Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/10/2024, 13:12

General

  • Target

    3357c2ca97fec487a6ae558f931ba2b21a672bcf69d244fa55d6616d04641c5cN.exe

  • Size

    29KB

  • MD5

    dc2274b05dc6c870c3f65f0e277f72a0

  • SHA1

    5d14a9613a63e47dfdd5a3062c07319a226b8376

  • SHA256

    3357c2ca97fec487a6ae558f931ba2b21a672bcf69d244fa55d6616d04641c5c

  • SHA512

    bab5e78a7c5b0567d365f76658621be4a650914eee3e89b16aae2c6be06260f70405bb5e7645be5551eeb5c2144e34a82612e87683224c8587ecdb390e7c7e63

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1Dx:AEwVs+0jNDY1qi/qtDx

Malware Config

Signatures

  • Detects MyDoom family 8 IoCs
  • MyDoom

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 25 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\3357c2ca97fec487a6ae558f931ba2b21a672bcf69d244fa55d6616d04641c5cN.exe
    "C:\Users\Admin\AppData\Local\Temp\3357c2ca97fec487a6ae558f931ba2b21a672bcf69d244fa55d6616d04641c5cN.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:1876
    • 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:1872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    c1bc65232fba99f4fa8cf0cd696d0f70

    SHA1

    0e3155987572044b9d547d4bdea2679b8497e844

    SHA256

    2ce31a20e2d54c2893a53ea665f8f419b56090afaae10194a41a215e28589d28

    SHA512

    6516288b9bfa0dc01eae577ec4406f00c8aa60a7ffc01d05742a43f35048d754d15f9c69a6c38bcf3dc4b6ed7c5d19d132495921ab0a9e44faa4ea2bfc64796c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M4TQDAHL\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\Cab443D.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar449E.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp4492.tmp

    Filesize

    29KB

    MD5

    106edf61df44b467f76d35af2725983d

    SHA1

    21b80e07b21c4673fcfd3246462122e44d6d7dd2

    SHA256

    8b8383ec5e30588d44cfd392496f38e0d409ef8846bcf333a1c56b26afe327f2

    SHA512

    50516b3caf092cdb94d90f193ff01677ee43735ca012053f2812e46f63e2cb248f66606ecf1856418dc365aaedc2691ca127faceeec9b0048e4c3f20d019d9ce

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

    Filesize

    352B

    MD5

    4a443a4e15ffbb21f7441f879f2d334f

    SHA1

    c8954efa60152b7f734e16823f1fed3e2c3f6a5d

    SHA256

    4d0b50437ffaec350ed44deb7ab54058cf8646138eab0eb8c71707a83889dbe5

    SHA512

    669910c5e56220be83454d29cc1abc84c08e5c39ad4d5df41a73e75fedb6ba6f6b17983bec24e03e8b053e779e99e992c843a69116ab6e46b3125d7849d0a4d0

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

    Filesize

    352B

    MD5

    1460de9deb15823f7f21343a00b48740

    SHA1

    531e7e2cd7abd9dc5094091bc6d0e997d7ce29c8

    SHA256

    ac59cc9da724cedeaa626746bc2f313bd4fd3b3a885a327230de4cc8c0d2e704

    SHA512

    4f52df88512a80ef2eb09fa7f8b2e89ac1fc5fe6442c2a7ccc25a21d06a8cdeb1e828e37c73d0f93450dd2d3ec72b9e69aac2384655fd940365f0101d7d3ecbc

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1872-60-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-83-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-64-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-78-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-66-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1872-76-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1876-59-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-75-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-70-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-77-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-65-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-63-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-17-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/1876-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-31-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1876-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB