Analysis

  • max time kernel
    128s
  • max time network
    134s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08-08-2023 10:24

General

  • Target

    39f0e93876df448f6aff1355220fc09a17c6b32e53e65683af08aaeefa40f592.exe

  • Size

    50KB

  • MD5

    0860b9decf194469ff9004953916fad8

  • SHA1

    30577645b130d719ecf318b9b4d1d86d8ad5ba0b

  • SHA256

    39f0e93876df448f6aff1355220fc09a17c6b32e53e65683af08aaeefa40f592

  • SHA512

    f99ee208da2ac0f085681421d57430e94a577c7e2aa01228f9b4746b5c33dfb6a717c323a5978408fa73df3e7abbb5acb0040bbcd78aee30c3a864edd6e11c86

  • SSDEEP

    1536:HC23BHBjBE+PBRB02l7BXBznqUSRL9qFrb3ACFEf:H13BHBjBLPBRB02l7BXBzq/9

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\39f0e93876df448f6aff1355220fc09a17c6b32e53e65683af08aaeefa40f592.exe
    "C:\Users\Admin\AppData\Local\Temp\39f0e93876df448f6aff1355220fc09a17c6b32e53e65683af08aaeefa40f592.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4532
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5036
      • C:\Windows\SysWOW64\chcp.com
        chcp 65001
        3⤵
          PID:3424
        • C:\Windows\SysWOW64\findstr.exe
          findstr All
          3⤵
            PID:4476
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show profile
            3⤵
              PID:4876
        • C:\Windows\system32\msiexec.exe
          C:\Windows\system32\msiexec.exe /V
          1⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4136

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4532-117-0x0000000000330000-0x0000000000342000-memory.dmp

          Filesize

          72KB

        • memory/4532-118-0x0000000073260000-0x000000007394E000-memory.dmp

          Filesize

          6.9MB

        • memory/4532-119-0x0000000004D70000-0x0000000004D80000-memory.dmp

          Filesize

          64KB

        • memory/4532-120-0x0000000005730000-0x0000000005810000-memory.dmp

          Filesize

          896KB

        • memory/4532-121-0x0000000005990000-0x00000000059F6000-memory.dmp

          Filesize

          408KB

        • memory/4532-122-0x0000000005E90000-0x0000000005EA2000-memory.dmp

          Filesize

          72KB

        • memory/4532-123-0x00000000066C0000-0x0000000006882000-memory.dmp

          Filesize

          1.8MB

        • memory/4532-153-0x0000000006F90000-0x000000000748E000-memory.dmp

          Filesize

          5.0MB

        • memory/4532-154-0x0000000006990000-0x0000000006A06000-memory.dmp

          Filesize

          472KB

        • memory/4532-155-0x0000000006AB0000-0x0000000006B42000-memory.dmp

          Filesize

          584KB

        • memory/4532-158-0x0000000073260000-0x000000007394E000-memory.dmp

          Filesize

          6.9MB

        • memory/4532-159-0x0000000004D70000-0x0000000004D80000-memory.dmp

          Filesize

          64KB

        • memory/4532-160-0x00000000079C0000-0x0000000007EEC000-memory.dmp

          Filesize

          5.2MB

        • memory/4532-162-0x0000000073260000-0x000000007394E000-memory.dmp

          Filesize

          6.9MB