Analysis

  • max time kernel
    149s
  • max time network
    12s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    23-04-2021 09:42

General

  • Target

    ae6854gfhj.png.exe

  • Size

    860KB

  • MD5

    2e70aa8d274bac9a4c82a34f861c5e9a

  • SHA1

    e61ef3fe99c83b2f9d353cd9b77b2cf1a82646f8

  • SHA256

    e416cddc262635af3d8ddf41cf9a021f57d51eed7542aa2c46e81bf88094b36c

  • SHA512

    83cdb4033116ae74440c2a2c48ed30857365f6d40e5cca9146cee5bdf8f4ea8c6f9d34e1abbb80996f826b9f13f38975118627b8b9b09dca8e7fec421dea496d

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.qdsaes.com
  • Port:
    587
  • Username:
    andy@qdsaes.com
  • Password:
    )oNvVYl5ceo2121

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae6854gfhj.png.exe
    "C:\Users\Admin\AppData\Local\Temp\ae6854gfhj.png.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\ae6854gfhj.png.exe
      "C:\Users\Admin\AppData\Local\Temp\ae6854gfhj.png.exe"
      2⤵
      • Drops file in Drivers directory
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1476

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1476-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1476-68-0x000000000043760E-mapping.dmp
  • memory/1476-69-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1476-71-0x0000000000FF0000-0x0000000000FF1000-memory.dmp
    Filesize

    4KB

  • memory/1652-60-0x00000000010F0000-0x00000000010F1000-memory.dmp
    Filesize

    4KB

  • memory/1652-62-0x0000000000A80000-0x0000000000AF8000-memory.dmp
    Filesize

    480KB

  • memory/1652-63-0x00000000004D0000-0x00000000004D1000-memory.dmp
    Filesize

    4KB

  • memory/1652-64-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/1652-65-0x000000000A2C0000-0x000000000A33E000-memory.dmp
    Filesize

    504KB

  • memory/1652-66-0x0000000004A40000-0x0000000004A89000-memory.dmp
    Filesize

    292KB