Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 11:37

General

  • Target

    6b58303b48e88f3f31a2129938c64ff0.exe

  • Size

    250KB

  • MD5

    6b58303b48e88f3f31a2129938c64ff0

  • SHA1

    ebd2bf1ce037de4320278761554d63b45470db0a

  • SHA256

    ea111b16ad84502b786160543593742ad049299c4e34448f7c3f1dec80590b78

  • SHA512

    a818953ff659e40bf8406697b070f454bbbd755405dcbbaeeb3bb95dde9ad8248e0f1b6b6c3f9d720f99ad1b7e69fe67d8f8e2468ce23b499c1d9ba85b4e5c11

  • SSDEEP

    6144:wde2F+LhhT8gn7KO+MON9r9ispyRrZ2TZZvM:l2ELLR+b9r9iYhvM

Malware Config

Signatures

  • 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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6b58303b48e88f3f31a2129938c64ff0.exe
    "C:\Users\Admin\AppData\Local\Temp\6b58303b48e88f3f31a2129938c64ff0.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2056
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2056 -s 1348
      2⤵
        PID:2648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp9964.tmp

      Filesize

      114KB

      MD5

      80cf55fa1c748482b5579e8ec63cee62

      SHA1

      5ea96c0b234f1e2ba432e893565e9e594b4f97d1

      SHA256

      c4cf2bb7077978d1bf5775e5d7f8a514d4ed1603e07949fc12dd1a0fc14fa70a

      SHA512

      66abceb9549485bea0e0323125807817bd71b06c44d3d380541d6cc9ce3c942c5b37ee0e46595a21ab4112558c1a0d8e9820ee4d5f63e3cf27975d41f2324783

    • C:\Users\Admin\AppData\Local\Temp\tmp99A6.tmp

      Filesize

      46KB

      MD5

      02d2c46697e3714e49f46b680b9a6b83

      SHA1

      84f98b56d49f01e9b6b76a4e21accf64fd319140

      SHA256

      522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

      SHA512

      60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

    • C:\Users\Admin\AppData\Local\Temp\tmp9A09.tmp

      Filesize

      92KB

      MD5

      c5ab22deca134f4344148b20687651f4

      SHA1

      c36513b27480dc2d134cefb29a44510a00ec988d

      SHA256

      1e9bd8064ca87d8441e2702005ef8df9a3647d5542740737abb8a70be7ec9512

      SHA512

      550f45132525e967d749106b9d3b114d17b066967527bfd5c66613d61b6f3995f87b0f3c09def19eed14b5b757f2501645b5103505d126f1dd66994f50e1257e

    • memory/2056-0-0x00000000000C0000-0x0000000000106000-memory.dmp

      Filesize

      280KB

    • memory/2056-1-0x000007FEF5990000-0x000007FEF637C000-memory.dmp

      Filesize

      9.9MB

    • memory/2056-2-0x0000000000230000-0x0000000000280000-memory.dmp

      Filesize

      320KB

    • memory/2056-5-0x0000000000550000-0x00000000005D0000-memory.dmp

      Filesize

      512KB

    • memory/2056-112-0x000007FEF5990000-0x000007FEF637C000-memory.dmp

      Filesize

      9.9MB

    • memory/2056-113-0x0000000000550000-0x00000000005D0000-memory.dmp

      Filesize

      512KB