Analysis

  • max time kernel
    204s
  • max time network
    208s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 00:16

General

  • Target

    2bf25cedadf332c7c704b35eebd78182f8f35b85d77a110dfb62c7761ab81080.exe

  • Size

    348KB

  • MD5

    e8e241226dbaedb679b3d460fa347d07

  • SHA1

    c0e193184cc3425a816797567484df2923b73c1a

  • SHA256

    2bf25cedadf332c7c704b35eebd78182f8f35b85d77a110dfb62c7761ab81080

  • SHA512

    b5dc08603a21091b14591f2840daea94e6ef9d2ca39cd68ddc1597b1536b9d7af2d76229fe20809772a01e5fa44d009f6cc5d974fd0da357b7f67c963faba577

  • SSDEEP

    6144:9QM1JNEHkOHHb/xKv3huj63yTVn3LRvO+S6f7bUtuh:uOJNUkOcYjag3hO+S6f7b/

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • ModiLoader Second Stage 2 IoCs
  • Executes dropped EXE 2 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2bf25cedadf332c7c704b35eebd78182f8f35b85d77a110dfb62c7761ab81080.exe
    "C:\Users\Admin\AppData\Local\Temp\2bf25cedadf332c7c704b35eebd78182f8f35b85d77a110dfb62c7761ab81080.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\FolderName\mata.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3888
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe "C:\Users\Admin\AppData\Local\Temp\FolderName\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat"
        3⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:2284
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat" "
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1248
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Winlogon" /v Shell /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\FolderName\file.exe" /f
            5⤵
            • Modifies WinLogon for persistence
            PID:1724
    • C:\Users\Admin\AppData\Local\Temp\tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Users\Admin\AppData\Roaming\AdobeART.exe
        "C:\Users\Admin\AppData\Roaming\AdobeART.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        PID:4312
    • C:\Users\Admin\AppData\Local\Temp\.exe
      C:\Users\Admin\AppData\Local\Temp\.exe
      2⤵
        PID:8

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Winlogon Helper DLL

    1
    T1004

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    2
    T1112

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\FolderName\file.exe
      Filesize

      348KB

      MD5

      e8e241226dbaedb679b3d460fa347d07

      SHA1

      c0e193184cc3425a816797567484df2923b73c1a

      SHA256

      2bf25cedadf332c7c704b35eebd78182f8f35b85d77a110dfb62c7761ab81080

      SHA512

      b5dc08603a21091b14591f2840daea94e6ef9d2ca39cd68ddc1597b1536b9d7af2d76229fe20809772a01e5fa44d009f6cc5d974fd0da357b7f67c963faba577

    • C:\Users\Admin\AppData\Local\Temp\FolderName\invs.vbs
      Filesize

      78B

      MD5

      c578d9653b22800c3eb6b6a51219bbb8

      SHA1

      a97aa251901bbe179a48dbc7a0c1872e163b1f2d

      SHA256

      20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

      SHA512

      3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

    • C:\Users\Admin\AppData\Local\Temp\FolderName\mata.bat
      Filesize

      70B

      MD5

      23f72401196919748c14cb64c1d55c3b

      SHA1

      869e3809cb4391e6f5aee5349a871e40a1e1fb22

      SHA256

      d09c4054568f89c5de2bd9bae9cbcbcb3ef2dda9a9ded0153e29da26dc405d11

      SHA512

      2ab844717c31c4819d8773d7604dfc831e950ae9e38fe311acf8178d46f39fafb54b448ebb6b9cf5d1edd47ed36eae11d649c1be346b0a35d380dd07101c79f1

    • C:\Users\Admin\AppData\Local\Temp\FolderName\mata2.bat
      Filesize

      264B

      MD5

      97dfcf34d96b3587305d76f1341ee47a

      SHA1

      fb23bb7801ea88f843f34c4c5dd06b8cdde79bad

      SHA256

      c739644b2cbc2a4b14049df16434ea85d14ce0898079f21d509f24973c6f5f0b

      SHA512

      285275c3eadcebd2ca2a116c5b691a56d9748340f4327b13b74bf7a9873f5ce8fa75e7d7cb30ed7186525a11aac7beff88dff39fac8a70f454eb4fc16d63520a

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

      18KB

      MD5

      ab4edd31c6822842b2187a9042a58523

      SHA1

      c330f2160fa0c8b373322c154faffdd058364031

      SHA256

      f70efbef06ab6384bbf3550109cc0db3ba68791d1534763c7389d7f2c37bdf73

      SHA512

      423eca1f366b3904a30e32083adba30a77d23cd3cbe1374fff7097f8910daf75b45afa14671f7a60be9e3d385a492c9fce765341c1e4667279b058dd74162a34

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

      18KB

      MD5

      ab4edd31c6822842b2187a9042a58523

      SHA1

      c330f2160fa0c8b373322c154faffdd058364031

      SHA256

      f70efbef06ab6384bbf3550109cc0db3ba68791d1534763c7389d7f2c37bdf73

      SHA512

      423eca1f366b3904a30e32083adba30a77d23cd3cbe1374fff7097f8910daf75b45afa14671f7a60be9e3d385a492c9fce765341c1e4667279b058dd74162a34

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

      18KB

      MD5

      ab4edd31c6822842b2187a9042a58523

      SHA1

      c330f2160fa0c8b373322c154faffdd058364031

      SHA256

      f70efbef06ab6384bbf3550109cc0db3ba68791d1534763c7389d7f2c37bdf73

      SHA512

      423eca1f366b3904a30e32083adba30a77d23cd3cbe1374fff7097f8910daf75b45afa14671f7a60be9e3d385a492c9fce765341c1e4667279b058dd74162a34

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

      18KB

      MD5

      ab4edd31c6822842b2187a9042a58523

      SHA1

      c330f2160fa0c8b373322c154faffdd058364031

      SHA256

      f70efbef06ab6384bbf3550109cc0db3ba68791d1534763c7389d7f2c37bdf73

      SHA512

      423eca1f366b3904a30e32083adba30a77d23cd3cbe1374fff7097f8910daf75b45afa14671f7a60be9e3d385a492c9fce765341c1e4667279b058dd74162a34

    • memory/8-143-0x0000000000000000-mapping.dmp
    • memory/648-132-0x0000000075270000-0x0000000075821000-memory.dmp
      Filesize

      5.7MB

    • memory/648-133-0x0000000075270000-0x0000000075821000-memory.dmp
      Filesize

      5.7MB

    • memory/648-151-0x0000000075270000-0x0000000075821000-memory.dmp
      Filesize

      5.7MB

    • memory/1248-139-0x0000000000000000-mapping.dmp
    • memory/1724-144-0x0000000000000000-mapping.dmp
    • memory/2284-136-0x0000000000000000-mapping.dmp
    • memory/2980-140-0x0000000000000000-mapping.dmp
    • memory/2980-147-0x0000000000400000-0x0000000000414000-memory.dmp
      Filesize

      80KB

    • memory/3888-134-0x0000000000000000-mapping.dmp
    • memory/4312-145-0x0000000000000000-mapping.dmp
    • memory/4312-149-0x0000000000400000-0x0000000000414000-memory.dmp
      Filesize

      80KB