Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2024 18:55

General

  • Target

    b5a491a73cb47e0815b8843bf87a09a80538ccd0f5c946fbb7469814053877ec.exe

  • Size

    29KB

  • MD5

    b50ec30a22302a4c2fa1a9ce2c21b045

  • SHA1

    911ab0f8f2878cf90ff5e55daa7c7bad479ee312

  • SHA256

    b5a491a73cb47e0815b8843bf87a09a80538ccd0f5c946fbb7469814053877ec

  • SHA512

    a1eeebb061d3d2e3ed6f2dd24614ba69e8d51c1eebb265b96bde19cdd0a14934c96e5206e829b4883f496aa52d5bd9e02dc2d9b4bd9f0f8a8de24eb7da12c5cf

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/EhZ:AEwVs+0jNDY1qi/q8D

Malware Config

Signatures

  • Detects MyDoom family 5 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Mydoom family
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 24 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5a491a73cb47e0815b8843bf87a09a80538ccd0f5c946fbb7469814053877ec.exe
    "C:\Users\Admin\AppData\Local\Temp\b5a491a73cb47e0815b8843bf87a09a80538ccd0f5c946fbb7469814053877ec.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9E23.tmp

    Filesize

    29KB

    MD5

    bb6595f2a8a3e70837b3edd0c7dfc7a4

    SHA1

    1bbbd1be0dcc7acbe277993fad7e82b715d18d6a

    SHA256

    12e4c4f7c329d3eed08376906e54924132d7b69baf13210f8150d943ec1356a6

    SHA512

    5dafdeff20f67af437d09b0c3736e125df2dd50de2676cb6c468d6b828555cb311687228eb7a0fff6c5f51bcd8493847263a9bd6fdc4f158c90bfabd44440e2f

  • C:\Users\Admin\AppData\Local\Temp\zincite.log

    Filesize

    320B

    MD5

    e7e9535900e4327e6c6c975dceef60fc

    SHA1

    db0acba22213b5609e02956d1af4c89f571ce6f9

    SHA256

    151177e2f9abefe5f05ad83415c17f1f3dad5a9480e8e49fc4e10e9bb4d3f543

    SHA512

    80e2e9db0817764d88f5cec951901fe8cab94fded3006b659aa4d7736c2d0d70a5f45d71d385fac7d88011663c7300145ebca23a5b8d9da2dd96734db44002dc

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1632-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1632-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1632-15-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1632-16-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1632-84-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1632-79-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1632-77-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1632-54-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1712-41-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-48-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-53-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-36-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-55-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-60-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-43-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-29-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-24-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-78-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-80-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-85-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1712-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB