Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 22:10

General

  • Target

    4fa433797a0339c2568889b58134a94921b7c62c07af9a5876c9572dcc7a2583.exe

  • Size

    29KB

  • MD5

    f91b9b8fcd7c63c17465ecb45dc4e3fa

  • SHA1

    c1d98b07eb325a123d36c7c16a1bd7c7cefd9d06

  • SHA256

    4fa433797a0339c2568889b58134a94921b7c62c07af9a5876c9572dcc7a2583

  • SHA512

    8427b78b55fd0e065b64abdbf8e0fac6004bb4b12958037387862ed162b30f21f7f97e8e1afab10c048dd70516574854ae0702765473fa0984606ee3a58f44db

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1:AEwVs+0jNDY1qi/qN

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\4fa433797a0339c2568889b58134a94921b7c62c07af9a5876c9572dcc7a2583.exe
    "C:\Users\Admin\AppData\Local\Temp\4fa433797a0339c2568889b58134a94921b7c62c07af9a5876c9572dcc7a2583.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:2528
    • 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:2956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    4add50c717d59080560cdbca41cda51c

    SHA1

    3c0305d6aa3ca80b087365e751e1aebb1956e294

    SHA256

    5176a850760d55addf85200dc217bf5d26791b96fe445b752d7460aa7a68e103

    SHA512

    50b6af90a383cdd8959e047a141e358d45a25ac58972e3a8a9cde894bd8dc1f36fb5670000579f5f4ef0b49ba0856e2a6d3200159e03732781ef656d57fc8cc7

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\DUME8XYE\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\NT668XG4\default[1].htm

    Filesize

    313B

    MD5

    0d0d1376df3380570c4bb9c520ab38de

    SHA1

    76971247133bf210a0c5047584be0dcd0066de28

    SHA256

    40a902c8739b322ee6619ebe215761bc432b3743f0bfc497522e581391fd506c

    SHA512

    7b492a86e2a1209f8963c614df12a07c889ca33eddcbcd92d59258da249bcbc89d1d352e20f7772022fea597ed23a52b062d4ac6d3ec77c7c01433aed3551c7b

  • C:\Users\Admin\AppData\Local\Temp\Cab99D9.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar9A3A.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp8E5D.tmp

    Filesize

    29KB

    MD5

    0d163782c7c9d94dee14bcc5ad50388e

    SHA1

    f70a99b55d3d875abc6b56e2642f00301221513b

    SHA256

    a600001113464ce13ea1780693960f390a34dfb898e7c2a632f2af3688397bb6

    SHA512

    9318e097e113fbfbb3c1dcd38127c4fb1600455e3dda7adb1a1d7bbf70314793e70956410647000e642ba474b046958a58f6224dadad0fba87912f1e6e4b2806

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

    Filesize

    320B

    MD5

    809f02034efd2f9b1c5952e2176a3126

    SHA1

    855e58abd4ba54bc6474c7e0dc05b3414ac3bc6d

    SHA256

    82e4606cb7e5d4cc30b254de7a18460898dcb88641079019b7a5373bd79b87ec

    SHA512

    4603a05375a7fed5116e2716a1768b1d83b542e9082d8430b95794761fb338d0a537eb1b4a028bf9cface9d0ba0d0f7e4aa12f87d34e230024e65add3fab0697

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

    Filesize

    320B

    MD5

    b467c8d377b3d0554b788925c6b39528

    SHA1

    bfa6b04bd8e3d4cc4060db5a35efe731819bc339

    SHA256

    bc26fcaa0100c0f0a5e3c633e3ea60ce14c89df5132ed2205d209964fe6c5d37

    SHA512

    a6feca67a21dcde7b7fa854581f8691ec9613f3f9832c75e90a37ca7a2830d60f08b4a72c890383d17e8edfb05729582ed7c32673bbe311f524131fa328f8622

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2528-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-17-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2528-36-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-41-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-241-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-4-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2528-60-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-83-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-64-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2528-76-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2956-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-72-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-61-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-101-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-242-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2956-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB