Analysis

  • max time kernel
    145s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    26-02-2021 16:45

General

  • Target

    PROFORMA INVOICE.exe

  • Size

    774KB

  • MD5

    b58d742577f386edbf58075fff9ffacc

  • SHA1

    a2b677224dc4fd241018dc05d0bf788df090cf01

  • SHA256

    ed5aeb58bb7327270d75e75505bc2322bb62e5764b4245dba88d5a91c40ebe8b

  • SHA512

    19dfc707c7dc31ba73cf20b3f986ed956d076b88781ca50b7e5409d877788bddfcdc14a9a7dc7ed12baa407a62d72f9622c8740d7e4d8f5b9a5244f09d7d28d4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hybridgroupco.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Obinna123@@@

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1828

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1828-8-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1828-9-0x00000000004375EE-mapping.dmp

  • memory/1828-10-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1828-11-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1828-13-0x0000000001000000-0x0000000001001000-memory.dmp

    Filesize

    4KB

  • memory/1888-2-0x0000000074320000-0x0000000074A0E000-memory.dmp

    Filesize

    6.9MB

  • memory/1888-3-0x00000000010B0000-0x00000000010B1000-memory.dmp

    Filesize

    4KB

  • memory/1888-5-0x0000000000290000-0x0000000000293000-memory.dmp

    Filesize

    12KB

  • memory/1888-6-0x0000000004E40000-0x0000000004E41000-memory.dmp

    Filesize

    4KB

  • memory/1888-7-0x0000000004D00000-0x0000000004D5C000-memory.dmp

    Filesize

    368KB