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
    21-11-2024 06:01

General

  • Target

    b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe

  • Size

    29KB

  • MD5

    fc1eac937162ef28f0992f49ca7e094c

  • SHA1

    647967032a6f824034e0a7134f673de24159cc7a

  • SHA256

    b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd

  • SHA512

    0195b7f654008f87c9f6494319c4e53bad686dbe217812695cc783a0dd21a21bb87b9ed0d291346ee8459cf8d81a6d6feb42797d7742d6ed5cc6deb0dc8e0d1d

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/qU

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 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.exe
    "C:\Users\Admin\AppData\Local\Temp\b8b00cb1512223e054dacf083ef71e6a9da98d1021eb0d5aa2cd34f159374dfd.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:2748
    • 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:2344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\40WV1DY9\search[3].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\8B420DKQ\default[1].htm

    Filesize

    315B

    MD5

    14b82aec966e8e370a28053db081f4e9

    SHA1

    a0f30ebbdb4c69947d3bd41fa63ec4929dddd649

    SHA256

    202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf

    SHA512

    ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7

  • C:\Users\Admin\AppData\Local\Temp\Cab83D9.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar8459.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp6E6C.tmp

    Filesize

    29KB

    MD5

    713a1da29fbee4575b74f1665931c82d

    SHA1

    a68e57376ccc2c2a11c9f3894b09142f1f81e6d4

    SHA256

    140296afdaa3e3684b72479aa4ee1ecf28f61dcb2c6cf6247702cd7061107b32

    SHA512

    9bf267e78bee75d7185d10f1a3ffa4de0bea14187c983bf03868354f23ae07210c74c3476d8e41e921493ff5415f8d55a4eab4c6d2d2c1492287c7df47e36ae7

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

    MD5

    d41d8cd98f00b204e9800998ecf8427e

    SHA1

    da39a3ee5e6b4b0d3255bfef95601890afd80709

    SHA256

    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

    SHA512

    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

    Filesize

    320B

    MD5

    d262ae0309f2495737771f8f73834701

    SHA1

    04931e77eb9a44732440b6bb9ac856819b542951

    SHA256

    0047a5982e3a2a8192c4c7d2deaf9942fcc3dd23933d27731070ad127e4442a5

    SHA512

    58f5f523e8ea80e1447042184cdd7ade8da0299e5f7afde265ca5f517f47d5b165feb2321445c34d5d0157d1cd0a58ea74c84e0be64f9de1dc4dd5ffb631deb5

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

    Filesize

    320B

    MD5

    0609109f7a9bd537fb2d6e9075b288b2

    SHA1

    b060d554d6dfb2256ab400880ed3c0b311d63876

    SHA256

    632d51e75459ee1fa8eb14a3ce21e7b8e1713c0660775bfc51cb7e07f1f97f67

    SHA512

    5bda6ac98541988ffac5738faf673405ec07bc064d7546c5642dd3442ef4a703cef8dcb57f143cd17477b9a96e9b91399d7885713849a9b2b723a5ee02b03884

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/2344-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-43-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-31-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-247-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-136-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-59-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-80-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-63-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-75-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2344-68-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2748-2-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-74-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-67-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-62-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-18-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2748-135-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-58-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-9-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2748-246-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-42-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-37-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2748-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB