Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/01/2024, 05:13

General

  • Target

    7efaa96e1687f16a9cd4177cec17ff04.exe

  • Size

    418KB

  • MD5

    7efaa96e1687f16a9cd4177cec17ff04

  • SHA1

    2ee507d3dc40af953ceb88b22267de269299d125

  • SHA256

    378d58648d1fbb855b8734f5daa02b0d0abab324a3a7f3797f75528c209c1c99

  • SHA512

    7e94e75da04be213f59261d4383dcaffda560dbaf2244fa459c886bb4cc0cfd6e419135f393b9920dc83f01def8f74e2b219d21e159a0548c2fdb1a89d0b66aa

  • 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\7efaa96e1687f16a9cd4177cec17ff04.exe
    "C:\Users\Admin\AppData\Local\Temp\7efaa96e1687f16a9cd4177cec17ff04.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:1436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    344B

    MD5

    390bdeb995470f0f42cf7138c64e86fd

    SHA1

    15791c55d49f35fa4cb6187d38144abd6fd0dfaa

    SHA256

    3e178686eca1c8c1b34448381707f085343291ce0dcf0e4cdc2d18a0600acee7

    SHA512

    e5c160db0e18b9440d82246d13455befad690de784c398270f8bbfea465f1f4733458284ef25d0c58e26adaba0e066541732d80c2864d7b77ce4a0f91c1c7488

  • C:\Users\Admin\AppData\Local\Temp\Cab3DCD.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar3E7C.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \ProgramData\Microsoft Network\System.exe

    Filesize

    418KB

    MD5

    7efaa96e1687f16a9cd4177cec17ff04

    SHA1

    2ee507d3dc40af953ceb88b22267de269299d125

    SHA256

    378d58648d1fbb855b8734f5daa02b0d0abab324a3a7f3797f75528c209c1c99

    SHA512

    7e94e75da04be213f59261d4383dcaffda560dbaf2244fa459c886bb4cc0cfd6e419135f393b9920dc83f01def8f74e2b219d21e159a0548c2fdb1a89d0b66aa