Analysis

  • max time kernel
    117s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    22/12/2023, 03:52

General

  • Target

    5e882b13cd9f9201b23848fbff442f69.exe

  • Size

    1.1MB

  • MD5

    5e882b13cd9f9201b23848fbff442f69

  • SHA1

    e29afbab857f4d256e711f030d9aef6fa508dc71

  • SHA256

    1a7e443892523689b6c4e599d1b2350523186e7dc205b0e1d60af751d205a1ad

  • SHA512

    4e48db23df04a89d156856c1a3573c0a5626c51eb80bbc870f92ff276b7a3923d5c15f06d96ab167668bf130ed2f906bb5f901cb74bd4b596278bdb7e397f0c8

  • SSDEEP

    12288:EZG5oK3jni/3yKuvM/kuina4mIqhkfCMXWjnd9szKOhISbP19khBs3U0fqamFAMw:EYri/ijv6uXb3CGSBFlLOcJBLjoIo

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e882b13cd9f9201b23848fbff442f69.exe
    "C:\Users\Admin\AppData\Local\Temp\5e882b13cd9f9201b23848fbff442f69.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2860
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2860 -s 1824
      2⤵
        PID:1980

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    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

      988e0c0d4946de03da0140eea464787a

      SHA1

      0369eed5f0fb12a18573702ab028e79c304b2c99

      SHA256

      ed21448edc9be8f3463e55ca091a6159d03c2b596a570f625bc2f6d15e013698

      SHA512

      0b56f5c0b71a8f2e01d4ae201e5254352ef61aee8619bdaf37d379777fc07a988a051b9d472b49b55c70b272934cc56c5180ea5b0b28e6f164d2a767cbf28996

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

      Filesize

      242B

      MD5

      f5525e0283814fd8ff0b7a91eb5cfce4

      SHA1

      b5f4e24cd43b50f53de574bfd4bfc1a78d80c61e

      SHA256

      219fe5c08e34afa24aff99c089674bc9c9434de8270df90d46603b1eaaf252a0

      SHA512

      be30d0a2a677cc3e8b287a92d7651762bd229faca8f26279a4dabb4c52cdc1bee6f172900a013509ed9bebf9355dba343823f247b442c09ac707567f736d5fc4

    • C:\Users\Admin\AppData\Local\Temp\Tar1D84.tmp

      Filesize

      171KB

      MD5

      9c0c641c06238516f27941aa1166d427

      SHA1

      64cd549fb8cf014fcd9312aa7a5b023847b6c977

      SHA256

      4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

      SHA512

      936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    • memory/2860-0-0x0000000001130000-0x0000000001244000-memory.dmp

      Filesize

      1.1MB

    • memory/2860-1-0x000007FEF53E0000-0x000007FEF5DCC000-memory.dmp

      Filesize

      9.9MB

    • memory/2860-2-0x000000001B440000-0x000000001B4C0000-memory.dmp

      Filesize

      512KB

    • memory/2860-89-0x000007FEF53E0000-0x000007FEF5DCC000-memory.dmp

      Filesize

      9.9MB

    • memory/2860-90-0x000000001B440000-0x000000001B4C0000-memory.dmp

      Filesize

      512KB