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Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/03/2024, 16:11

General

  • Target

    bc3cc5686f894e5ff370ab7f2250b072.exe

  • Size

    418KB

  • MD5

    bc3cc5686f894e5ff370ab7f2250b072

  • SHA1

    e316b0bb86d59d7a710f2c17ecf07c1cd612c679

  • SHA256

    f0127f113d98ed2a5247ba768749586277221c4cc17047ec1faef2452f6b5306

  • SHA512

    362ce1b7de4b664777b8d0ea63c8f3abc6e578e4be097906739b5529ee108000b15c199b5e0697061dd1ae687b31e300bb9fad6392dac69684987c6d20667695

  • SSDEEP

    12288:UJ1BIyL8J/vvFVtcOOc3G/NdWxCS3G4EnaT9jgiy:ULk/ZSWxCS24EnaTJg

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bc3cc5686f894e5ff370ab7f2250b072.exe
    "C:\Users\Admin\AppData\Local\Temp\bc3cc5686f894e5ff370ab7f2250b072.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

    Filesize

    344B

    MD5

    e1ae5f4987ce3444e6585c64c593a158

    SHA1

    8bc439f7eda08f043b8668d424ee640c0cd30ac9

    SHA256

    801ecf035a68dd4f8ee76b25f830ccb391a1dfa9d19685bed7c4992d5e7fe649

    SHA512

    19b53506e151813c60398a1f9d701cde513ab8af3851a5c77432f3b0485464541cc1f3ea592b7a28d8e2ef6b994c85a1bab3ccf2e4ece4a87c654e488fa9fe65

  • C:\Users\Admin\AppData\Local\Temp\Cab1AD3.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar1C21.tmp

    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • \ProgramData\Microsoft Network\System.exe

    Filesize

    418KB

    MD5

    bc3cc5686f894e5ff370ab7f2250b072

    SHA1

    e316b0bb86d59d7a710f2c17ecf07c1cd612c679

    SHA256

    f0127f113d98ed2a5247ba768749586277221c4cc17047ec1faef2452f6b5306

    SHA512

    362ce1b7de4b664777b8d0ea63c8f3abc6e578e4be097906739b5529ee108000b15c199b5e0697061dd1ae687b31e300bb9fad6392dac69684987c6d20667695