Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    11-05-2021 12:48

General

  • Target

    invoice and packing list.pdf.exe

  • Size

    905KB

  • MD5

    5fe3af8698d46cb668b36cda32381df9

  • SHA1

    08f42bff933e193f76119e59e8c8d7df52271332

  • SHA256

    33a72fddfb31f23f71b11ac223b87c62e1dcc371c6f238804220e0d969f09504

  • SHA512

    4c488b7f4fce8046f0c60e26b96a6c57cd1f29d38b8a8911343fc9c28bbf30f55790623b78862ba6a31fbde9c78d16ea79de6434c6ce31c2b464fb1eba0b8855

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.targethyd.com
  • Port:
    587
  • Username:
    invoice@targethyd.com
  • Password:
    marketing369456

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\invoice and packing list.pdf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3872

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\invoice and packing list.pdf.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • memory/1892-119-0x0000000004C50000-0x0000000004C51000-memory.dmp
    Filesize

    4KB

  • memory/1892-124-0x00000000080D0000-0x0000000008166000-memory.dmp
    Filesize

    600KB

  • memory/1892-118-0x0000000004D40000-0x0000000004D41000-memory.dmp
    Filesize

    4KB

  • memory/1892-114-0x0000000000340000-0x0000000000341000-memory.dmp
    Filesize

    4KB

  • memory/1892-120-0x0000000004F00000-0x0000000004F01000-memory.dmp
    Filesize

    4KB

  • memory/1892-121-0x0000000004C00000-0x0000000004C9C000-memory.dmp
    Filesize

    624KB

  • memory/1892-117-0x0000000005240000-0x0000000005241000-memory.dmp
    Filesize

    4KB

  • memory/1892-123-0x0000000005B40000-0x0000000005C0B000-memory.dmp
    Filesize

    812KB

  • memory/1892-122-0x0000000005190000-0x0000000005194000-memory.dmp
    Filesize

    16KB

  • memory/1892-116-0x0000000004CA0000-0x0000000004CA1000-memory.dmp
    Filesize

    4KB

  • memory/3872-126-0x000000000043764E-mapping.dmp
  • memory/3872-125-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3872-132-0x00000000057B0000-0x00000000057B1000-memory.dmp
    Filesize

    4KB

  • memory/3872-133-0x0000000005940000-0x0000000005941000-memory.dmp
    Filesize

    4KB

  • memory/3872-134-0x0000000006490000-0x0000000006491000-memory.dmp
    Filesize

    4KB