Overview

overview

10

Static

static

8

2f5c991550...3c.exe

windows7-x64

10

2f5c991550...3c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2f5c99155016ad6314856e3576ec709a0f3ea8402f5a80582f72dfca3e4f9d3c

  • Size

    255KB

  • Sample

    221030-zths7sbedr

  • MD5

    a164cf8fc65a53993af84a00e8fac670

  • SHA1

    3da37fc78d0a60eda74089579a91af4db2178a9f

  • SHA256

    2f5c99155016ad6314856e3576ec709a0f3ea8402f5a80582f72dfca3e4f9d3c

  • SHA512

    77db764b76984ac80c80c336aab8dbde4d03e756dc70a761b06b4321f7fd9bbe1b4372706fff5a3f0de9065090e5eb83876ee016964c84ca5f7d681722e7c3ba

  • SSDEEP

    3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJY:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI5

Score
10/10
evasionpersistencetrojanupx

Malware Config

Targets

    • Target

      2f5c99155016ad6314856e3576ec709a0f3ea8402f5a80582f72dfca3e4f9d3c

    • Size

      255KB

    • MD5

      a164cf8fc65a53993af84a00e8fac670

    • SHA1

      3da37fc78d0a60eda74089579a91af4db2178a9f

    • SHA256

      2f5c99155016ad6314856e3576ec709a0f3ea8402f5a80582f72dfca3e4f9d3c

    • SHA512

      77db764b76984ac80c80c336aab8dbde4d03e756dc70a761b06b4321f7fd9bbe1b4372706fff5a3f0de9065090e5eb83876ee016964c84ca5f7d681722e7c3ba

    • SSDEEP

      3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJY:1xlZam+akqx6YQJXcNlEHUIQeE3mmBI5

    Score
    10/10
    evasionpersistencetrojanupx

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Windows security bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

      persistence

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks