Analysis

  • max time kernel
    99s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    16-05-2022 12:54

General

  • Target

    8523a03188911d6b07fd467ae4a6df79a139c746345031941a8b4a6da369275f.exe

  • Size

    720KB

  • MD5

    971c48d6dc3f593485bf2577266d2da7

  • SHA1

    a9d1b83dd950414be286ec41365ac9b6bfe1bcbf

  • SHA256

    8523a03188911d6b07fd467ae4a6df79a139c746345031941a8b4a6da369275f

  • SHA512

    89229a9e4fb51ef1e7aba83703bd08677a59c416136cb6d5c5df0804e4481c48d655bbc394295eb1858a2de0994e63b3daf67ed9678bc948be4aa6b159606819

Malware Config

Signatures

  • Taurus Stealer

    Taurus is an infostealer first seen in June 2020.

  • Taurus Stealer Payload 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8523a03188911d6b07fd467ae4a6df79a139c746345031941a8b4a6da369275f.exe
    "C:\Users\Admin\AppData\Local\Temp\8523a03188911d6b07fd467ae4a6df79a139c746345031941a8b4a6da369275f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Users\Admin\AppData\Local\Temp\8523a03188911d6b07fd467ae4a6df79a139c746345031941a8b4a6da369275f.exe
      "{path}"
      2⤵
      • Modifies system certificate store
      PID:1564

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

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1312-54-0x0000000000D00000-0x0000000000DBA000-memory.dmp
    Filesize

    744KB

  • memory/1312-55-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
    Filesize

    8KB

  • memory/1312-56-0x00000000003B0000-0x00000000003BA000-memory.dmp
    Filesize

    40KB

  • memory/1312-57-0x0000000005160000-0x00000000051C4000-memory.dmp
    Filesize

    400KB

  • memory/1312-58-0x00000000005E0000-0x000000000061E000-memory.dmp
    Filesize

    248KB

  • memory/1564-65-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-64-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-68-0x00000000004170C6-mapping.dmp
  • memory/1564-67-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-70-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-62-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-60-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-59-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1564-72-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB