Analysis

  • max time kernel
    122s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    01-02-2021 14:12

General

  • Target

    Purchase Order ABIsrl.exe

  • Size

    1.4MB

  • MD5

    fba7ce54acf20b2b8ed6e3382f74a556

  • SHA1

    c647d37aaf7036e6e3a72509104503e16bc48f67

  • SHA256

    4a979bd7e0e8c280896dff251ded9179878a749a5512a30cfd0d7645c83b2afc

  • SHA512

    dd06a23b31b39ce75ec8ac8b7cfbaf2925fab2e64f3955aa58775b871c9956a44ea1f7415d7e42c4c83fef38a7008072031ac34d1274ac8415e121b31de391b8

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.d-techalgarie.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jOhKmtP8

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order ABIsrl.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order ABIsrl.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1256

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1256-3-0x00000000004375FE-mapping.dmp

  • memory/1256-4-0x00000000741A0000-0x000000007488E000-memory.dmp

    Filesize

    6.9MB

  • memory/1256-7-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1256-9-0x0000000000910000-0x0000000000911000-memory.dmp

    Filesize

    4KB

  • memory/1256-10-0x0000000000911000-0x0000000000912000-memory.dmp

    Filesize

    4KB

  • memory/1676-2-0x0000000075F21000-0x0000000075F23000-memory.dmp

    Filesize

    8KB

  • memory/1676-5-0x0000000000250000-0x0000000000287000-memory.dmp

    Filesize

    220KB

  • memory/1676-6-0x0000000000160000-0x0000000000163000-memory.dmp

    Filesize

    12KB