Analysis

  • max time kernel
    90s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    24-05-2022 08:32

General

  • Target

    6bec6567b548e88bb2d3c6c5a5b6c6e3.exe

  • Size

    413KB

  • MD5

    6bec6567b548e88bb2d3c6c5a5b6c6e3

  • SHA1

    3a1ecd0376d9fe226be03aac878480d1843145e0

  • SHA256

    b9e0c8e042db79dc1fccc2f56905f637b89fd12fb2f29d5aa0bde9c6cd201ed4

  • SHA512

    83fa72c29c71ef8caad41ab3698507199a264e51347112bdce1bd7d6d0426090d519bd4f965745893d495ee093277593d438db1cb0daabb0b1e3cc0fbe488a9b

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6bec6567b548e88bb2d3c6c5a5b6c6e3.exe
    "C:\Users\Admin\AppData\Local\Temp\6bec6567b548e88bb2d3c6c5a5b6c6e3.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 1404
      2⤵
      • Program crash
      PID:5036
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2496 -ip 2496
    1⤵
      PID:4184

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2496-130-0x0000000000C68000-0x0000000000C94000-memory.dmp
      Filesize

      176KB

    • memory/2496-131-0x0000000000BD0000-0x0000000000C0A000-memory.dmp
      Filesize

      232KB

    • memory/2496-132-0x0000000000400000-0x0000000000930000-memory.dmp
      Filesize

      5.2MB

    • memory/2496-133-0x0000000005110000-0x00000000056B4000-memory.dmp
      Filesize

      5.6MB

    • memory/2496-134-0x00000000056C0000-0x0000000005CD8000-memory.dmp
      Filesize

      6.1MB

    • memory/2496-135-0x0000000005CE0000-0x0000000005CF2000-memory.dmp
      Filesize

      72KB

    • memory/2496-136-0x0000000005D00000-0x0000000005E0A000-memory.dmp
      Filesize

      1.0MB

    • memory/2496-137-0x0000000005E20000-0x0000000005E5C000-memory.dmp
      Filesize

      240KB

    • memory/2496-138-0x0000000006130000-0x0000000006196000-memory.dmp
      Filesize

      408KB

    • memory/2496-139-0x00000000067D0000-0x0000000006846000-memory.dmp
      Filesize

      472KB

    • memory/2496-140-0x0000000006890000-0x0000000006922000-memory.dmp
      Filesize

      584KB

    • memory/2496-141-0x0000000006AA0000-0x0000000006ABE000-memory.dmp
      Filesize

      120KB

    • memory/2496-142-0x0000000006B50000-0x0000000006D12000-memory.dmp
      Filesize

      1.8MB

    • memory/2496-143-0x0000000006D30000-0x000000000725C000-memory.dmp
      Filesize

      5.2MB