Overview

overview

8

Static

static

d42835d571...cd.exe

windows7-x64

8

d42835d571...cd.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    57s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2022 17:38

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    d42835d57142df29170c664917e655756dce04aa357de44faefc595303515fcd.exe

  • Size

    328KB

  • MD5

    031cf5471bdbc50868f77f8c1cfe2120

  • SHA1

    5e5bfd0a0bd4d0e7cf619af4610fd14a4ec1f2ad

  • SHA256

    d42835d57142df29170c664917e655756dce04aa357de44faefc595303515fcd

  • SHA512

    533aae9b70a1966b33f5680ee93d08d03b5ed560c45e13246e0b90ca48b83493f617cc44baaf8c621a78ad226ef650eedb1917f26289299c28b23411af8624c7

  • SSDEEP

    6144:2yWOeLm+tkxoGQvT+W4+HMc+MEGRQ6saHSMf3z0AzbLUG50Tpm+MmvbWdlL0d5aU:2Cemx0vN3HKGi6sYjJLUGGtedud5tr7

Score
8/10
adwarediscoveryexploitpersistencestealer

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Possible privilege escalation attempt 4 IoCs
    exploit
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
    discovery
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

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

    stealeradware
  • Maps connected drives based on registry 3 TTPs 3 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d42835d57142df29170c664917e655756dce04aa357de44faefc595303515fcd.exe
    "C:\Users\Admin\AppData\Local\Temp\d42835d57142df29170c664917e655756dce04aa357de44faefc595303515fcd.exe"
    1⤵
    • Drops file in Drivers directory
    • Sets service image path in registry
    • Installs/modifies Browser Helper Object
    • Maps connected drives based on registry
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: LoadsDriver
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1376
    • 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:1764
      • 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:1652
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1636
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c takeown /f C:\Windows\SysWOW64\midimap.dll && icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1568
      • C:\Windows\SysWOW64\takeown.exe
        takeown /f C:\Windows\SysWOW64\midimap.dll
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        • Suspicious use of AdjustPrivilegeToken
        PID:1548
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1660
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:1092

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

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

    181B

    MD5

    d57802ae95632b7be5fca645495f7c22

    SHA1

    fd09192dde81545b975706265f3015bd99d2f33e

    SHA256

    7bb0bab425109981cb4cd5991a33d29403868cd537690351998cd86cb22a667f

    SHA512

    4a57c67d8480b45a9bb4ece11dea9e55ca2a42034f8db18ff6090e54602d2669464cff916a85f20d0f87919eb904cc01ade4e962689a1a8b13edb19b849ade6d

    Download Submit
  • memory/1092-65-0x0000000000000000-mapping.dmp
    Download
  • memory/1376-54-0x0000000075091000-0x0000000075093000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1376-55-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1376-56-0x00000000001B0000-0x00000000001D0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1376-57-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1376-58-0x00000000001B0000-0x00000000001D0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1376-66-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1548-63-0x0000000000000000-mapping.dmp
    Download
  • memory/1568-62-0x0000000000000000-mapping.dmp
    Download
  • memory/1636-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1652-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1660-64-0x0000000000000000-mapping.dmp
    Download
  • memory/1764-59-0x0000000000000000-mapping.dmp
    Download