General

  • Target

    fa11b8629be5cdd2fb4ca7ed4729cfb5.bin

  • Size

    7.2MB

  • Sample

    240821-cfccyavcpc

  • MD5

    2e2aa378cb869a6f28f25e8fd79af175

  • SHA1

    c0b082f4573479a975b55c32502b78bcdecb3bd4

  • SHA256

    3864d08096441553a4f7182636648df09815c970abbe3aa9570beb5ec0f40ba8

  • SHA512

    1f9eb59fd161f0ab0ec6d8439248d3505059705b1a4639db5de5a3490a71958ab155725a7378c838c663a2e6876f7d0e0d37f11dddd659e18a32777c6fb6f415

  • SSDEEP

    196608:CaBKdficnzc3sa5Tc3gmBOLixavNptml4G:XKUczc5lc3guO5G

Malware Config

Targets

    • Target

      eaf1c77322c4f194009d8683c16c85a9f4beebc1274cce3d425e31706ee24e41.exe

    • Size

      7.2MB

    • MD5

      fa11b8629be5cdd2fb4ca7ed4729cfb5

    • SHA1

      4c015166b030562397bbd864e3e4f077d2410a34

    • SHA256

      eaf1c77322c4f194009d8683c16c85a9f4beebc1274cce3d425e31706ee24e41

    • SHA512

      7f7e080dc04f2f2b5fa91317962398b3e0a5d2152dd2ed237beba670d8253c5ad73ec12894c3c60225829b4e65d796515a094ec15bba8282b57e7550f2ce28c4

    • SSDEEP

      196608:91Og+dD61uYk3VxQvuGXOGHJLOwBLqcXCg5Ob:3OHde1uY/ZpLOi1yg5Ob

    • Modifies Windows Defender Real-time Protection settings

    • Windows security bypass

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indirect Command Execution

      Adversaries may abuse utilities that allow for command execution to bypass security restrictions that limit the use of command-line interpreters.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks