General

  • Target

    3710be0460f2beeb1333465e59c16457bc3d0bc68078c8378062c64dca72d1a1

  • Size

    537KB

  • Sample

    220521-xhamcabgb9

  • MD5

    3a51ce8f2f8accccf28f3fd69e81514b

  • SHA1

    b7bc9e1d3a968142919734fd7ec406c59177af7f

  • SHA256

    3710be0460f2beeb1333465e59c16457bc3d0bc68078c8378062c64dca72d1a1

  • SHA512

    f342e2d613811d4595c10b84a18ff57d01a374d75bdebe3f23d8f8c033ce71fd959fafcb50d55f652517ad0db115505fa93e6ad65645fb0d9c92c4fddfa79d6e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.tos-thailand.com
  • Port:
    587
  • Username:
    sudarat.k@tos-thailand.com
  • Password:
    P@ssw0rd

Targets

    • Target

      order11082020.exe

    • Size

      833KB

    • MD5

      a0b802ef353d5c6815e6c62591a8f838

    • SHA1

      32c668826f676f184e25981f07a350f5688ad3ea

    • SHA256

      2bea6b69613e7cfcc0aa58ce7fb8ba250611181f69667b07b51b5f7bf3c11a9d

    • SHA512

      8bcd5842a256bf4413364376a86eca8723fe30c775347028438e462c995832a3a6a74c1a62f262753370e472e95af871307893a0106418df735eb3998303f6d5

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Email Collection

1
T1114

Tasks