Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    09-01-2023 11:29

General

  • Target

    SecuriteInfo.com.Trojan.GenericKD.64834682.13016.3433.exe

  • Size

    6.7MB

  • MD5

    4b9e8b2f3ea2608442a84b93c3b04545

  • SHA1

    8b4d08b15fc86adf6c7783b8e88cd313f012674e

  • SHA256

    f96864b6f9c6af50b4f71073ea5396e96c5b80bc3024a1531064f43b34497d12

  • SHA512

    0248bee7ba26dcbd086a9c719b8463e013e0121ebcfe3b70f04fb7cd99f2e3da54b243aed3c1e59f7df9fd54717d153999f72a58f53dddcfc757a9ccbb85d811

  • SSDEEP

    196608:7ZH239wkNJymM3IhIKrO1lrG6uFuCkSZnb7d:NH239zTywng8J1Zb7d

Malware Config

Signatures

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • VMProtect packed file 9 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 9 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.64834682.13016.3433.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.64834682.13016.3433.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:820

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/820-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp
    Filesize

    8KB

  • memory/820-55-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-56-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-57-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-59-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-58-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-62-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-63-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-60-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-61-0x0000000077280000-0x0000000077400000-memory.dmp
    Filesize

    1.5MB

  • memory/820-64-0x0000000000AC0000-0x0000000001558000-memory.dmp
    Filesize

    10.6MB

  • memory/820-65-0x0000000077280000-0x0000000077400000-memory.dmp
    Filesize

    1.5MB