Overview

overview

8

Static

static

8

3ab6974f1d...07.exe

windows7-x64

8

3ab6974f1d...07.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    91s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 23:29

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General

  • Target

    3ab6974f1dc039b664885638f747e4e7d722d7fc5fc30ddbea491584241cfa07.exe

  • Size

    350KB

  • MD5

    61dbb42d14e7d603d236c60288685ad0

  • SHA1

    b0a58d549087d8824a5f4f71e46506a96a5cefe2

  • SHA256

    3ab6974f1dc039b664885638f747e4e7d722d7fc5fc30ddbea491584241cfa07

  • SHA512

    fa7b66cfba7304f1b6a5b2ef2b1ea7d9fcb506eb3957cb61694b6f22c4b17d8ff6c18bfb46d123e4716f75fad3bcec1dd638af4b3ae55c2f8b954d31c75045dc

  • SSDEEP

    6144:oyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:o3BdQLL4BE93NGVYZX9BukJlwxSJdEm

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\3ab6974f1dc039b664885638f747e4e7d722d7fc5fc30ddbea491584241cfa07.exe
    "C:\Users\Admin\AppData\Local\Temp\3ab6974f1dc039b664885638f747e4e7d722d7fc5fc30ddbea491584241cfa07.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:4724
    • 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:3084
      • 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:2116
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:3748
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
        PID:1164

    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

      54671520f7273afc6d4ebc660d9b32df

      SHA1

      baae797a8f52cb27d7297ef95fb46b976e2434f6

      SHA256

      434f21a835545abb34d9c93a9afbf6ecdab03a32d5a97d938350a50a119ce4fc

      SHA512

      1c68d52d60b4af22404498bea72eee40e30914da8ba95fc6ae32263f784f7e47b519f9d5a8883231ddc4b2ad783957ced7f78fef0a2807c3586a338d8579e816

      Download Submit
    • memory/1164-137-0x0000000000000000-mapping.dmp
      Download
    • memory/2116-135-0x0000000000000000-mapping.dmp
      Download
    • memory/3084-134-0x0000000000000000-mapping.dmp
      Download
    • memory/3748-136-0x0000000000000000-mapping.dmp
      Download
    • memory/4724-132-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/4724-133-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download
    • memory/4724-138-0x0000000001000000-0x000000000112D000-memory.dmp
      Filesize

      1.2MB

      Download