Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03-02-2024 02:49

General

  • Target

    8b3419852524534817c7a38d8b64a599.exe

  • Size

    1.4MB

  • MD5

    8b3419852524534817c7a38d8b64a599

  • SHA1

    eb9a60cc48452182c6da3fa9b995f4361af4737b

  • SHA256

    e6c104ae73204e9133bd65be90bb55869801076971d0b99c64a0c261574fa2f1

  • SHA512

    c4ad198f3cbace842af1f9686f9761964b50f9a7be77b873c11c24d1b9bd57d4ca03a8a4519ce52b30e913475a0fc6d58dee7e54b1c3693dea69029cde0346ea

  • SSDEEP

    24576:LjmZxpT2xecnFAaeHrTM+zNyReyAN4/FDsSl3qJbZ9GgtS/Zj8AXsH9PC6Nz:eZxp1cFA3rY+hykedwYqJygtS/R8AXc1

Malware Config

Signatures

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up geolocation information via web service

    Uses a legitimate geolocation service to find the infected system's geolocation info.

  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8b3419852524534817c7a38d8b64a599.exe
    "C:\Users\Admin\AppData\Local\Temp\8b3419852524534817c7a38d8b64a599.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1192

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

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

    Filesize

    344B

    MD5

    1a25403a7e64333bd5975782d201acc1

    SHA1

    5622234b832f28d3443182c1da9fe589219f7032

    SHA256

    6f942d9b71542272aefa74db4e6136bf84f92830bc4bde174a64bb557aa5b210

    SHA512

    a2cf181e2fdb2d4a9094a0e12efc46d09a60c2a753f9a755013a1cda00d88855b0d4f0f15ac6c1bb76622c880d42f9495e8426820f46264f1a4de6aa41379fd2

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    17632e95bac6f47c44bf961f56cd8e42

    SHA1

    c7a3d62ddeb0d0ceb7d806456805e7a4af270b40

    SHA256

    f95f99a7926f8283ea155f0da4fdfb07bc7a09ca0764c138f09e831979185bea

    SHA512

    c65993c7a831b63f8ee97780f6e51d04ecd1db6d3622095a96c5ea057e2d7580b347e5b4dd5b0fb77606c545dcc76fc39bf263061c65c0e69ea8c5176b47f5e1

  • C:\Users\Admin\AppData\Local\Temp\Tar1AA7.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06