Analysis

  • max time kernel
    144s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    02/01/2022, 01:57

General

  • Target
    60b68e2925c28a98093f155f3a0504dd.exe
  • Size 396KB
  • Sample220102-cdafkagegq
  • SHA256 7ac85caab1bd1edc1cbefe16fe41f33db07506d91b5a655640dc2b28eb660b27
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe
    "C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Wowsmowxozuvqqawpvv.vbs"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:832
      • C:\Users\Admin\AppData\Local\Temp\Eyxzvkdgdjwsjyukadyxmdriversecond.exe
        "C:\Users\Admin\AppData\Local\Temp\Eyxzvkdgdjwsjyukadyxmdriversecond.exe"
        3⤵
        • Executes dropped EXE
        • Modifies system certificate store
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2036
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 1532
          4⤵
          • Loads dropped DLL
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of AdjustPrivilegeToken
          PID:1924
    • C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe
      C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe
      2⤵
        PID:1832
      • C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe
        C:\Users\Admin\AppData\Local\Temp\60b68e2925c28a98093f155f3a0504dd.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:676

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/676-69-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-73-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-78-0x0000000000450000-0x0000000000451000-memory.dmp

          memory/676-77-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-75-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-70-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-71-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/676-72-0x0000000000400000-0x0000000000420000-memory.dmp

          memory/1220-54-0x0000000000D20000-0x0000000000D88000-memory.dmp

          memory/1220-60-0x00000000041C0000-0x00000000041DC000-memory.dmp

          memory/1220-58-0x00000000049C0000-0x0000000004A32000-memory.dmp

          memory/1220-57-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

          memory/1220-56-0x0000000076C61000-0x0000000076C63000-memory.dmp

          memory/1220-55-0x0000000000D20000-0x0000000000D88000-memory.dmp

          memory/1924-85-0x00000000002C0000-0x0000000000320000-memory.dmp

          memory/2036-76-0x00000000049D0000-0x00000000049D1000-memory.dmp

          memory/2036-68-0x0000000000350000-0x00000000003B8000-memory.dmp

          memory/2036-67-0x0000000000350000-0x00000000003B8000-memory.dmp