General

  • Target

    6f7efc1166144b00d1ee92bff2fcf7cda8a9918b31451e3c25add81cdb7396f5

  • Size

    7.0MB

  • Sample

    240912-3plwva1hnn

  • MD5

    9f3cbf1af85f5c789fe4d1146063b551

  • SHA1

    51063e74e070c9993012d248d46094cdbfbff527

  • SHA256

    6f7efc1166144b00d1ee92bff2fcf7cda8a9918b31451e3c25add81cdb7396f5

  • SHA512

    243360584f564370dc42f65cc38a6b5926d1dae15a3806073d59eafdb73da0982002aa20ff7be3fb83c647fda52733bf84db7ecf238207c6ed47706206f9cc60

  • SSDEEP

    98304:T/WXTBJYaVmknGzZr+H3O5SEPFtmOb9G1u5v/nZVnivsAl0kroSCa:KXTYimknGzwH3OgEPH39JX/nivPli

Malware Config

Targets

    • Target

      6f7efc1166144b00d1ee92bff2fcf7cda8a9918b31451e3c25add81cdb7396f5

    • Size

      7.0MB

    • MD5

      9f3cbf1af85f5c789fe4d1146063b551

    • SHA1

      51063e74e070c9993012d248d46094cdbfbff527

    • SHA256

      6f7efc1166144b00d1ee92bff2fcf7cda8a9918b31451e3c25add81cdb7396f5

    • SHA512

      243360584f564370dc42f65cc38a6b5926d1dae15a3806073d59eafdb73da0982002aa20ff7be3fb83c647fda52733bf84db7ecf238207c6ed47706206f9cc60

    • SSDEEP

      98304:T/WXTBJYaVmknGzZr+H3O5SEPFtmOb9G1u5v/nZVnivsAl0kroSCa:KXTYimknGzwH3OgEPH39JX/nivPli

    • Blackmoon, KrBanker

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

    • Detect Blackmoon payload

    • Disables service(s)

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

    • Contacts a large (17398) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • OS Credential Dumping: LSASS Memory

      Malicious access to Credentials History.

    • XMRig Miner payload

    • mimikatz is an open source tool to dump credentials on Windows

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

    • Checks installed software on the system

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

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Looks up external IP address via web service

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Creates a Windows Service

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks