Overview

overview

8

Static

static

dbb678e2a6...e5.exe

windows7-x64

8

dbb678e2a6...e5.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    60s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 14:49

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    dbb678e2a66e25f48621cbbfce539c0fe6533f0935238f7e7e2e86a5736c80e5.exe

  • Size

    328KB

  • MD5

    2699986e741ba577ae2217661e60b0ba

  • SHA1

    66da102297cf31f2622341e2a178df6219c0e76c

  • SHA256

    dbb678e2a66e25f48621cbbfce539c0fe6533f0935238f7e7e2e86a5736c80e5

  • SHA512

    74e4f842c688638dde64a3963de326a0f6e7f29d3b4e62a6081fc293dbeccd9a37b9b208eee67680f12f8475ac2a2b3b0ae136275f59fb6bff51ba3ad45af48b

  • SSDEEP

    6144:byWOeLm+tkxoGQvT+W4+HMc+MEGRQ6saHSMf3z0AzbLUG50Tpm+MmvbWdlL0d5aU:bCemx0vN3HKGi6sYjJLUGGtedud5tr7

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\dbb678e2a66e25f48621cbbfce539c0fe6533f0935238f7e7e2e86a5736c80e5.exe
    "C:\Users\Admin\AppData\Local\Temp\dbb678e2a66e25f48621cbbfce539c0fe6533f0935238f7e7e2e86a5736c80e5.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:1288
    • 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:1672
      • 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:568
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\wshtcpip.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:944
    • 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:1056
      • 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:876
      • C:\Windows\SysWOW64\icacls.exe
        icacls C:\Windows\SysWOW64\midimap.dll /grant administrators:F
        3⤵
        • Possible privilege escalation attempt
        • Modifies file permissions
        PID:1444
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\ahnmove.bat
      2⤵
      • Deletes itself
      PID:1680

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

    b73686a130731538d01fcd975f8c3d00

    SHA1

    d527569ae522580ca0c46146cb82478b2f94bf4d

    SHA256

    8cd6804532c0d8a6e21e3f76abeab37136698be89a2be9ddbc853eff7679f12c

    SHA512

    952dcb256f6f596b4ae4adc17a9ad8a271964a642d066e8e1f7ab75c3a112fefa8df8b4d90e11d472397a348a75ed7baf240188c95a0b52e749080f7edb0e1bb

    Download Submit
  • memory/568-59-0x0000000000000000-mapping.dmp
    Download
  • memory/876-62-0x0000000000000000-mapping.dmp
    Download
  • memory/944-60-0x0000000000000000-mapping.dmp
    Download
  • memory/1056-61-0x0000000000000000-mapping.dmp
    Download
  • memory/1288-57-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1288-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1288-56-0x0000000000220000-0x0000000000240000-memory.dmp
    Filesize

    128KB

    Download
  • memory/1288-65-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1288-55-0x0000000001000000-0x000000000116A000-memory.dmp
    Filesize

    1.4MB

    Download
  • memory/1444-63-0x0000000000000000-mapping.dmp
    Download
  • memory/1672-58-0x0000000000000000-mapping.dmp
    Download
  • memory/1680-64-0x0000000000000000-mapping.dmp
    Download