Overview

overview

8

Static

static

25538f9218...ce.exe

windows7-x64

8

25538f9218...ce.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    91s
  • max time network
    80s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07-11-2022 13:59

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    25538f92187a715a0b529d649baf4b2e32b50a6d43171d63c05135767f23eece.exe

  • Size

    328KB

  • MD5

    0e07c9d7250a78436faaeeaa37d7c490

  • SHA1

    2f5454baad432a8d3675e711e05482081343161d

  • SHA256

    25538f92187a715a0b529d649baf4b2e32b50a6d43171d63c05135767f23eece

  • SHA512

    7bd6e3b497cb900fb139d1c623d117b58b8939dca39d49a51aa79e2ccab37cd24f7f851df28e07eef8aa42adef026222a372c732506a4bd4d6357df6135f5442

  • SSDEEP

    6144:hyWOeLm+tkxoGQvT+W4+HMc+MEGRQ6saHSMf3z0AzbLUG50Tpm+MmvbWdlL0d5aU:hCemx0vN3HKGi6sYjJLUGGtedud5tr7

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\25538f92187a715a0b529d649baf4b2e32b50a6d43171d63c05135767f23eece.exe
    "C:\Users\Admin\AppData\Local\Temp\25538f92187a715a0b529d649baf4b2e32b50a6d43171d63c05135767f23eece.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:1852
    • 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:1160
      • 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:752
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1144
    • 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:1756
      • 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:324
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:536
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:1480

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

    6033a893343f9947570212d958cd9ae9

    SHA1

    3c8668511e54eed8d9d9e6c7fb35ea97e0f2bd39

    SHA256

    9da0da3647c60dad1ed774537fa1ba51fb1a51d2bb634e3f35e237285f573913

    SHA512

    3132e77877549c3d998bdc865999a7c901ee10ec0e879f44099586645d1aae9a64c8574e2fa335a6bd021d9cec3b41118d1dd62e697b20388dc3bac1a3047644

    Download Submit
  • memory/324-63-0x0000000000000000-mapping.dmp
    Download
  • memory/536-64-0x0000000000000000-mapping.dmp
    Download
  • memory/752-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1144-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1160-59-0x0000000000000000-mapping.dmp
    Download
  • memory/1480-65-0x0000000000000000-mapping.dmp
    Download
  • memory/1756-62-0x0000000000000000-mapping.dmp
    Download
  • memory/1852-58-0x00000000001B0000-0x00000000001D0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1852-54-0x0000000075521000-0x0000000075523000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1852-57-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1852-56-0x00000000001B0000-0x00000000001D0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1852-66-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1852-55-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download