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
    08-12-2024 04:47

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 10 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\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:2308
    • 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:1440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    67b1e16578b1f33680d328483f9058bf

    SHA1

    88f79ed0bdc0fdab2cdf410819d6a67db71a88c8

    SHA256

    cd12dacfc15f81b29582f8c3473431f921f1369f48b465d6ec709590efbd25b6

    SHA512

    2422ffbc8aa0a719e8f32a293430b5cc2e401dce642fee0924364f1949eb3ba9d70b21887418b00055635dca404a8ffb300b948f322f0cb95e614d239dc839d0

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

    Filesize

    342B

    MD5

    50e907ca952179c02dc05425f60b4475

    SHA1

    a0ee09bc6af4116eabd7d0aba70ff94e75b49269

    SHA256

    8a2ff534eac0681f0bf041d36ea6f7bdcac3e4430f8473f23497ef70e9dd363e

    SHA512

    d3deb9d01a165ee4686934b508dc0b120d5b625890b8ba5905fbfd5d1a397fda60bc0f29d67f23946a8ff66bd1a5f9e44fb017bbc71b457e829d67c6babc5dd6

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7CNUR30T\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\D6V88JEY\default[1].htm

    Filesize

    308B

    MD5

    ccfe63b884fe4225fa33f618a54ce37a

    SHA1

    bbb0778c1597eafe7fb9c5c65412f8ab04b2e311

    SHA256

    f7dd5bab49466a4cdb6a7f5a0e07a158f7a1567bd809ed745812469775b33112

    SHA512

    858f345503c89ba075b374764145fba5b1a9d3440d1628edeab0a3e02cc7cbfbe1119c20747026e69d630ed262d3c91c5073ef06823cf727dfcb11605c7c5ff8

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M4TQDAHL\default[1].htm

    Filesize

    305B

    MD5

    157431349a057954f4227efc1383ecad

    SHA1

    69ccc939e6b36aa1fabb96ad999540a5ab118c48

    SHA256

    8553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac

    SHA512

    6405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284

  • C:\Users\Admin\AppData\Local\Temp\CabBFC1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarC080.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\n5sBnguk.log

    Filesize

    320B

    MD5

    b35e5a5b66dc51d3a695406bfb53d2fc

    SHA1

    aa64db861fa614e9b5b50598e92b789903e79792

    SHA256

    4253a545fb6e74a60690de70d40ec1a7706869d95067de45eb9048682e1d3e7d

    SHA512

    b2e9454336f3b266c23c45d46fee18f0d5c1b943fef1415e0e7f18112c2099592f7c0c8fe722170ab812406d22795c92182ad256f222b820d4d5f725b71c935a

  • C:\Users\Admin\AppData\Local\Temp\tmpB82B.tmp

    Filesize

    29KB

    MD5

    a20d8674e0561fc51e277bc402a5158e

    SHA1

    b18ad5c32fd5aacdaf296a0fb0165e3f0e5bd367

    SHA256

    9cd42ebfca5c1515f1eef109d0bb92e97554cff253e2aa41c3dfc26219bed26d

    SHA512

    2829aeb1082cb39c9355df1c5d01a84ff1e31c2b72b41c712cd7b2a623dab8e4208dfa01654643db7acd98cfe5acedb5b453ea13346977f9fd55f721dc3f9538

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

    Filesize

    352B

    MD5

    8edbbe7602dd0ad530d944559418b46c

    SHA1

    64fd26a5ad518617a0e39d6d374aeaa85014826e

    SHA256

    234965f48c8e9f81d7f158ffdd86dfcf597d2e82b88522a216fc0a4d625f5aae

    SHA512

    6672debecbdbaa5e1e998104532a2e507d762b1b0be0646aeaab9ef31699e37e07fe2a98b2ca1edf4d5927648e9db40b53215408161093771f62eb9fb9d4d327

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

    Filesize

    352B

    MD5

    13fc4f941bd02bc2b0a7e3d69dad9b82

    SHA1

    64411c52df06199ef4a7dec3ec29e6db12acd070

    SHA256

    d103f80be9a368b244b8847f288c8fee78dce4a52fcc00e4a46c0aa6937d2184

    SHA512

    61a1bdb0605eeddda94e8aa3d866a1f940284d05584cf700c34022827b6a2d311eb2445fb46815086c54f9e309f57838f23b08aece37257c675d598fcc59e176

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1440-22-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-75-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-87-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-63-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-34-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-65-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-246-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-70-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-325-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-27-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1440-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2308-62-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-86-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-81-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-38-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-18-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2308-17-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-69-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-9-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2308-10-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2308-245-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-64-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-324-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/2308-19-0x0000000000230000-0x0000000000238000-memory.dmp

    Filesize

    32KB

  • memory/2308-76-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB