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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/04/2024, 16:48

General

  • Target

    63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe

  • Size

    231KB

  • MD5

    2818f39135defe87aee238809434b6f7

  • SHA1

    d0b1aa1e58367511512cb7824d419b0cafb53c5a

  • SHA256

    63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169

  • SHA512

    4a9b766e7fe1f80ff3a5d7029a1b7a3c37ea197c0a22e4497521b2fb4a955ca9297e65576f3c4b1199bb44c6f9ca9d666b5b6ad12cb813bf136bc1ed2fbfc885

  • SSDEEP

    6144:xjluQoSqIo5R4nM/40yJNaRFhyt5qFbtGijGrs0VxujOq:xEQoS+qhr50tGioscQOq

Malware Config

Signatures

  • Detects executables containing possible sandbox analysis VM usernames 5 IoCs
  • UPX dump on OEP (original entry point) 9 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 9 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 18 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe
    "C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe
      "C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4008
      • C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe
        "C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:4424
    • C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe
      "C:\Users\Admin\AppData\Local\Temp\63debd5884fe33be596b8b60c6a9d282238a65c6be4c59a88f9041ff33efc169.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2464

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\japanese nude gay several models titts young (Curtney).rar.exe

    Filesize

    1.8MB

    MD5

    64559578619480053bfac2eca9e9868b

    SHA1

    4c7b7f392a4f54b835231b61e609af7e1cc49105

    SHA256

    df2027baa2e4561210efca5a76a22720ec709c30a97c5ba1b9a7840c2e4b6467

    SHA512

    b31a4f5f36a48f2e30c5dd8a0e776b37beb5b246a3e8a4f169356745473e4b63768ab5223586d4f3a22ceecc745ddcaf6293453ab01a5119fb40efea1c161861

  • memory/2464-151-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/2464-194-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/3992-0-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/3992-187-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4008-26-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4008-191-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4424-152-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB

  • memory/4424-195-0x0000000000400000-0x000000000041D000-memory.dmp

    Filesize

    116KB