Analysis

  • max time kernel
    105s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/10/2023, 20:23

General

  • Target

    NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

  • Size

    7.5MB

  • MD5

    551d883bdc28b7156ec1ff4884e944d0

  • SHA1

    4d41b77ddf97bb3d1b06af996a7734249e450284

  • SHA256

    a35d1e4e5339a9568a2ef066a66ece7a9c95dd130993789a2d980719d5151f20

  • SHA512

    18ea69045f459de4115e133ceaf4c0989162617f52c2c6ae8c97282507159146bedfd7191d86128477c3f97e5911b9842c79501cb18305f2c77bcd308a793231

  • SSDEEP

    196608:LspMRop2WowlB2sDfD+g+Sq/rUdDH60IXeDn3Se:LuMRe6wz2sDf1+Sq/4a0IuDn3

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Obfuscated with Agile.Net obfuscator 9 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Delays execution with timeout.exe 1 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\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe
      "C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      PID:1528
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C timeout /T 3 & del "C:\Users\Admin\AppData\Local\Temp\*.tmp"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4852
      • C:\Windows\SysWOW64\timeout.exe
        timeout /T 3
        3⤵
        • Delays execution with timeout.exe
        PID:4668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    60170f5c6953f21f9dda2ce4c9a7a376

    SHA1

    19c18ca5f49a2920c61e8f5123ca8c91f305a9a1

    SHA256

    8e6654fc8cdc31f4d3aa2f747f03d962dd0db9cc81a7b3c2bb4a435e6bac8c07

    SHA512

    872d4c43a44b517bbcc7b8f40fc5b15649e829e831163a6befb6eade7e2419f48521a8dde25124a376a48a41341147c3636034efd7dbdfde8e438dc88fb9a971

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    60170f5c6953f21f9dda2ce4c9a7a376

    SHA1

    19c18ca5f49a2920c61e8f5123ca8c91f305a9a1

    SHA256

    8e6654fc8cdc31f4d3aa2f747f03d962dd0db9cc81a7b3c2bb4a435e6bac8c07

    SHA512

    872d4c43a44b517bbcc7b8f40fc5b15649e829e831163a6befb6eade7e2419f48521a8dde25124a376a48a41341147c3636034efd7dbdfde8e438dc88fb9a971

  • C:\Users\Admin\AppData\Local\Temp\NEAS.551d883bdc28b7156ec1ff4884e944d0.exe

    Filesize

    7.5MB

    MD5

    60170f5c6953f21f9dda2ce4c9a7a376

    SHA1

    19c18ca5f49a2920c61e8f5123ca8c91f305a9a1

    SHA256

    8e6654fc8cdc31f4d3aa2f747f03d962dd0db9cc81a7b3c2bb4a435e6bac8c07

    SHA512

    872d4c43a44b517bbcc7b8f40fc5b15649e829e831163a6befb6eade7e2419f48521a8dde25124a376a48a41341147c3636034efd7dbdfde8e438dc88fb9a971

  • memory/1528-248-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/1528-249-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/1528-310-0x0000000000400000-0x0000000000FA9000-memory.dmp

    Filesize

    11.7MB

  • memory/1528-305-0x0000000002C10000-0x0000000002C50000-memory.dmp

    Filesize

    256KB

  • memory/1528-250-0x0000000002C10000-0x0000000002C50000-memory.dmp

    Filesize

    256KB

  • memory/2744-37-0x0000000003740000-0x0000000003750000-memory.dmp

    Filesize

    64KB

  • memory/2744-56-0x00000000733D0000-0x0000000073459000-memory.dmp

    Filesize

    548KB

  • memory/2744-8-0x0000000002D50000-0x0000000002D51000-memory.dmp

    Filesize

    4KB

  • memory/2744-9-0x0000000002D10000-0x0000000002D50000-memory.dmp

    Filesize

    256KB

  • memory/2744-39-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-11-0x0000000075AA0000-0x0000000075D21000-memory.dmp

    Filesize

    2.5MB

  • memory/2744-13-0x0000000076F90000-0x0000000077073000-memory.dmp

    Filesize

    908KB

  • memory/2744-12-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2744-14-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-15-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-16-0x00000000733D0000-0x0000000073459000-memory.dmp

    Filesize

    548KB

  • memory/2744-17-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-18-0x0000000075D30000-0x0000000075F45000-memory.dmp

    Filesize

    2.1MB

  • memory/2744-19-0x0000000076190000-0x00000000761B4000-memory.dmp

    Filesize

    144KB

  • memory/2744-20-0x0000000076AF0000-0x0000000076C10000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-21-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-22-0x00000000778C0000-0x000000007797F000-memory.dmp

    Filesize

    764KB

  • memory/2744-23-0x0000000076C80000-0x0000000076D3F000-memory.dmp

    Filesize

    764KB

  • memory/2744-24-0x0000000075920000-0x0000000075972000-memory.dmp

    Filesize

    328KB

  • memory/2744-26-0x0000000075F50000-0x0000000075FE6000-memory.dmp

    Filesize

    600KB

  • memory/2744-27-0x0000000077A60000-0x0000000077AA5000-memory.dmp

    Filesize

    276KB

  • memory/2744-28-0x0000000075110000-0x000000007519D000-memory.dmp

    Filesize

    564KB

  • memory/2744-25-0x0000000075AA0000-0x0000000075D21000-memory.dmp

    Filesize

    2.5MB

  • memory/2744-29-0x0000000075100000-0x000000007510F000-memory.dmp

    Filesize

    60KB

  • memory/2744-30-0x00000000750F0000-0x00000000750F8000-memory.dmp

    Filesize

    32KB

  • memory/2744-31-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2744-32-0x0000000074920000-0x0000000074934000-memory.dmp

    Filesize

    80KB

  • memory/2744-33-0x0000000074870000-0x000000007491B000-memory.dmp

    Filesize

    684KB

  • memory/2744-35-0x00000000733D0000-0x0000000073459000-memory.dmp

    Filesize

    548KB

  • memory/2744-36-0x00000000732C0000-0x00000000733C5000-memory.dmp

    Filesize

    1.0MB

  • memory/2744-6-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-38-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-10-0x0000000075D30000-0x0000000075F45000-memory.dmp

    Filesize

    2.1MB

  • memory/2744-7-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-1-0x0000000002D10000-0x0000000002D50000-memory.dmp

    Filesize

    256KB

  • memory/2744-40-0x0000000075D30000-0x0000000075F45000-memory.dmp

    Filesize

    2.1MB

  • memory/2744-58-0x0000000003740000-0x0000000003750000-memory.dmp

    Filesize

    64KB

  • memory/2744-59-0x000000000A300000-0x000000000ACF2000-memory.dmp

    Filesize

    9.9MB

  • memory/2744-60-0x000000000C180000-0x000000000C444000-memory.dmp

    Filesize

    2.8MB

  • memory/2744-61-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-62-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-63-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-65-0x0000000003020000-0x0000000003021000-memory.dmp

    Filesize

    4KB

  • memory/2744-64-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-75-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2744-74-0x0000000077A50000-0x0000000077A51000-memory.dmp

    Filesize

    4KB

  • memory/2744-78-0x0000000010000000-0x0000000010005000-memory.dmp

    Filesize

    20KB

  • memory/2744-77-0x0000000077A20000-0x0000000077A21000-memory.dmp

    Filesize

    4KB

  • memory/2744-79-0x0000000077B40000-0x0000000077B41000-memory.dmp

    Filesize

    4KB

  • memory/2744-89-0x0000000077890000-0x0000000077891000-memory.dmp

    Filesize

    4KB

  • memory/2744-93-0x00000000779C0000-0x00000000779C1000-memory.dmp

    Filesize

    4KB

  • memory/2744-92-0x00000000778B0000-0x00000000778B1000-memory.dmp

    Filesize

    4KB

  • memory/2744-95-0x00000000778A0000-0x00000000778A1000-memory.dmp

    Filesize

    4KB

  • memory/2744-94-0x0000000077A30000-0x0000000077A31000-memory.dmp

    Filesize

    4KB

  • memory/2744-97-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-99-0x00000000779F0000-0x00000000779F1000-memory.dmp

    Filesize

    4KB

  • memory/2744-2-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-52-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2744-100-0x0000000077A00000-0x0000000077A01000-memory.dmp

    Filesize

    4KB

  • memory/2744-98-0x0000000077A40000-0x0000000077A41000-memory.dmp

    Filesize

    4KB

  • memory/2744-234-0x00000000125E0000-0x0000000012B84000-memory.dmp

    Filesize

    5.6MB

  • memory/2744-235-0x0000000077A10000-0x0000000077A11000-memory.dmp

    Filesize

    4KB

  • memory/2744-237-0x00000000779B0000-0x00000000779B1000-memory.dmp

    Filesize

    4KB

  • memory/2744-307-0x0000000002D10000-0x0000000002D50000-memory.dmp

    Filesize

    256KB

  • memory/2744-306-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB

  • memory/2744-308-0x0000000074940000-0x00000000750F0000-memory.dmp

    Filesize

    7.7MB

  • memory/2744-309-0x000000000C450000-0x000000000C569000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-0-0x0000000000400000-0x0000000000F9F000-memory.dmp

    Filesize

    11.6MB