General

  • Target

    05b31320ce0468280428878330ff35d4a1d96460b6f10c3032fd4cc794b1e9b6

  • Size

    988KB

  • Sample

    201114-p1yc2ddkb2

  • MD5

    55e67d17646026b9afbb19631ddc72f2

  • SHA1

    eb3705bf928fde466630fb4df43ad5f0b19f3fa0

  • SHA256

    05b31320ce0468280428878330ff35d4a1d96460b6f10c3032fd4cc794b1e9b6

  • SHA512

    7e41888a2562e94a38e2b241fa37b079f5fa4468d05a04aed65e7baccb803898f12f36c7bec2e4f048c08395f1afd8e199896fdacb8bb3b9f475431c87a3bcc6

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.casalsmd.com
  • Port:
    587
  • Username:
    carolina@casalsmd.com
  • Password:
    Carolina123

Targets

    • Target

      05b31320ce0468280428878330ff35d4a1d96460b6f10c3032fd4cc794b1e9b6

    • Size

      988KB

    • MD5

      55e67d17646026b9afbb19631ddc72f2

    • SHA1

      eb3705bf928fde466630fb4df43ad5f0b19f3fa0

    • SHA256

      05b31320ce0468280428878330ff35d4a1d96460b6f10c3032fd4cc794b1e9b6

    • SHA512

      7e41888a2562e94a38e2b241fa37b079f5fa4468d05a04aed65e7baccb803898f12f36c7bec2e4f048c08395f1afd8e199896fdacb8bb3b9f475431c87a3bcc6

    • HawkEye

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

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • 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

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Tasks