Analysis

  • max time kernel
    304s
  • max time network
    316s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23-08-2021 20:55

General

  • Target

    Trj0QcTNVE3l8SBp_3LNLFS9.exe

  • Size

    4.4MB

  • MD5

    7627ef162e039104d830924c3dbdab77

  • SHA1

    e81996dc45106b349cb8c31eafbc2d353dc2f68b

  • SHA256

    37896fe3568822c25970f8b4045e1504b21d7ddc54ccc9bbe85bf7f426f9b8a5

  • SHA512

    60501cac5e0b18c7d86624ef82f65696898dad5295f8bf28cd0e18a33e1c35d7efedf0ac7940e59b25367078dc85f7d8510ce765ce170da2613231485b923ae1

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

  • Glupteba Payload 3 IoCs
  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Modifies data under HKEY_USERS 64 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Trj0QcTNVE3l8SBp_3LNLFS9.exe
    "C:\Users\Admin\AppData\Local\Temp\Trj0QcTNVE3l8SBp_3LNLFS9.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:636
    • C:\Users\Admin\AppData\Local\Temp\Trj0QcTNVE3l8SBp_3LNLFS9.exe
      "C:\Users\Admin\AppData\Local\Temp\Trj0QcTNVE3l8SBp_3LNLFS9.exe"
      2⤵
      • Modifies data under HKEY_USERS
      • Modifies system certificate store
      PID:944
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k netsvcs -s seclogon
    1⤵
    • Suspicious use of NtCreateUserProcessOtherParentProcess
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:196

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • memory/636-117-0x0000000004B10000-0x0000000005436000-memory.dmp
    Filesize

    9.1MB

  • memory/636-118-0x0000000000400000-0x00000000027DB000-memory.dmp
    Filesize

    35.9MB

  • memory/944-119-0x0000000000000000-mapping.dmp
  • memory/944-120-0x0000000000400000-0x00000000027DB000-memory.dmp
    Filesize

    35.9MB