General

  • Target

    c4676bb1da6a69d61b5307efaeb17b94b5187729520c479cf6b03b70c7a55631.exe

  • Size

    4.3MB

  • Sample

    241125-mzrxvazkdj

  • MD5

    bbb6e4d3f25b0d87d5cdc14915638b20

  • SHA1

    f96659c6a60fee226949479d80b3b8642ff89687

  • SHA256

    c4676bb1da6a69d61b5307efaeb17b94b5187729520c479cf6b03b70c7a55631

  • SHA512

    efbd11ff8d6142f2878d5699ae25f45c65f255c35ac515cdd3c2eed9742df9780c18ab79bae7bb247dab3db5d11a6a7183f7878faad9a0e35f9f43598c53d72b

  • SSDEEP

    49152:ogvUQRjHqNEODi4lyLAiaPK2eVn0a4FKW12k9hnOru+2:PvUQRwx249iaMVn0vQWMkbnOS+2

Malware Config

Targets

    • Target

      c4676bb1da6a69d61b5307efaeb17b94b5187729520c479cf6b03b70c7a55631.exe

    • Size

      4.3MB

    • MD5

      bbb6e4d3f25b0d87d5cdc14915638b20

    • SHA1

      f96659c6a60fee226949479d80b3b8642ff89687

    • SHA256

      c4676bb1da6a69d61b5307efaeb17b94b5187729520c479cf6b03b70c7a55631

    • SHA512

      efbd11ff8d6142f2878d5699ae25f45c65f255c35ac515cdd3c2eed9742df9780c18ab79bae7bb247dab3db5d11a6a7183f7878faad9a0e35f9f43598c53d72b

    • SSDEEP

      49152:ogvUQRjHqNEODi4lyLAiaPK2eVn0a4FKW12k9hnOru+2:PvUQRwx249iaMVn0vQWMkbnOS+2

    • Blackmoon family

    • Blackmoon, KrBanker

      Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

    • Detect Blackmoon payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xmrig family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Sets service image path in registry

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Loads dropped DLL

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Indicator Removal: Clear Persistence

      Clear artifacts associated with previously established persistence like scheduletasks on a host.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks