Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2024 21:48

General

  • Target

    3bf7f4d5bf629ef1d8aaea65dc181aa546a55f9d8b89f08f41c8ab1148abbac4.exe

  • Size

    29KB

  • MD5

    56cfad056937c97bc94573a77a246c99

  • SHA1

    079e95169c2eb106944593ddbfc2f2194efb1ad5

  • SHA256

    3bf7f4d5bf629ef1d8aaea65dc181aa546a55f9d8b89f08f41c8ab1148abbac4

  • SHA512

    6447d0973d952a9a1512cdd6c4c08b4820f61f503dd58d7ba0093730b3bac60f013d1dbdd461c6da21fbdc4194a142f070c76e3be4c5a63e5b680df74f90c4ca

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Fhr:AEwVs+0jNDY1qi/q9J

Malware Config

Signatures

  • Detects MyDoom family 11 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 30 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\3bf7f4d5bf629ef1d8aaea65dc181aa546a55f9d8b89f08f41c8ab1148abbac4.exe
    "C:\Users\Admin\AppData\Local\Temp\3bf7f4d5bf629ef1d8aaea65dc181aa546a55f9d8b89f08f41c8ab1148abbac4.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:1656
    • 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:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    925bb6122d7d95cc57eaf294f3994b89

    SHA1

    3c8968cd95082cfbd2760f65b879e8686cd8c8cb

    SHA256

    c1e41aa762b2c98143f5d9aad92fae49846488d04efe7091e5b04e241fe4409a

    SHA512

    3af67ef23c87412983868a8da9c8cb65c64a0d9f4f27aae7261073bae74253705596d0e46f7e9a6dc4fab15fb96630b8380d9565c392ee56aa6e4b116a4a1f4a

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

    Filesize

    315B

    MD5

    14b82aec966e8e370a28053db081f4e9

    SHA1

    a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

    SHA256

    202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

    SHA512

    ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

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

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\CabC51D.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarC52F.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmpC1FA.tmp

    Filesize

    29KB

    MD5

    73ae49382dd43101df3b740f34667d59

    SHA1

    cd600743efac2bce798dc0386d8bef11c8f5297e

    SHA256

    0dc7f876df5a57e7682811f3a11e0422adb939c4749a930550f9acb2d306a7c4

    SHA512

    08cc1b4bfb4dc61932a0c413a4c4f30263e73b948a44f4e471d709d140af6301bb5bc3037bb9fa7ba247782f8f9e84e9f78c111554b33bf66a5c744257c347b0

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

    Filesize

    320B

    MD5

    7ce829f391996373811f99facf389048

    SHA1

    761941e34281d136d2caa6c7142609893f5b9367

    SHA256

    ff1653120594e16b23530ff5080f206122175da51f1efbd2aec3516818e84001

    SHA512

    d977b142d483b137c474412fef6837e5986a563082842baa3214e79b7821875c6dff9c5686fc75ef817e849afa704b10ad64e2836fdecb8862d6c978b83684d1

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

    Filesize

    320B

    MD5

    56af493c5f2af5757dbc5d141fd81457

    SHA1

    57014c74543d9fbe813a7c6461102718b71f8407

    SHA256

    fcf36f24b8f60f309f8ce7ac3e9bda2e00279eef9e8a65e7820129e7a72f2f01

    SHA512

    a560762479479eb0045ca1e12ec1e03b987340e29e67e8347c52f73a5c68a01cccfaf200cfc5f425d303c5ce8327490008c377e2a49466ae6ec94d5eaa3f47c6

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1656-81-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-71-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/1656-41-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-190-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-43-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-9-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/1656-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-64-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-76-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/1656-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2900-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-84-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-72-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-191-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2900-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB