Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    26/03/2025, 04:38

General

  • Target

    5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.exe

  • Size

    41KB

  • MD5

    6ae78c148db3cabcefdb47f68cbee6b0

  • SHA1

    fcfa2a015c0095ab19401be6e9697e9721db3e98

  • SHA256

    5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39

  • SHA512

    a14b1e5a6631cce8057dac1911cf28250d4b89cdb0a6415148cdb06f42ab9fe9c8a27f4a7c7087a190be606b1cd16fce9e877b9470dab6a4347e089cfa991d91

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/y:AEwVs+0jNDY1qi/q

Malware Config

Signatures

  • Detects MyDoom family 9 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 29 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.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.exe
    "C:\Users\Admin\AppData\Local\Temp\5f644b8f7997bad7534d764946a88cbcb408ed9bbc0c3d08090a8ff926e83a39.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2384
    • 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:1032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    71KB

    MD5

    83142242e97b8953c386f988aa694e4a

    SHA1

    833ed12fc15b356136dcdd27c61a50f59c5c7d50

    SHA256

    d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

    SHA512

    bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\KIYAG1MM\search[1].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabA33A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarB123.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\TarB270.tmp

    Filesize

    183KB

    MD5

    109cab5505f5e065b63d01361467a83b

    SHA1

    4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

    SHA256

    ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

    SHA512

    753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

  • C:\Users\Admin\AppData\Local\Temp\tmp986B.tmp

    Filesize

    41KB

    MD5

    611cb7fde3ca71a263bf4e77732699c9

    SHA1

    77bbd6a6c3aa3d9ed0450de52494b135e8226106

    SHA256

    a67a7b6c035807d65f8c83537a96d4f32c933dba7ffed0388e39706b2b9ae0ee

    SHA512

    8013d1adf8369122f98ec50bb0f0a1081d1a2b30fa2684cbdb26909221e912992e00fe521c5092ffdf472a10ad4013c26888c274dff764aa62ef16544b87b050

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

    Filesize

    12KB

    MD5

    6ab05d0e436d703f46b186285728110b

    SHA1

    83b27703a83ed8d9c63b48041aa09de5ada2ad73

    SHA256

    d360b4394aa97097e17f206e5c2719d8c7c6c60c4c94136bc3c6e227a4356569

    SHA512

    4e230cba1a884c52e71b735ad6c2d7703976ca8fbda4671e6d56962a433723f2e1ce4e96957abd60429090c26e8e252d7417fd25bab3519915645c4a180ac5c2

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

    Filesize

    192B

    MD5

    90e498d980277c00082845aefb38df67

    SHA1

    cb5ed77cb3b2aa8499fd0ec3c3b93126f2628409

    SHA256

    2614f96a5ca1cdef501713164908ab4512ad7ba53dfa5bd116e758bccffe2fdd

    SHA512

    31a60ebb1a4e7a5e2cc5537ce48aa45701ec0aa7e81dcf72e6c2455ff625b5cb094869c4673ab04088cc847f901751b671e401f162efae9593a9efffb05e879a

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

    Filesize

    192B

    MD5

    1d6613e810e60f0c1bb8f9f1b87248a9

    SHA1

    0dacbbd003f088c358c75d814e1e68496468f327

    SHA256

    03b77d5715c4061748bed0107f5876820f4167d81d8bdde0053903e8e1a470db

    SHA512

    c7df8bb27346b55f276fdffd452efb7289846b4cc4beba04c5968c8b52021bde2b6d6cf5dc9fb0c9348587a29b54bcf88113f435e1406d3f5be915f7688b13e1

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1032-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-78-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-43-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-160-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-62-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-66-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-85-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-73-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1032-83-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2384-61-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-82-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-77-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-84-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-70-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-65-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-159-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-42-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-18-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2384-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2384-9-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2384-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB