Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 10:35

General

  • Target

    Dokumenty, sverka za ves' aprel'.exe

  • Size

    1.2MB

  • MD5

    3448bd5bfb42260c58d727ae038a3692

  • SHA1

    e4581240bbb01ed6c76a1a7f4baccfaf80a0989a

  • SHA256

    25fe3949ffb0fb49cc27992f89558c45abdda778e775a58fde4647fb36dcafff

  • SHA512

    2eed63faeca539e8679744fad79d60b406f038f845f5ca9e2f9288d8622da1f8ed33f4d3b90f68b9f23cb6a3bf5ba6afc4af195c9963423315c09c8640abeef3

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Dokumenty, sverka za ves' aprel'.exe
    "C:\Users\Admin\AppData\Local\Temp\Dokumenty, sverka za ves' aprel'.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3948
    • C:\Users\Admin\AppData\Local\Temp\Dokumenty, sverka za ves' aprel'.exe
      "C:\Users\Admin\AppData\Local\Temp\Dokumenty, sverka za ves' aprel'.exe" dfsr
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4504
      • C:\Windows\SYSTEM32\cmd.exe
        cmd.exe /c ping 127.0.0.1 & del /F /Q "C:\Users\Admin\AppData\Local\Temp\Dokumenty, sverka za ves' aprel'.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:340
        • C:\Windows\system32\PING.EXE
          ping 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:1208

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Replay Monitor

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Downloads

  • memory/340-134-0x0000000000000000-mapping.dmp
  • memory/1208-135-0x0000000000000000-mapping.dmp
  • memory/3948-132-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB

  • memory/3948-131-0x00000000006C0000-0x00000000006CE000-memory.dmp
    Filesize

    56KB

  • memory/4504-130-0x0000000000000000-mapping.dmp
  • memory/4504-133-0x0000000000400000-0x000000000052A000-memory.dmp
    Filesize

    1.2MB