Overview

overview

8

Static

static

8

96378dc27a...1f.exe

windows7-x64

8

96378dc27a...1f.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    62s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02-10-2022 23:09

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General

  • Target

    96378dc27af88a1fd79c47f0ed4c48937a61ef0171d4d8b0477b204c6fc6391f.exe

  • Size

    350KB

  • MD5

    706ad4b575fe2ddf15af1f7436459530

  • SHA1

    8a47c755d727b3659ad45f159c6c02ef3e2d3f03

  • SHA256

    96378dc27af88a1fd79c47f0ed4c48937a61ef0171d4d8b0477b204c6fc6391f

  • SHA512

    565e325aaa708620c2207cb9bd523e5be4e21a449fafdb697a2822ba1350ffa0b60b42ab05f84a6f175a1a7d4cf33dbaf7828cfa1f902962e5e74b8416047ad4

  • SSDEEP

    6144:GyXu7IEBSsQ9ElMwm60lmqs7MTRGA3h3GVqdppJXEGhBukJF/KAwxFUOWdEmh:G3BdQLL4BE93NGVYZX9BukJlwxSJdEm

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\96378dc27af88a1fd79c47f0ed4c48937a61ef0171d4d8b0477b204c6fc6391f.exe
    "C:\Users\Admin\AppData\Local\Temp\96378dc27af88a1fd79c47f0ed4c48937a61ef0171d4d8b0477b204c6fc6391f.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:1348
    • 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:1784
      • 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:1752
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1652
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:552

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

    7d29ff033138dc49c661f1e3e3ecb90c

    SHA1

    ec9e8151ff50e97e25f85bc8f87f39d52c66901c

    SHA256

    6d2085a8d0990c6722f79805aa37ecf24562f03e8047c1ae24fd02ae2646fc80

    SHA512

    d961c1fde81dd671d1c674f0738bbd87c937f929d1553b307fffd53000f29a4895ecc1a4b90e28359eb23f9c015387de8a2daa0be94beac63338d39094b46d5c

    Download Submit
  • memory/552-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1348-54-0x00000000750A1000-0x00000000750A3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1348-55-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1348-56-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1348-61-0x0000000001000000-0x000000000112D000-memory.dmp
    Filesize

    1.2MB

    Download
  • memory/1652-59-0x0000000000000000-mapping.dmp
    Download
  • memory/1752-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1784-57-0x0000000000000000-mapping.dmp
    Download