Analysis

  • max time kernel
    100s
  • max time network
    103s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2023 00:22

General

  • Target

    MBSetup.exe

  • Size

    2.5MB

  • MD5

    2934dc1e4c95c9c6a9acaad0871af226

  • SHA1

    91cfc4e82bb2fbdccc8c6191f5ac37f9a5257aaa

  • SHA256

    90750197384e4ed5add4587135f91b2e22a6898906e642b1a4953d5131d92af9

  • SHA512

    bce2a73ef06f1284d00313551e2c57e4f7576b27b6c1e6d7bb27bd4597b8c37de8004e9f325c9bad252763173f03af20e4cd4a4d12089b328bc85775eba5c689

  • SSDEEP

    49152:Xe//Bxd1CRAm14cr76YWf0wLZN2DxiIq2dWKsf6vHx:O/iRAm1Lr7utWRq2oQ

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Drops file in Drivers directory 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MBSetup.exe
    "C:\Users\Admin\AppData\Local\Temp\MBSetup.exe"
    1⤵
    • Drops file in Drivers directory
    • Checks BIOS information in registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    PID:1820
  • C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe
    "C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe"
    1⤵
    • Drops file in Program Files directory
    • Executes dropped EXE
    PID:1616

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe

    Filesize

    8.7MB

    MD5

    f030f4622a8ebc67a726c1fbc55a48d5

    SHA1

    33a740c08b971ce580f7fa507b9d6987d11ddac8

    SHA256

    ee8eae908edc5b8af0c3bccbd0be761c36663e27252f14a41e9bb6f38b6fb873

    SHA512

    128a84f84898c36e059216a541e0a23c3d2b9da6223549f140d6794eabb7300fc426bb3786a1a68048cb5915ced11324cf544c9558c8d9a746939dc1baaf6db8

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

    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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

    Filesize

    344B

    MD5

    9629ceb90697ddb3fa84925f228df511

    SHA1

    2806d4220a389048f32f079709890a5a640dee93

    SHA256

    ddd27c61b1a490dae4f7415e72323060ae8ea2a130d0b9b23400a92a1bba9c09

    SHA512

    cfc8c2b29ec1c62400a63697b9c0307982cdee15564ee544395857c181aefa579d6494b039d784c3d071d6306dafe21989bad0673e328d16b855ff2615ab52c9

  • C:\Users\Admin\AppData\Local\Temp\Tar90D.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • \Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe

    Filesize

    8.7MB

    MD5

    f030f4622a8ebc67a726c1fbc55a48d5

    SHA1

    33a740c08b971ce580f7fa507b9d6987d11ddac8

    SHA256

    ee8eae908edc5b8af0c3bccbd0be761c36663e27252f14a41e9bb6f38b6fb873

    SHA512

    128a84f84898c36e059216a541e0a23c3d2b9da6223549f140d6794eabb7300fc426bb3786a1a68048cb5915ced11324cf544c9558c8d9a746939dc1baaf6db8

  • memory/1820-192-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB

  • memory/1820-193-0x0000000000340000-0x0000000000341000-memory.dmp

    Filesize

    4KB