Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    09-06-2024 00:50

General

  • Target

    MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105 (1).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 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious behavior: LoadsDriver 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 35 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105 (1).exe
    "C:\Users\Admin\AppData\Local\Temp\MuMuInstaller_3.1.7.0_gw-overseas12_all_1712735105 (1).exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\nemu-downloader.exe
      C:\Users\Admin\AppData\Local\Temp\7z62BF9918\nemu-downloader.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2712
      • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\ColaBoxChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z62BF9918\ColaBoxChecker.exe" checker /baseboard
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1152
      • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:936
      • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:1972
      • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe
        "C:\Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe"
        3⤵
        • Executes dropped EXE
        PID:2552
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2192

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

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

    Filesize

    230B

    MD5

    6aaa54d34c5ddd7977d1b8180113df05

    SHA1

    98859b241388b67be82f435d805449b23a7f9779

    SHA256

    9d42f276ed5e4cd8faa0a46c88a2b2d3c43dcff99ba0f03fea85d89aa2029325

    SHA512

    2b10aaccd32d60838a447ff336ccbaa6ac8d8e7899c3bd08c793b195daedbaae3d4e99399ed9b30de001855288445d8e3026c18c039db6919a500d63b200284c

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

    Filesize

    304B

    MD5

    0d200a57702a8d9e6d5dd23892606d95

    SHA1

    6e08b85a4efd375db7c861e13dd40d90ca99b0cf

    SHA256

    dfd5768139f62b2736822cb324aba22560d7d663be18dd555760b63bb8c74432

    SHA512

    fa38150b63b0972e261d88d4042b9c0c97600f4f861713deabdb6b1264cd9c10567150adedaf4bf75c44dd626daaff667bcf3469e86e7377e4f3c8d573009a08

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

    Filesize

    304B

    MD5

    7242e073b156c3c491aa87eb09eb3b8b

    SHA1

    053631aa0b55ff60dd97df0c4789058f2336ba5a

    SHA256

    f24f0f18ccd88f98cb20c201b156d176e4d141f09039840695d42ec92785dbf6

    SHA512

    f0936414deddc5e414a78b42328777ee7126d2203ea1285748a288736f79a7ecf3c9ae19c856cd5a467f0270957ca27ee22669b199bf3742e0b64fb8d5f3221c

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

    Filesize

    304B

    MD5

    3b68949018873d16b2dfe416bed16531

    SHA1

    ab7a63b3cefe0b1eb5dfc6da8434547df4956dad

    SHA256

    94fe62c434ff81fd5fa0856d3e069af1bfc5d3b1972b85f40691a435acc315f5

    SHA512

    91b2a8856fc0962de3f852a140b5b99bf10b8dd998a508d055fcc7a311a3c7d630a3f325302ad84929d6f54a874915203f8f53f6360367f31e390b3c52d80cf5

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

    Filesize

    304B

    MD5

    852651a39d81c73e60ec0c164cc6a40c

    SHA1

    91a6f48e65baa61a19ba368e7dab5872f1236b20

    SHA256

    5c9099d5d9b5089d65c5ca74352d6c425dc5cb9b70ecd160d2c7cceaab8af8cb

    SHA512

    b98200c4cab7570be59c02c62ba91330b2b6e6901ffff88e1cdc5871f78f5139cf25af9783fb7540c3d48e72d60653a0cb518b845bf4ef1017646f9004b9886f

  • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\ColaBoxChecker.exe

    Filesize

    4.0MB

    MD5

    839708e3f96cf055436fa08d6205263c

    SHA1

    a4579f8cb6b80fe3fd50099794f63eb51be3292f

    SHA256

    1373c5d006a5dbcd9b86cfff9a37616f1245d1333c4adcefc7cd18926b98d752

    SHA512

    ece67e031e06a0442d935e7d81d0eed57ae92b348b5d104423577478ce226e4a4bde834c54e31d33bfe6f574fb7798ba96886d9e8edb738edee6e7c9c43054cd

  • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\baseboard

    Filesize

    112B

    MD5

    798c1e347b79262e864fffa7d93be14a

    SHA1

    4ea6fc2fafb427c6dc3ac3aaa6e3019a5474e9c4

    SHA256

    157ded1bfdc04cedbfc49e5c07ab81532665bb1c3fc8c3e2e968ea35959341f7

    SHA512

    d9a32555b9f668a6820684722e1c21cbb7812c7e9273a6ee7b4d1e9edf4be8d85de24d703dfd37fb1cad0b0be9aaf4a98fc005017be02d46dc190f26df6a4ac5

  • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\config.ini

    Filesize

    346B

    MD5

    d00fb4c61a255b58ff09886c6c72461b

    SHA1

    4e4f7d7ae36f67a4d6fc8479f8400b3eb769e978

    SHA256

    77dec4d79e1e844a2156f101defc0fc81c138a989e8ba1c722c58feb91b3cd4a

    SHA512

    8494ab9fe0594f3ff7b0893ca3e25d6d0a706e546e92c5b662aa864affcefe5f9721a6a95f37f40cdacf39d27a23e2b3cd5dbca4d7b8909cd7c186209d4b46db

  • C:\Users\Admin\AppData\Local\Temp\7z62BF9918\skin.zip

    Filesize

    509KB

    MD5

    ecb43530caf9566c1b76d5af8d2097f1

    SHA1

    34562ada66cd1501fcb7411a1e1d86729fd7fdc0

    SHA256

    a12381f97aee2d91568f44b23e866ccc99f0ae5e5961f318ed24b72f4f5da80a

    SHA512

    4a243c0bc4dbaf892bee91ea7eff9e6a7732d3aa2df5bebd9a4bea2859a30a8511945ce3bb823f7ef921f2e1a98906fb676fce85f25fd5908646b3a2f5d02563

  • C:\Users\Admin\AppData\Local\Temp\Cab15B4.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar16B5.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • \Users\Admin\AppData\Local\Temp\7z62BF9918\HyperVChecker.exe

    Filesize

    117KB

    MD5

    dbd84c6083e4badf4741d95ba3c9b5f8

    SHA1

    4a555adf8e0459bfd1145d9bd8d91b3fff94aad0

    SHA256

    9ff467bc5a1c377102d25da9fa9c24dcc4375f456510f71584f0714fdfb2af39

    SHA512

    fb5fe74f64254609e07d6642acf904562bb905cd7c14c6f85ba31bcdbaf06686c0586609ec4f5d2f8f55ff90334dcbb774a3a6e78df74bf1b1d0cd03dec21870

  • \Users\Admin\AppData\Local\Temp\7z62BF9918\nemu-downloader.exe

    Filesize

    3.2MB

    MD5

    cdf8047ceae80d9cd9eb798a57bf6084

    SHA1

    8e7971401fada3099aed61849745fda37e1c0d32

    SHA256

    1f01a9abac64fae72e0a253ad9ffe2d62cd2967c1c2bc90fb956ac446fe2b11e

    SHA512

    ac366f38f39b935110192d1355147392ced5a21966cc22386804356dce24b2da7971a6a60d675689f93d74014d961bfb3b0c13cf06809b9f9feef580045e20dc

  • memory/2192-296-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2192-297-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB