filesize

    44KB

  • memory/1944-129-0x0000000009400000-0x0000000009401000-memory.dmp
    Filesize

    4KB

  • memory/1944-126-0x0000000005230000-0x000000000572E000-memory.dmp
    Filesize

    5.0MB

  • memory/1944-125-0x00000000064C0000-0x00000000064C1000-memory.dmp
    Filesize

    4KB

  • memory/1944-124-0x0000000006500000-0x0000000006501000-memory.dmp
    Filesize

    4KB

  • memory/1944-122-0x0000000005370000-0x0000000005371000-memory.dmp
    Filesize

    4KB

  • memory/1944-121-0x00000000052D0000-0x00000000052D1000-memory.dmp
    Filesize

    4KB

  • memory/1944-120-0x0000000005730000-0x0000000005731000-memory.dmp
    Filesize

    4KB

  • memory/1944-118-0x0000000000740000-0x0000000000741000-memory.dmp
    Filesize

    4KB

  • memory/2172-159-0x00000000057D0000-0x0000000005CCE000-memory.dmp
    Filesize

    5.0MB

  • memory/2600-145-0x0000000005240000-0x000000000573E000-memory.dmp
    Filesize

    5.0MB

  • memory/2600-141-0x0000000005240000-0x000000000573E000-memory.dmp
    Filesize

    5.0MB

  • memory/4212-133-0x0000000000400000-0x0000000000405000-memory.dmp
    Filesize

    20KB

  • memory/4212-131-0x00000000004019E4-mapping.dmp
  • memory/4212-130-0x0000000000400000-0x0000000000405000-memory.dmp
    Filesize

    20KB

  • memory/4392-132-0x0000000000000000-mapping.dmp