Overview

overview

8

Static

static

8

3e2cc46ed1...0d.exe

windows7-x64

8

3e2cc46ed1...0d.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    62s
  • max time network
    72s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    19-11-2022 03:55

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General

  • Target

    3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe

  • Size

    350KB

  • MD5

    2f30c76ed9042c8f18bf3382ae5794f0

  • SHA1

    34e62c96cf1ad16424533481f3798b59f8087a35

  • SHA256

    3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d

  • SHA512

    348f20e5eb905fd53cccdbe0b873d9de5364fa872955eead9ab37cf9df0f7accd36e64104942034f3cfc67f3fe6811785ad48752507354435c8082a9e91d262e

  • SSDEEP

    6144:HyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:H3BdQLL4BE93NGVYZX9BukJlwxSJdEm

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
  • Deletes itself 1 IoCs
  • Modifies file permissions 1 TTPs 2 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 4 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.exe
    "C:\Users\Admin\AppData\Local\Temp\3e2cc46ed1e628108039131102c1b89143147e40381a9b134eb63383d93bf50d.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:1520
    • 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:1780
      • 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:828
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1856
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:808

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

    97280873e24d3671e602335e5baf3489

    SHA1

    15e89335694b3bdf60cf03ea627425bfc2ebe8e6

    SHA256

    b024719875bbe5f25aa04c32fe37218cafbea6d1b6dbdc76427d6906b148b56e

    SHA512

    cb2ab59fce4d218791bdc6fc1ff05caaf668ac64de9614ca1b579eb55d4dfb555c1e91bff903e28f977613ee316f199d1df062cacc9a3bf10b8c4d28f7faee87

    Download Submit
  • memory/808-60-0x0000000000000000-mapping.dmp
    Download
  • memory/828-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1520-54-0x0000000075C31000-0x0000000075C33000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1520-55-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1520-56-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1520-61-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1780-57-0x0000000000000000-mapping.dmp
    Download
  • memory/1856-59-0x0000000000000000-mapping.dmp
    Download