Overview

overview

10

Static

static

5

sub_56bd8367607b.exe

windows10-2004-x64

10

sub_56bd8367607b.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    sub_56bd8367607b.bin
  • Size 3.2MB
  • Sample260524-b6hrzaev2l
  • SHA256 56bd8367607b32bfe275478f96bbd0fe213c07eee696e0a268f817ea757a9543
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
skulddefense_evasionpersistencestealerupx

Malware Config

Extracted

Family

  • skuld

C2

  • https://discordapp.com/api/webhooks/1349647136895012916/qSys_fpsL_y7usKH_AyrFupSjzSsVfg2t895g2HV8Yz72asrwCIsHaqqhPtDFjz8g8_E

Targets

    • Target
      sub_56bd8367607b.bin
    • Size 3.2MB
    • SHA256 56bd8367607b32bfe275478f96bbd0fe213c07eee696e0a268f817ea757a9543
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionskuldpersistencestealerupx

    • Detects SkuldStealer

    • Family: Skuld stealer

      An info stealer written in Go lang.

      stealerskuld

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks