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
    16/01/2025, 23:05

General

  • Target

    3fa653e452fbcb37c016e311eac9db2135627cfd4dc0382d56f4b7e5fca67264.exe

  • Size

    29KB

  • MD5

    92e14737fb0dcd1339822e233c694672

  • SHA1

    bff95d133af4368978ef3ee1dca18d20426d99d8

  • SHA256

    3fa653e452fbcb37c016e311eac9db2135627cfd4dc0382d56f4b7e5fca67264

  • SHA512

    a77ec0eba7c2f015fa57dda5754014461ef3b88dc625df0f25edbcb7bedeaac5bc995a546cece077baf5394c929dba28301de069b77122423988963abd156742

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/4:AEwVs+0jNDY1qi/qg

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\3fa653e452fbcb37c016e311eac9db2135627cfd4dc0382d56f4b7e5fca67264.exe
    "C:\Users\Admin\AppData\Local\Temp\3fa653e452fbcb37c016e311eac9db2135627cfd4dc0382d56f4b7e5fca67264.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:2488
    • 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:1548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    50f8275fa4b2c8bda79d4033f99cb18c

    SHA1

    24aa899970711441ab125f2040c50dd9a7f66a47

    SHA256

    f6f6e924553d406a2035a95ec4d170b3177726eb6b480428d271edb32c6db004

    SHA512

    89b62305f06c71caccdeba9db46f1a6d2238db06a029910f20fea83f9a8107fa1ac4e5695bd86d0f11fee364cfaac98c57bcec75c3067ec7dc77be511a184c31

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

    Filesize

    342B

    MD5

    90c974fd8c5f3a05c513a60f1dda08f9

    SHA1

    b919796444172f19b78dca9d8247d0b0a2a94f35

    SHA256

    366a0a70526f7d50407fbbe854088a44c73c7760f775b4fc8696ebd44d0edd12

    SHA512

    02b00ed3e3b17c1bdb3b8bb652a2b984b889ec9133044ced33a1630a21a5792cd6adf321a2f1e33b6e78a53b562eb265f14bd14d34394096804d070cb3a5529c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\search[2].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabDB4A.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarDC09.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpD2E9.tmp

    Filesize

    29KB

    MD5

    5883ddb9bcc2f96cabf0268371d528f8

    SHA1

    3afaa3c75243e349622fa324284bdf7dfac47010

    SHA256

    96c56592b2bad27361d63afbde409398254f5213e448f6fddfa992d082d35e94

    SHA512

    7f3279e1db2aa7d32cb15ada4c643ae2eb4a22371ca16b0f5093e78f50d3b76bc59b4c567d89c742b48ec2b73941485edae8f583f18dc0b4742620f374ab6bab

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

    Filesize

    320B

    MD5

    50276b29b70907c61a4601f3a1e4781a

    SHA1

    6d2a59a32150d2b6412aedf46b4859a986d88b87

    SHA256

    dc56413de2851f82b3f45d7913378e36b8d96dc6802a92d5be852ca060b983ff

    SHA512

    1c2c1d4e7db93359c0604154b6139c0ea611a0d9cf69a3f398aa179ca1d6d2a3d34c162064c94b2318c9746a354a7e25dbbe99036fb12c92aa06de850a9620b8

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

    Filesize

    320B

    MD5

    40d59d0811e1bd5bfba53bdc43f763ef

    SHA1

    b2c9e131cc1d6eed013e74ae5a16bb778e8bc803

    SHA256

    2e7eeea1f974a2ef6504097fe8f9bc4ac113ca1de0f1f653abc196e65aed2989

    SHA512

    96ee72141150fd01dfce42400ca2f8cbb2cf7ff8da40935bcc6410dab86619159ae02a8c62369bc403a4823889f8c74e650307a04394f5c6b1bb8d8ebebe0c07

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1548-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-72-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-208-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-10-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-84-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1548-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2488-76-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-71-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-81-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-64-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-17-0x00000000001B0000-0x00000000001B8000-memory.dmp

    Filesize

    32KB

  • memory/2488-16-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-43-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-207-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-41-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2488-3-0x00000000001B0000-0x00000000001B8000-memory.dmp

    Filesize

    32KB