Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-07-2024 21:04

General

  • Target

    06514a3acdf6ab309c6e68893ba25fa0.exe

  • Size

    26KB

  • MD5

    06514a3acdf6ab309c6e68893ba25fa0

  • SHA1

    1ef41999d9068d18d1c4b5eab4401dd9e60d2290

  • SHA256

    240a68a3769c26b937b00282d517ddebc3c25a3b0e0953cda82cb50ad2759f4b

  • SHA512

    f96df79c84228f33f1d54f18a387c2c84e99acd9ff432ca12c123fad6e377ddaf3ea86c991ac6549821556eb55a3935e69631cb64613b09668f8ecd7581b4ac3

  • SSDEEP

    384:tJYXyluv8pC5bXrL4lqn65+h7iQroC9CE5CyjbkmZpiVtO:TYikv8p2rL4i6sh7iQroCHFbk2iO

Score
7/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06514a3acdf6ab309c6e68893ba25fa0.exe
    "C:\Users\Admin\AppData\Local\Temp\06514a3acdf6ab309c6e68893ba25fa0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe
      "C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    Filesize

    342B

    MD5

    f3d43e4f60c0f423d10d2a8508881507

    SHA1

    7d4dc2f3d8fbee4a3617c253ac50bd529b5c111a

    SHA256

    75f2b20bdd9020341cc4181eea154a3dddbc7b2d46898d7a99817ffe637aa0cb

    SHA512

    71002b5250f5f50bc2f73d8150a684810a1002e6db6a9bb5743d62e147991cf9277e8a8726eb7f942eae17fe4fe065cc09e255e11af21349a732caccd763cc0e

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

    Filesize

    342B

    MD5

    a8b8e82b9e0f6c607bbb92e4f4c936b7

    SHA1

    48bb3676cff8ce039e9c6ca577a6005d56e253d4

    SHA256

    d1b771abf9466e1508ed7e1dc85976cf0325508c738ea3ff874696046c38ebaf

    SHA512

    567e8efdcf4769737c48e85288b713f491e344b2cdacad36a376d658f05701c5b272cec7fb84423b3165b515de10faaa89d0d6e2a78f60b619adb6e8612b5447

  • C:\Users\Admin\AppData\Local\Temp\Cab1E1D.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar1F2D.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\bkgrnd.exe

    Filesize

    26KB

    MD5

    7b73667e07546c9722b41d5932c1ecfd

    SHA1

    71cb04dc2e922f60f8a936f21080fdff5ec86b5c

    SHA256

    e3ccfcb65f3712b3cf73af60d2274f7805b47beaf344bc6b16becf6b8da8f413

    SHA512

    977b60c6c07965a2368d6f68e7d664f2466500cc451b6f242967c87e9d7c29a355c224d7cd05618c5d01c770ec8fe2b014a5079854a14c5592aa3fbef8df7e65

  • memory/2732-0-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2732-1-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB

  • memory/2732-2-0x0000000004000000-0x0000000004006000-memory.dmp

    Filesize

    24KB

  • memory/2732-7-0x0000000002790000-0x000000000279E000-memory.dmp

    Filesize

    56KB

  • memory/2732-11-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2912-15-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB