Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27-04-2024 18:05

General

  • Target

    MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe

  • Size

    5.3MB

  • MD5

    fbd9ad001bb2719f574c0705c5de05fb

  • SHA1

    d07e77a490ad677935ac8213b88237e94440e791

  • SHA256

    f0031f9d7f25d4d29581879f62565a5a565995899adc60213f9e218147c78593

  • SHA512

    5724e3f858ae7ea92ba4ce325f3f8f4b90ecc6d7c19476e2888c4b09f0913463191b977f71314300918cceb0a6ae0b80e29d3c70891e8aeb9314da233a929e96

  • SSDEEP

    98304:oeZOuRuvqAgef1ndGaX6tJJQv2FKA75OpVclc02vDRZTEB:1ZOPNdo3u0jc02vVZoB

Score
4/10

Malware Config

Signatures

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 14 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 2 IoCs
  • Suspicious behavior: LoadsDriver 4 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe
    "C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\nemu-downloader.exe
      C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\nemu-downloader.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\ColaBoxChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\ColaBoxChecker.exe" checker /baseboard
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:688
      • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:352
      • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:2204
      • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\070E0202839D9D67350CD2613E78E416

    Filesize

    1KB

    MD5

    55540a230bdab55187a841cfe1aa1545

    SHA1

    363e4734f757bdeb89868efe94907774a327695e

    SHA256

    d73494e3446b02167573b3cde3ae1c8584ac26e15e45ac3ec0326708425d90fb

    SHA512

    c899cb1d31d3214fd9dc8626a55e40580d3b2224bf34310c2abd85d0f63e2dedaeae57832f048c2f500cb2cbf83683fcb14139af3f0b5251606076cdb4689c54

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

    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

    Filesize

    344B

    MD5

    6be1130f21c597bf141b760e1d01a093

    SHA1

    86a7692b114cfeaaa88660b86c741392222a65e0

    SHA256

    9b63d4e19c15a1c7602f95f5528150af85474199211f62c3273ddc07b9a84486

    SHA512

    7bcd2a40597b1ca90e7bc59e0276b20ff90bd36801c4d630b7d5bd7d10c471bd5c37f47e6de2ec99976ba376060429cc483b08c9d4b549ef77764cb0858a9668

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

    Filesize

    344B

    MD5

    52e7642abcce884353353d1b440d1fc2

    SHA1

    3ffdc5262f9b513c27e9c72b7f8701ce6b54f83d

    SHA256

    22e459acca4f360f0d956e160c5f24eeb787beacadc7dcbf3a36aed1415cee77

    SHA512

    43aaf62213713649244453b352f37e3aa352946c067843a3614f53f13b42b86c85029e468ee6272d03bb94cc9f5a90e9b55264453943eb4adeef21095c39f7f4

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

    Filesize

    344B

    MD5

    c0edc8e98cafbf6bdf7453d49bf2b4ed

    SHA1

    330ca9230f35ef8dee49f461cdc2a70a694bda0b

    SHA256

    ee445c6196d89de6cef659647096faf4d53b29e5b691d89328db7b264414ff7e

    SHA512

    865f503835c979b36e32cf0ef6e3ff376d442b1151515c4d9827c956bfd83b01b8288df4f628c78898294142d6dc86c352c1476dda183f624c7b8bd7eb1bf4c6

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

    Filesize

    344B

    MD5

    95ccda4ff8957b3fc6dedd7b92a0686f

    SHA1

    f5a3472434c5fcc274a5147ae0ce873ba97dced1

    SHA256

    dc66886d7db35c292a97f46ef5cafe46794032cf4fcc102fe9423d99528f892d

    SHA512

    d1efcc2a007c8a76650ef08379ec36e618ac217cabe1107274ba4eff01834bf563cad2166553284cdcf6878397724c46ac84543cd30b47a9d591a4a13ce79b83

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

    Filesize

    344B

    MD5

    27d54063d4e5133cce4f283445c63795

    SHA1

    3acc9554880cee4c6bb35e63df4d446e73e1d7de

    SHA256

    b5138e3b8f5a1427558bee982616acf6989f3ccf610658967e889c3655c3acb0

    SHA512

    f272c9aced6b3ab47714b29484e3a17bdf4ca68dc2dc4095515f870b920fb5b91f8a55694d0515aaf8c9295b6120ec7bf037ba5779d11918964e8787cb0abbbc

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\ColaBoxChecker.exe

    Filesize

    4.0MB

    MD5

    839708e3f96cf055436fa08d6205263c

    SHA1

    a4579f8cb6b80fe3fd50099794f63eb51be3292f

    SHA256

    1373c5d006a5dbcd9b86cfff9a37616f1245d1333c4adcefc7cd18926b98d752

    SHA512

    ece67e031e06a0442d935e7d81d0eed57ae92b348b5d104423577478ce226e4a4bde834c54e31d33bfe6f574fb7798ba96886d9e8edb738edee6e7c9c43054cd

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\HyperVChecker.exe

    Filesize

    117KB

    MD5

    dbd84c6083e4badf4741d95ba3c9b5f8

    SHA1

    4a555adf8e0459bfd1145d9bd8d91b3fff94aad0

    SHA256

    9ff467bc5a1c377102d25da9fa9c24dcc4375f456510f71584f0714fdfb2af39

    SHA512

    fb5fe74f64254609e07d6642acf904562bb905cd7c14c6f85ba31bcdbaf06686c0586609ec4f5d2f8f55ff90334dcbb774a3a6e78df74bf1b1d0cd03dec21870

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\baseboard

    Filesize

    114B

    MD5

    9b5939b43e2067c7e2be4906530c0338

    SHA1

    70c4c5389149bd078089b7d0e1b175180d7791cf

    SHA256

    1fd3789ff2cf7ffe361086c5bab09db85b3b7774449645e691b5914b2a890513

    SHA512

    ff72872ea40113da0804f99d9a66787c358a860591e17f3be09e4f051a687827a552dc4fefbdbe95244cd067c4c7908a0c3f7f5da96cab099903a833230f57e4

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\config.ini

    Filesize

    346B

    MD5

    d00fb4c61a255b58ff09886c6c72461b

    SHA1

    4e4f7d7ae36f67a4d6fc8479f8400b3eb769e978

    SHA256

    77dec4d79e1e844a2156f101defc0fc81c138a989e8ba1c722c58feb91b3cd4a

    SHA512

    8494ab9fe0594f3ff7b0893ca3e25d6d0a706e546e92c5b662aa864affcefe5f9721a6a95f37f40cdacf39d27a23e2b3cd5dbca4d7b8909cd7c186209d4b46db

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\nemu-downloader.exe

    Filesize

    3.2MB

    MD5

    cdf8047ceae80d9cd9eb798a57bf6084

    SHA1

    8e7971401fada3099aed61849745fda37e1c0d32

    SHA256

    1f01a9abac64fae72e0a253ad9ffe2d62cd2967c1c2bc90fb956ac446fe2b11e

    SHA512

    ac366f38f39b935110192d1355147392ced5a21966cc22386804356dce24b2da7971a6a60d675689f93d74014d961bfb3b0c13cf06809b9f9feef580045e20dc

  • C:\Users\Admin\AppData\Local\Temp\7z601FA8F8\skin.zip

    Filesize

    509KB

    MD5

    ecb43530caf9566c1b76d5af8d2097f1

    SHA1

    34562ada66cd1501fcb7411a1e1d86729fd7fdc0

    SHA256

    a12381f97aee2d91568f44b23e866ccc99f0ae5e5961f318ed24b72f4f5da80a

    SHA512

    4a243c0bc4dbaf892bee91ea7eff9e6a7732d3aa2df5bebd9a4bea2859a30a8511945ce3bb823f7ef921f2e1a98906fb676fce85f25fd5908646b3a2f5d02563

  • C:\Users\Admin\AppData\Local\Temp\Cab26D4.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar27E4.tmp

    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a