Analysis

  • max time kernel
    162s
  • max time network
    173s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 23:24

General

  • Target

    9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe

  • Size

    266KB

  • MD5

    e3e428054fbb0ac813d33336699fc5ec

  • SHA1

    9b1642a991117d4c24b16c4b2a927f09f7b5aef9

  • SHA256

    9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c

  • SHA512

    e8f6539de521f6def10bdde707ee80505863795fc4c59e99f2058bb5a550c4692fcbc2df276508c4c76d0bea0f056e74178e8f56930a290a04f436e8ab655322

  • SSDEEP

    6144:sPDLCL9Io5R4nM/40y37Ysxio/w3leWj8ZFfUMzHL1XH+gb:sPKLXq/7vioc0WnMzr1Xegb

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 6 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 10 IoCs
  • Drops file in Program Files directory 15 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe
    "C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe"
    1⤵
    • 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:3000
    • C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe
      "C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe
        "C:\Users\Admin\AppData\Local\Temp\9137159160a9f84a6983dd05668cfc3100003d55301ad184b1313127b06a2c0c.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2836

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Windows Sidebar\Shared Gadgets\trambling sleeping girly .mpg.exe

    Filesize

    2.0MB

    MD5

    ccfe1717230efe8e01f11ee39b17fb66

    SHA1

    795d285dccd08a8cd4c2e727eb78c2f92fbb3f98

    SHA256

    c0970ddc2f004924e2d8a2d16cfc076360630c9ec6583abb0911f2b5d76ae5ec

    SHA512

    b9b93753ce2b23885b46453a19f422280db930540a996a4c6cea6fd98f0fe1611b344cbd322db0af73b3005725440d72c0e0b6d47f7dd1f762392939e0796b55

  • C:\debug.txt

    Filesize

    183B

    MD5

    0d5358c24127a105580397dbc3b3b96e

    SHA1

    c26ca5615bb4c0e2ff5e31bee83a9641e0c505b5

    SHA256

    3dc6bc7eea117f50b889bb71832f2fdb58be6ce2d522e860ba10be209c3b14d9

    SHA512

    74318be32e4298edacb6e82b53c967ea66a03c7213a08a7189147dac7ae99ddb98876d0f3f4746065520b9fb8624d8601d83af9ec229bc99a9568e918e09982c

  • memory/2608-12-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2608-59-0x0000000000820000-0x000000000083C000-memory.dmp

    Filesize

    112KB

  • memory/2608-96-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2608-97-0x0000000000820000-0x000000000083C000-memory.dmp

    Filesize

    112KB

  • memory/2836-60-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3000-0-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3000-69-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/3000-83-0x0000000004A40000-0x0000000004A5C000-memory.dmp

    Filesize

    112KB