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Analysis

  • max time kernel
    1795s
  • max time network
    1350s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-11-2020 06:42

General

  • Target

    Endermanch@AntivirusPro2017.exe

  • Size

    816KB

  • MD5

    7dfbfba1e4e64a946cb096bfc937fbad

  • SHA1

    9180d2ce387314cd4a794d148ea6b14084c61e1b

  • SHA256

    312f082ea8f64609d30ff62b11f564107bf7a4ec9e95944dfd3da57c6cdb4e94

  • SHA512

    f47b05b9c294688811dd72d17f815cce6c90f96d78f6835804d5182e2f4bfbd2d6738de854b8a79dea6345f9372ba76a36920e51e6cb556ef4b38b620e887eb4

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 56 IoCs
  • Suspicious use of SendNotifyMessage 56 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Endermanch@AntivirusPro2017.exe
    "C:\Users\Admin\AppData\Local\Temp\Endermanch@AntivirusPro2017.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:796
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x3e4
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1800

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Bootkit

1
T1067

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads