Analysis

  • max time kernel
    91s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    01-07-2022 06:00

General

  • Target

    fb9d24f00e27775f07bda68443778b539443dca145eea651dedac042e9b6dd95.exe

  • Size

    1.1MB

  • MD5

    61ec2a44b46e83a9b0c5480d07c88ca7

  • SHA1

    e9478ff2fdeb7561905d4ddef2cf477b2637991f

  • SHA256

    fb9d24f00e27775f07bda68443778b539443dca145eea651dedac042e9b6dd95

  • SHA512

    c456a4e2a30c753ff4f8cb5384779f7592f20c4ac8999474d95bb4f8e65fc6330eb80b58de6363a9cc0b79397de6d0e7ec33740602085a47776f5c97f47e09f4

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    bhavnatutor.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Onyeoba111

Signatures

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb9d24f00e27775f07bda68443778b539443dca145eea651dedac042e9b6dd95.exe
    "C:\Users\Admin\AppData\Local\Temp\fb9d24f00e27775f07bda68443778b539443dca145eea651dedac042e9b6dd95.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v4.0.30319\\\\MSBuild.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1420-131-0x0000000000000000-mapping.dmp

  • memory/1420-132-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1420-133-0x0000000005ED0000-0x0000000006474000-memory.dmp

    Filesize

    5.6MB

  • memory/1420-134-0x0000000005A00000-0x0000000005A9C000-memory.dmp

    Filesize

    624KB

  • memory/1420-135-0x0000000006580000-0x00000000065E6000-memory.dmp

    Filesize

    408KB

  • memory/1420-136-0x0000000006CD0000-0x0000000006D62000-memory.dmp

    Filesize

    584KB

  • memory/1420-137-0x0000000006CA0000-0x0000000006CAA000-memory.dmp

    Filesize

    40KB

  • memory/2408-130-0x00000000012A0000-0x00000000012BF000-memory.dmp

    Filesize

    124KB