Overview

overview

8

Static

static

8

eb2c8bde85...38.exe

windows7-x64

8

eb2c8bde85...38.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    96s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2022 15:59

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General

  • Target

    eb2c8bde85c22eb5dd2b38e9ce27757082945bb681979694a41ffd4d2a253f38.exe

  • Size

    350KB

  • MD5

    45d508dbb5313945bd9d425ef7c8e300

  • SHA1

    bc47ae1d857f7994a82cc00b204c4f02f3c44553

  • SHA256

    eb2c8bde85c22eb5dd2b38e9ce27757082945bb681979694a41ffd4d2a253f38

  • SHA512

    281616a270ec2486df5f2ef2bc81152b05ac1f72b3c1a0a681ad9ae70ca7fd03faadc008081bd7ba1dd82d4ebb2e55c7db469bd4d62c7b3db4fe2a3d852aca98

  • SSDEEP

    6144:RyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:R3BdQLL4BE93NGVYZX9BukJlwxSJdEm

Score
8/10
adwarediscoveryexploitpersistencestealerupx

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • Possible privilege escalation attempt 2 IoCs
    exploit
  • Sets service image path in registry 2 TTPs 2 IoCs
    persistence
  • UPX packed file 3 IoCs

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

    upx
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

    stealeradware
  • Drops file in System32 directory 5 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb2c8bde85c22eb5dd2b38e9ce27757082945bb681979694a41ffd4d2a253f38.exe
    "C:\Users\Admin\AppData\Local\Temp\eb2c8bde85c22eb5dd2b38e9ce27757082945bb681979694a41ffd4d2a253f38.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\wshtcpip.dll && icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:620
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\wshtcpip.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:4184
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:2720
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
        PID:400

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Browser Extensions

    1
    T1176

    Privilege Escalation

    Defense Evasion

    Modify Registry

    2
    T1112

    File Permissions Modification

    1
    T1222

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      Filesize

      181B

      MD5

      039b145874bdb9fa783cf84b7f3074ff

      SHA1

      e2f46c602fc350d589da48ffcd2ad1e0f5fee83d

      SHA256

      be98cfd2596e98c07867d52987917c08c2d8245a0f58994764549095cc09258e

      SHA512

      4b2f09b7a2be43fa9308313d16151edd00be97c9cadc6d2916d7c7cd6ec428568b162993b9e9dc43d160fcbb83118a3645ab5329a080642852e06ad9b28d236f

      Download Submit
    • memory/400-137-0x0000000000000000-mapping.dmp
      Download
    • memory/620-134-0x0000000000000000-mapping.dmp
      Download
    • memory/2720-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4184-135-0x0000000000000000-mapping.dmp
      Download
    • memory/4876-132-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/4876-133-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/4876-139-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download