Analysis

  • max time kernel
    69s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    02-05-2022 23:19

General

  • Target

    6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe

  • Size

    1.6MB

  • MD5

    c10d2bea41527aca6482917b80fd63d2

  • SHA1

    dd3e77e9df5b1f0e982edc20249d757cc9682f08

  • SHA256

    6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921

  • SHA512

    a431567fe76d28035c125ddfa8ac00c4d07224ee6c47b5eb2f559eec29f42ff4565f74775689113ff4c5af86bbc515eabb791f82f4365d853f2d513c7974deba

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 8 IoCs
  • Deletes itself 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe
    "C:\Users\Admin\AppData\Local\Temp\6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1004
    • C:\Users\Admin\AppData\Local\Temp\6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe
      "C:\Users\Admin\AppData\Local\Temp\6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1240
      • C:\Windows\SysWOW64\cmd.exe
        /c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\6028c5f115c3c9542f51781132e0a729c2c037a095f6f17a8d962a024f062921.exe
        3⤵
        • Deletes itself
        • Suspicious use of WriteProcessMemory
        PID:1976
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 3
          4⤵
          • Delays execution with timeout.exe
          PID:572

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/572-73-0x0000000000000000-mapping.dmp
  • memory/1004-54-0x0000000000B00000-0x0000000000CA0000-memory.dmp
    Filesize

    1.6MB

  • memory/1004-55-0x0000000075F21000-0x0000000075F23000-memory.dmp
    Filesize

    8KB

  • memory/1004-56-0x0000000000340000-0x0000000000380000-memory.dmp
    Filesize

    256KB

  • memory/1240-62-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-60-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-58-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-63-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-64-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-67-0x000000000041CD22-mapping.dmp
  • memory/1240-66-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-69-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-71-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1240-57-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/1976-72-0x0000000000000000-mapping.dmp