Analysis

  • max time kernel
    97s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2022, 19:42

General

  • Target

    b99cffdef58d4d86fd504e95bed3c72fb330d7a9ac9e017c503bbbdd5540aa1a.exe

  • Size

    58KB

  • MD5

    55754081374839094549b2c3a7de48eb

  • SHA1

    9655f947a57f7a58b8bab0e223e59a38c9edb8ac

  • SHA256

    b99cffdef58d4d86fd504e95bed3c72fb330d7a9ac9e017c503bbbdd5540aa1a

  • SHA512

    8e34d466ade463a563c0119b0fddc1c3c69003d8e4bd238ff23689bfa71bef25cedd0912426ea617e6dcad8c9ea0ff97660aaac50ed8c6d44cd74ebc27ed8fee

  • SSDEEP

    1536:tByv8PT5o71ehn5AY4/OXxXyXXO3BfNyjjjjjjuU8J:tByvGy7185TuugXXKfPUc

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b99cffdef58d4d86fd504e95bed3c72fb330d7a9ac9e017c503bbbdd5540aa1a.exe
    "C:\Users\Admin\AppData\Local\Temp\b99cffdef58d4d86fd504e95bed3c72fb330d7a9ac9e017c503bbbdd5540aa1a.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: MapViewOfSection
    PID:1776
  • C:\Windows\syswow64\svchost.exe
    "C:\Windows\syswow64\svchost.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:1628

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1264-58-0x00000000775C0000-0x0000000077769000-memory.dmp

    Filesize

    1.7MB

  • memory/1264-59-0x0000000002170000-0x0000000002178000-memory.dmp

    Filesize

    32KB

  • memory/1264-60-0x00000000775C0000-0x0000000077769000-memory.dmp

    Filesize

    1.7MB

  • memory/1628-61-0x0000000075F01000-0x0000000075F03000-memory.dmp

    Filesize

    8KB

  • memory/1776-54-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1776-55-0x0000000000400000-0x0000000000411000-memory.dmp

    Filesize

    68KB

  • memory/1776-56-0x00000000003E0000-0x00000000003F9000-memory.dmp

    Filesize

    100KB

  • memory/1776-57-0x00000000003E0000-0x00000000003F9000-memory.dmp

    Filesize

    100KB