Analysis

  • max time kernel
    30s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    03/09/2021, 00:17

General

  • Target
    9770d8c263122462bd1443a3a1ba6f1e.exe
  • Size 198KB
  • Sample210903-ak2saafaak
  • SHA256 7173381414ec85250c6bd3c9b803f2d49b98a7826c8aeea37d9328d5e74d7fb6
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Program crash 8 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9770d8c263122462bd1443a3a1ba6f1e.exe
    "C:\Users\Admin\AppData\Local\Temp\9770d8c263122462bd1443a3a1ba6f1e.exe"
    1⤵
    • Loads dropped DLL
    PID:3908
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 800
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3912
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 908
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3844
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 952
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1536
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 1132
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3372
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 1096
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 1200
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:3952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 1124
      2⤵
      • Program crash
      • Suspicious use of AdjustPrivilegeToken
      PID:4044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3908 -s 1288
      2⤵
      • Program crash
      PID:744

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3908-116-0x0000000000400000-0x000000000214F000-memory.dmp

        memory/3908-115-0x00000000022D0000-0x00000000022E9000-memory.dmp