Analysis

  • max time kernel
    127s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 00:17

General

  • Target

    SHIPPING DOCUMENTS.exe

  • Size

    740KB

  • MD5

    2374afb9995036716d57a36341f6d6c6

  • SHA1

    64ce83971c2aa6c5ab6b75d4869cbd9c5a23d457

  • SHA256

    e157307a0ae395f69fc74b41439b15540f0782dc03b0298146f928e88344dc86

  • SHA512

    bee3229351493064f9902465a2bba62c0fee7aaeac312eda9a1c67ad494dd060fa5210908d270569043585a6cff4bd5da29c17f2eecabbdab39226a8f4f2956a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    challenge12345@

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 6 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe
    "C:\Users\Admin\AppData\Local\Temp\SHIPPING DOCUMENTS.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:1748
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1192

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1192-70-0x0000000000000000-mapping.dmp
    • memory/1748-63-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-58-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-59-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-61-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-62-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-64-0x000000000044CA9E-mapping.dmp
    • memory/1748-66-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-68-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/1748-69-0x00000000768D1000-0x00000000768D3000-memory.dmp
      Filesize

      8KB

    • memory/1980-56-0x0000000007760000-0x00000000077CE000-memory.dmp
      Filesize

      440KB

    • memory/1980-57-0x00000000009E0000-0x0000000000A3C000-memory.dmp
      Filesize

      368KB

    • memory/1980-54-0x0000000001260000-0x0000000001320000-memory.dmp
      Filesize

      768KB

    • memory/1980-55-0x0000000000280000-0x0000000000288000-memory.dmp
      Filesize

      32KB