Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2024 04:55

General

  • Target

    fa5f54cd724174722a2326783a4003c69262c3c72c048290cdb091c67b7a8737.exe

  • Size

    29KB

  • MD5

    870da11848a2e5358015b58f22b24344

  • SHA1

    1b653a7436e5accfab50dce462f563fd6365d42f

  • SHA256

    fa5f54cd724174722a2326783a4003c69262c3c72c048290cdb091c67b7a8737

  • SHA512

    da9d2877258fb15a42645c45b09ce293ec7d358d7fa73ef0dd86b9f835e7b68602312beb1365039cee0d692c1337a5a021e85aad89cc25e894e200a293363549

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Z1:AEwVs+0jNDY1qi/q3

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 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 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa5f54cd724174722a2326783a4003c69262c3c72c048290cdb091c67b7a8737.exe
    "C:\Users\Admin\AppData\Local\Temp\fa5f54cd724174722a2326783a4003c69262c3c72c048290cdb091c67b7a8737.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:2116
    • 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:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    fdbb3bf095e098a8567fb100fc8c2ac0

    SHA1

    7d1c684695d66be04764cff2cb69c34444731291

    SHA256

    1b0ccc192f0b0d1989eb9382ee8b7098f7a12ef6e906adbb33dd476ea968bca1

    SHA512

    43e2a0d784e17e94ed1df7016b069dbdb98c8072b8241f5399c0426585272a5fd6c314d5f2982718e1dded268d87280863d698efba8272c049c6dcbc3bd3d264

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

    Filesize

    342B

    MD5

    ca8f687f9fb94dd42c0257ecefecadf2

    SHA1

    8fcd3fcad3c32be5f17f2ff75621ddbbca4b73c1

    SHA256

    051413872ae9583b5005c1eab6825dc2d39ae604eb6e26409886a0e07b96d8c8

    SHA512

    2f0b8bd1532ee2c7976df8dbea09ae4e64c924622ecabc6922949b4217f643951e4e54a4d798ebd093ca918eeedb71868ea74c93478e41316dab3ebc4053c208

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

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabAE35.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarAEF3.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\sjN4knybix.log

    Filesize

    320B

    MD5

    bb16a288c50cf2efd4bf9a3d07bd05e3

    SHA1

    4cc4899d26db61ee6da5cdc36a5f76fada0af1c5

    SHA256

    2740404e091ad6368ebae902b6909facb3ea1c94ffff96d27aef3b59bde7ceeb

    SHA512

    fd825ca349fdd4615daf9cc78d844bdd9d8345bdc332647e5673a73eb60137876a837781bdf9c23d4d001169d7aa43cd5e2bddfd9fe15896b496dbd9de926371

  • C:\Users\Admin\AppData\Local\Temp\tmpA2A8.tmp

    Filesize

    29KB

    MD5

    b54b1b5ac7c6b409e10d7729f2627205

    SHA1

    d1e64e713ad7a6dfe941494cc2e90b879577fcc9

    SHA256

    f47145ec34081f0b32e14513bdbc42aab5aa7803553b87206a550c2dc38a41e6

    SHA512

    d6a8d6fd7e775394ddda9ee8d995e99054f5c2336c599f9d3272305ce064a4f554f8a92f00b5d750b0fc88d0de0c96e401dd5607c2fb5e63119be5e81d825126

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

    Filesize

    352B

    MD5

    9100c5268fb088c94b010f0dc44ff133

    SHA1

    bff8f6111c3a482b72f40ea93b7279e5914bd62b

    SHA256

    c42dd331dd376eaf32c1218d88d07e48d76167ae23153cd892c21fa6f6776f1d

    SHA512

    45e70aa883cec910921233ba6dcc9d0563d4a44329d838495684d74d2142e4f930a5bde7b8559218443f2441cfe07e974fb253b29f1237f4deb860577af2b06f

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

    Filesize

    352B

    MD5

    421ff48994f58754f8607135c93e942d

    SHA1

    5112ec2524e93e0499a8da06524eaef42915d91a

    SHA256

    1bb29fa59ba56e5c7c8c00f4b0939fab9db44a7282a2e88e5fa3dd484b442243

    SHA512

    1257c6b4c408e1aeeba0816c1524d4fe1e017c4b4749fa2712aa74267d689826febfb4b981efa3ac5aa3247be298e1d88144651c66c18f189240ea7e539d8b7a

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2116-9-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2116-329-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-38-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-18-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2116-105-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-74-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-65-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2116-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2116-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2116-81-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2368-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-75-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-87-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-66-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-106-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-34-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-27-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-22-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2368-330-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB