Analysis

  • max time kernel
    67s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 12:43

General

  • Target

    acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e.exe

  • Size

    476KB

  • MD5

    3f3cea4e0f9c8a2a816ec529bc7337c7

  • SHA1

    b0d5698614c4d8e73d498c7799b1011d4a2fe361

  • SHA256

    acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e

  • SHA512

    2770cb32a093f38d2128754300335c822b2de3dfdd4ee541119345633f588f8dfed862ae740d6cb39da84e22139ac9a53efef47428fcfe3ddc01eb7ae0d15925

  • SSDEEP

    12288:gYR/SQVieUH3JnscisvAhRgi5xvDqVhv0ozbEcAZnrehQF:XR/SQVi7H3JAUAt1DUhVYXtri2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.qbsanliu.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    blessedsuccess12345

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Beds Protector Packer 1 IoCs

    Detects Beds Protector packer used to load .NET malware.

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e.exe
    "C:\Users\Admin\AppData\Local\Temp\acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Users\Admin\AppData\Local\Temp\acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e.exe
      "C:\Users\Admin\AppData\Local\Temp\acbcaeaa42dd3480ab59710fb22d3763ab2a3db276a823424b623e57bc1d551e.exe"
      2⤵
      • Drops file in Drivers directory
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:112

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/112-58-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-59-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-61-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-64-0x000000000043763E-mapping.dmp

  • memory/112-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-62-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-66-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/112-68-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1712-54-0x00000000002C0000-0x000000000033E000-memory.dmp

    Filesize

    504KB

  • memory/1712-55-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB

  • memory/1712-56-0x0000000000A80000-0x0000000000AEC000-memory.dmp

    Filesize

    432KB

  • memory/1712-57-0x0000000000350000-0x0000000000366000-memory.dmp

    Filesize

    88KB