Analysis

  • max time kernel
    141s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    12-04-2021 18:01

General

  • Target

    c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59.exe

  • Size

    356KB

  • MD5

    0f62ad64933edb9e9a62124f8f965d8c

  • SHA1

    56f858b120126d45e384da71cc198a4f8f87870f

  • SHA256

    c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59

  • SHA512

    61e28fd209bbe5ee006e5afc751fe441a89d98ca2471139ff5c6f825af402b408d90d8fab8acf51116d09e6d4329220f6a24238f8bdd282711181cf6231c677e

Malware Config

Extracted

Family

azorult

C2

https://sterline.lt/lokk/32/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses cryptocurrency files/wallets, 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
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59.exe
    "C:\Users\Admin\AppData\Local\Temp\c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59.exe
      C:\Users\Admin\AppData\Local\Temp\c6971c3516ab280c7c6985ccc94062547116fcd3a7593fc84704030169c16e59.exe
      2⤵
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      PID:2628

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2256-114-0x0000000000B90000-0x0000000000B91000-memory.dmp
    Filesize

    4KB

  • memory/2256-116-0x0000000002EF0000-0x0000000002EF2000-memory.dmp
    Filesize

    8KB

  • memory/2256-117-0x0000000005420000-0x0000000005473000-memory.dmp
    Filesize

    332KB

  • memory/2256-118-0x0000000002E10000-0x0000000002E11000-memory.dmp
    Filesize

    4KB

  • memory/2256-119-0x00000000054F0000-0x00000000054F1000-memory.dmp
    Filesize

    4KB

  • memory/2256-120-0x0000000005E50000-0x0000000005E51000-memory.dmp
    Filesize

    4KB

  • memory/2628-121-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/2628-122-0x000000000041A1F8-mapping.dmp
  • memory/2628-123-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB