Overview

overview

7

Static

static

chthonic_1...ir.exe

windows7_x64

7

chthonic_1...ir.exe

windows10_x64

7

Analysis

  • max time kernel
    114s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    19-07-2020 19:43

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General

  • Target

    chthonic_1.0.0.0.vir.exe

  • Size

    108KB

  • MD5

    4fedceb3fef8b8addd7b34b3cae72700

  • SHA1

    0d688c4a150368ba01513aa816ff524d223aaa79

  • SHA256

    95f698955cf8a1adf8991085da2c45f4441e0423b7db42aae3dc0dd6c4dfaa28

  • SHA512

    b8fd269d0876de12bbb5c9ad0d407d3f08c2778c320fdb2443a2a8efcaa17044fbf46a7f419de5d526ac86cce04db6f86e8223c832c0cdc1c26abd4249f90ff0

Score
7/10
evasion

Malware Config

Signatures

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\chthonic_1.0.0.0.vir.exe
    "C:\Users\Admin\AppData\Local\Temp\chthonic_1.0.0.0.vir.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:2532
    • C:\Users\Admin\AppData\Local\Temp\chthonic_1.0.0.0.vir.exe
      "C:\Users\Admin\AppData\Local\Temp\chthonic_1.0.0.0.vir.exe"
      2⤵
      • Identifies Wine through registry keys
      • Suspicious use of FindShellTrayWindow
      PID:2820
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 268
        3⤵
        • Program crash
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:3688

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

1
T1012

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/2820-2-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2820-3-0x000000000040E4BC-mapping.dmp
    Download
  • memory/2820-4-0x0000000000400000-0x0000000000412000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2820-6-0x000000000040E4BC-mapping.dmp
    Download
  • memory/2820-7-0x000000000040E4BC-mapping.dmp
    Download
  • memory/2820-8-0x000000000040E4BC-mapping.dmp
    Download
  • memory/3688-5-0x0000000004630000-0x0000000004631000-memory.dmp
    Filesize

    4KB

    Download
  • memory/3688-9-0x0000000004C60000-0x0000000004C61000-memory.dmp
    Filesize

    4KB

    Download