Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • submitted
    25/07/2022, 08:37

General

  • Target
    e0fac190218ff59d4b641b03f0c397b7.exe
  • Size 1.2MB
  • Sample220725-kh522aagg8
  • SHA256 0ff713c7e9169e214088a288d29829a9d180baaa144f55da392dcada4c22bc30
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 5 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • UPX packed file 9 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe
    "C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\e0fac190218ff59d4b641b03f0c397b7.exe
      2⤵
      • Sets DLL path for service in the registry
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:888
      • C:\Windows\SysWOW64\sc.exe
        sc failure SQL Server Reporting Services (MSSQLSERVSER) reset= 86400 actions= restart/1000
        3⤵
        • Launches sc.exe
        PID:1956
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c C:\Windows\System32\\Delete00.bat
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:804
        • C:\Windows\SysWOW64\PING.EXE
          ping 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1692
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:808

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        Delete00.bat

        • Path C:\Windows\SysWOW64\Delete00.bat
        • Size 133B
        • SHA256 f216150b744e134c33f1cea79275617d507af57b984b9c637b904976d6b29a3a
        • MD5 SHA1 SHA512

        remote.hlp

        • Path \??\c:\programdata\microsoft\windows\gameexplorer\remote.hlp
        • Size 936KB
        • SHA256 b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a
        • MD5 SHA1 SHA512 SSDEEP

        Remote.hlp

        • Path \ProgramData\Microsoft\Windows\GameExplorer\Remote.hlp
        • Size 936KB
        • SHA256 b53132d5c59e5e62e23a9cb65fa9c09aa8403f625d76877c4e8fd60a331be56a
        • MD5 SHA1 SHA512 SSDEEP

        memory/808-75-0x00000000001E0000-0x00000000001EB000-memory.dmp

        memory/808-74-0x00000000001E0000-0x00000000001EB000-memory.dmp

        memory/888-64-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/888-65-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/888-63-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/888-71-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/888-58-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/888-56-0x0000000000400000-0x0000000000611000-memory.dmp

        memory/1108-61-0x0000000000400000-0x00000000005CA000-memory.dmp

        memory/1108-54-0x00000000762A1000-0x00000000762A3000-memory.dmp

        memory/1108-55-0x0000000000400000-0x00000000005CA000-memory.dmp