Analysis

  • max time kernel
    16s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 19:37

General

  • Target

    a4d3271116e9032601aab96d774c25e382ac94ba8e66a1be47665bb8214a45d7.exe

  • Size

    6.7MB

  • MD5

    0263be34f2e00787125321e5d67188c0

  • SHA1

    070c93dcad0988ffaa1b85452c0e8213400931b3

  • SHA256

    a4d3271116e9032601aab96d774c25e382ac94ba8e66a1be47665bb8214a45d7

  • SHA512

    1468320645f928de66eb3eb8543e50d6677f7d462b02884212cc4b27c3a26ca094ecac5c11bfd3710c75d0af1cb0b82c1e26988adb1db9afbff794a84609e4ed

  • SSDEEP

    98304:1mm4zcSJVdEdF2U259PTFwUHcCDUFeOsR7maiBZKmDqs0eYfe+gVVtTcM/pC:1I6rGHxVUX63Hs0eYfvcVtTl

Malware Config

Signatures

  • PrivateLoader

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

  • 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.

  • 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
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a4d3271116e9032601aab96d774c25e382ac94ba8e66a1be47665bb8214a45d7.exe
    "C:\Users\Admin\AppData\Local\Temp\a4d3271116e9032601aab96d774c25e382ac94ba8e66a1be47665bb8214a45d7.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:1232

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1232-54-0x0000000075D01000-0x0000000075D03000-memory.dmp
    Filesize

    8KB

  • memory/1232-55-0x0000000000C90000-0x000000000194B000-memory.dmp
    Filesize

    12.7MB

  • memory/1232-58-0x0000000000C90000-0x000000000194B000-memory.dmp
    Filesize

    12.7MB

  • memory/1232-59-0x0000000000C90000-0x000000000194B000-memory.dmp
    Filesize

    12.7MB

  • memory/1232-60-0x0000000000C90000-0x000000000194B000-memory.dmp
    Filesize

    12.7MB