Analysis

  • max time kernel
    66s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25/12/2023, 23:05

General

  • Target

    4221985218b9b82f6d71d3a44d4c75c4.exe

  • Size

    3.6MB

  • MD5

    4221985218b9b82f6d71d3a44d4c75c4

  • SHA1

    80a6008350af9ba2923cc08a58bae867d4b2d081

  • SHA256

    0096e8a3f0d0a2f1e4397bf726e5518974288810ad191fbd6a276e843988bd85

  • SHA512

    2cee327084f26569e8bbfbaa2fa0ab5d9881ccfccee00d8426c49ec85d5231c6fe55a2993f9bbc1011668f9146b31d16b9f52f57e88b0331b11d2e8ee6f5b570

  • SSDEEP

    98304:u1vqjfSwkHQHaHgYziyGbpvMLuU5lFevYG/wbX7Jyz9gbi:uVqgHOVvqLz5lAvYwCYKbi

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 63 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.34wg.com
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1684
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1684 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2676
  • C:\Program Files\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://www.baiasp.com
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3004 CREDAT:275457 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2568
  • C:\Program Files (x86)\Intern~1\iexplore.exe
    "C:\Program Files (x86)\Intern~1\iexplore.exe" http://www.34wg.com
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1092
  • C:\Program Files (x86)\Intern~1\iexplore.exe
    "C:\Program Files (x86)\Intern~1\iexplore.exe" http://www.baiasp.com
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
  • C:\Users\Admin\AppData\Local\Temp\4221985218b9b82f6d71d3a44d4c75c4.exe
    "C:\Users\Admin\AppData\Local\Temp\4221985218b9b82f6d71d3a44d4c75c4.exe"
    1⤵
    • Enumerates connected drives
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3C428B1A3E5F57D887EC4B864FAC5DCC

    Filesize

    914B

    MD5

    e4a68ac854ac5242460afd72481b2a44

    SHA1

    df3c24f9bfd666761b268073fe06d1cc8d4f82a4

    SHA256

    cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f

    SHA512

    5622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5

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

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC

    Filesize

    252B

    MD5

    b5016c193c961bb5341875f54da7c8c4

    SHA1

    3c37838fdd738fc4f4305308f877bddbd81801a5

    SHA256

    869db3c6e451c7f6c4daadc092935434fc9925dd2a9082825033a50858ac2265

    SHA512

    08cf9f01ad2313f6a9c2d77c078693bbd220877bc7e2741e3d5010d42b90448bc92c2f539309d48e2a7c58c310f81eff3852ef7e89e47a04913303c2309426f8

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    80078d7ce0d2f7c8e4c4c4175d3b4cb8

    SHA1

    53403b58ded9572329ea709ec3199cb8ae9f7c21

    SHA256

    f87648eabe30286a5452c5f6b1d19acd9454d1849bec77b848185058b80c334e

    SHA512

    9175072207ed5eab40e64fc6d2164cec58d5fb7cf66382d69a7f9496587fcac8bea8533556189f0f6210770e500f7afcc950d85d1946287ab18aa08c68c9ea04

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    f4c9bf463fc6f5086d99a502c841e786

    SHA1

    60971e0dea53f12dc0d7c5624c14344d1be3c428

    SHA256

    dc3cccbb0df6f58d4a5353b9750e2980e5c6ddaea4aa4fca5346eaf50345e256

    SHA512

    d3c80d03c566ca357f8a430366e1f649a89519631453255f4f9b537688e061cd1a927d92cd7c6cae55168f6cfff0b8fe4ad64864b7ef0261ab538bcd83e88130

  • C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

    Filesize

    4KB

    MD5

    da597791be3b6e732f0bc8b20e38ee62

    SHA1

    1125c45d285c360542027d7554a5c442288974de

    SHA256

    5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

    SHA512

    d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB6ABCD1-A444-11EE-A497-46361BFF2467}.dat

    Filesize

    5KB

    MD5

    1ff938e19e843371643255f0c3b2d005

    SHA1

    5e951508d6b6657f43fd52ca30e4927121269882

    SHA256

    2938cf193aca3ebe83ad32a134b9602e24f494687ee155990f86ea726ddac0d8

    SHA512

    d2dbb603b857dd73a68b5c97ca4abce0b1e48a625dac47c7a661ba0ab3b7ab0456a2dce1e712c189679496ac4f367ad2184920d2598f35a0dd5f26361e8379bc

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB6AE3E1-A444-11EE-A497-46361BFF2467}.dat

    Filesize

    5KB

    MD5

    8be7d25da5b6d11aaeac5252ddd2956d

    SHA1

    9db9ac86466cd6fe0ef9a65fd261d3b2b1feb27c

    SHA256

    55db10627e1ea127e762b7175f93c4b6650c408570318c7a4c75d5e4ac1bebdb

    SHA512

    fa5e7a9b8d671ba9a67dda50c67161e718dcd578d2baa437230d24530c145e754eac51197c85f0b264264e3bd331c726db3d3d319d6f1b5156b7f66022ccafc1

  • C:\Users\Admin\AppData\Local\Temp\Tar3BFD.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • memory/2548-0-0x0000000000400000-0x00000000004B1000-memory.dmp

    Filesize

    708KB