Analysis

  • max time kernel
    150s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 08:48

General

  • Target

    1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418.exe

  • Size

    110KB

  • MD5

    7a582409e283366413c50430e7904f4b

  • SHA1

    bbe73b1346732596ddf93cde4863d356c2b7b776

  • SHA256

    1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418

  • SHA512

    223c83445e77f27f93f12f3ac98c64e05b59f9a7c5cad68c3d06c36486e7ad8aafa95591bac254ca064f3e319df407e865b69e6688f445843c08ae4425f19ec2

  • SSDEEP

    1536:+YKd0/JcdrcNHI7bu/83HjaQWTCCS64L5vijrNw2XFfphlwG7z9/bSZvzsiQwSd+:JKP9/ZqT/2qJphlHf9/bS9zsrwS8

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 13 IoCs
  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418.exe
    "C:\Users\Admin\AppData\Local\Temp\1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4868
    • C:\Users\Admin\AppData\Local\Temp\1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418.exe
      "C:\Users\Admin\AppData\Local\Temp\1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4272
      • C:\Users\Admin\AppData\Roaming\Windows.exe
        "C:\Users\Admin\AppData\Roaming\Windows.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1764
        • C:\Users\Admin\AppData\Roaming\Windows.exe
          "C:\Users\Admin\AppData\Roaming\Windows.exe"
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          PID:316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Windows.exe

    Filesize

    110KB

    MD5

    7a582409e283366413c50430e7904f4b

    SHA1

    bbe73b1346732596ddf93cde4863d356c2b7b776

    SHA256

    1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418

    SHA512

    223c83445e77f27f93f12f3ac98c64e05b59f9a7c5cad68c3d06c36486e7ad8aafa95591bac254ca064f3e319df407e865b69e6688f445843c08ae4425f19ec2

  • C:\Users\Admin\AppData\Roaming\Windows.exe

    Filesize

    110KB

    MD5

    7a582409e283366413c50430e7904f4b

    SHA1

    bbe73b1346732596ddf93cde4863d356c2b7b776

    SHA256

    1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418

    SHA512

    223c83445e77f27f93f12f3ac98c64e05b59f9a7c5cad68c3d06c36486e7ad8aafa95591bac254ca064f3e319df407e865b69e6688f445843c08ae4425f19ec2

  • C:\Users\Admin\AppData\Roaming\Windows.exe

    Filesize

    110KB

    MD5

    7a582409e283366413c50430e7904f4b

    SHA1

    bbe73b1346732596ddf93cde4863d356c2b7b776

    SHA256

    1044497578095523c650c847a7fa04358d1454f66188b6fc1893b31a3747a418

    SHA512

    223c83445e77f27f93f12f3ac98c64e05b59f9a7c5cad68c3d06c36486e7ad8aafa95591bac254ca064f3e319df407e865b69e6688f445843c08ae4425f19ec2

  • memory/316-165-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/316-163-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/316-162-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/316-151-0x0000000000000000-mapping.dmp

  • memory/1764-164-0x0000000073AF0000-0x00000000740A1000-memory.dmp

    Filesize

    5.7MB

  • memory/1764-150-0x0000000073AF0000-0x00000000740A1000-memory.dmp

    Filesize

    5.7MB

  • memory/1764-149-0x0000000073AF0000-0x00000000740A1000-memory.dmp

    Filesize

    5.7MB

  • memory/1764-146-0x0000000000000000-mapping.dmp

  • memory/4272-139-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-145-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-143-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-141-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-140-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-137-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-135-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-134-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/4272-133-0x0000000000000000-mapping.dmp

  • memory/4868-144-0x0000000074B40000-0x00000000750F1000-memory.dmp

    Filesize

    5.7MB

  • memory/4868-132-0x0000000074B40000-0x00000000750F1000-memory.dmp

    Filesize

    5.7MB