Analysis

  • max time kernel
    115s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    10-07-2020 05:53

General

  • Target

    RFQ Order Diagram.exe

  • Size

    435KB

  • MD5

    53c5f7bcea55b0ae4fe62addeafda2c8

  • SHA1

    4d0cbee8db2201af13f987cb5e7527fcf507e2b5

  • SHA256

    f81ffe76cfa1447a52ab6613c83933a5040b49221bb16c5a86ba416b3026240b

  • SHA512

    79f6c152a008ffd28b63772f940541c56af5379fea8e254596ef05c2d8231d09fa6ecc91b8ec978cf77e938c4aca39f59656ee00dcc4ed5e26f0ff103ecce888

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Naija81,J

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 SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ Order Diagram.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ Order Diagram.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wsfzaoPR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE44.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1848
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1332

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpEE44.tmp

    MD5

    2677f33c10e9d82ac573de9a6675ad79

    SHA1

    d1a6bc45364ebc3e53a6011e944be334a0e34b74

    SHA256

    1a0d6f68c9f2e9db63335d7fb9131971db3b20b5f7b1f6f4dc67aa6877bb496b

    SHA512

    912f2bda4cc7a03d59e0cb81bbc9693895582cbd6e632e09844aa2c5faf494038939d5d512da135feba14230811433f3417efdbaa2b363b99801494f940aa945

  • memory/1108-1-0x0000000000000000-0x0000000000000000-disk.dmp

  • memory/1332-4-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1332-5-0x000000000044695E-mapping.dmp

  • memory/1332-6-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1332-7-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1848-2-0x0000000000000000-mapping.dmp