Analysis

  • max time kernel
    140s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    16/07/2020, 18:33

General

  • Target

    DHL-AWB.exe

  • Size

    569KB

  • MD5

    fa9482cfddfea01ef410ea3cf64f108b

  • SHA1

    243d8e4ac47601f0399f37cb7859d0900d587798

  • SHA256

    a221aea48e4c8450ffde297704231b8023ee99a1e98892c3958dc3072bb33f16

  • SHA512

    0b90c10070e9e6a662f9ab5d4a55bb225814eb542ff4538398dd3147da842b5f00660c7a88cd02444c8fa46477894732422ca44fa9a251b8f216c91c5b8e716c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mosiactex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ip(pPiq9

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe
    "C:\Users\Admin\AppData\Local\Temp\DHL-AWB.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\skrlBqGbTJRrPt" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC8E9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1832
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1776

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1776-4-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

        • memory/1776-6-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB

        • memory/1776-7-0x0000000000400000-0x000000000044C000-memory.dmp

          Filesize

          304KB