Analysis

  • max time kernel
    151s
  • max time network
    92s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    26-02-2021 09:57

General

  • Target

    SecuriteInfo.com.Trojan.GenericKDZ.73174.20386.8356.exe

  • Size

    741KB

  • MD5

    e87fd305545cf2e642fee18b57bb5252

  • SHA1

    56fb770cfd829873cd4e45941969335ff98ad0ef

  • SHA256

    655f621c3d3f6a7da99b1c332ab6dc1d4d9aae9cdef583360c480de982884513

  • SHA512

    fb12f831515aefe3c39c60a8ec9f96febbef5a31c2013e36337ec31191bcebd92e62410d8618ce62860ebfbfd986120624340c5e00d01041afb103a44ef274a2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.microhydrotechnic.co.in
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    saibaba@1974

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73174.20386.8356.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73174.20386.8356.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ATnEOHuleKEd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp32D3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1040
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73174.20386.8356.exe
      "{path}"
      2⤵
        PID:944
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKDZ.73174.20386.8356.exe
        "{path}"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1060

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp32D3.tmp
      MD5

      3b184ee7fdb72453cd55b7542ab34c7c

      SHA1

      f3b966fe000ebda27dc7737d0063ebdeff694d6a

      SHA256

      457b7678e2e44be5abfe4fe0c50036bb2a6665dad895d3d37e00da32bec97d03

      SHA512

      755b5fa44f307a6c1e83e65f1beaca2ca2dbe3c4556d29b5436ef5711eeb2fe19173b22437cc0e7c3f93a7846c6c2cca56ebf7004c049432203ed6bd4b55c23d

    • memory/1040-8-0x0000000000000000-mapping.dmp
    • memory/1060-10-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1060-11-0x00000000004374BE-mapping.dmp
    • memory/1060-12-0x00000000743D0000-0x0000000074ABE000-memory.dmp
      Filesize

      6.9MB

    • memory/1060-13-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1060-15-0x0000000004C80000-0x0000000004C81000-memory.dmp
      Filesize

      4KB

    • memory/1864-2-0x00000000743D0000-0x0000000074ABE000-memory.dmp
      Filesize

      6.9MB

    • memory/1864-3-0x0000000000AE0000-0x0000000000AE1000-memory.dmp
      Filesize

      4KB

    • memory/1864-5-0x0000000004790000-0x0000000004791000-memory.dmp
      Filesize

      4KB

    • memory/1864-6-0x0000000000380000-0x000000000038B000-memory.dmp
      Filesize

      44KB

    • memory/1864-7-0x00000000080E0000-0x0000000008166000-memory.dmp
      Filesize

      536KB