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Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2024, 18:52

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 8 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 3 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:4048
    • 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:828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\search[1].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\default[3].htm

    Filesize

    312B

    MD5

    c15952329e9cd008b41f979b6c76b9a2

    SHA1

    53c58cc742b5a0273df8d01ba2779a979c1ff967

    SHA256

    5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7

    SHA512

    6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296

  • C:\Users\Admin\AppData\Local\Temp\tmp87AB.tmp

    Filesize

    29KB

    MD5

    96074fe915a3055a63db9243e8375da7

    SHA1

    05360eac750eb827821bd9d3e4614f9a34239c88

    SHA256

    b067c666222ccb43b1e678b9cd0be44d0558532f03429e0c55de1fe63ab4140b

    SHA512

    9af845aa49a7e43988d7149e7d206c5fdb98fd992dee53c1e5ab06255469d41e597a51bd96187bac69e73e8feb5244f7f8dda27bd371989c71939928107c1fa5

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

    Filesize

    320B

    MD5

    30655de9ff68b4d971abcb54f273b421

    SHA1

    697d8d23fe00edda29e6aa85b655030991134216

    SHA256

    9da2dceb65767523b1dd20a9f4a09c34f688763a4dfc08f91271b8d2b31f6aad

    SHA512

    ce7d58e1723a570b680be37623f3711857a9b45a363cd0d672a55838aa852b062a134f5e1f40ece8384bbbc17241742774c0481f3437d7a48b8a9388936fd467

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

    Filesize

    320B

    MD5

    bcdd3e55582c5a877acff72c1f894a8a

    SHA1

    2d34868e35f225293e7952eed7e34265dc025c91

    SHA256

    210bcedd49860032c4505ee8ca76bcc05425a61424f2c492c17f9f322ecc17ce

    SHA512

    31102263beb678c3cdba726426b9e55387ed7eeebfe4e0bf12c34acf64b069ada78c8b47d90d932e6baa1153c0c831db66dcdb16135ea62b112c2166c8f71ef6

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/828-96-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-145-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-191-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-28-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-16-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-176-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-5-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-15-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-154-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-114-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/828-136-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/4048-135-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-153-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-113-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-13-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-175-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-95-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-190-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/4048-27-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB