Analysis

  • max time kernel
    134s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    23-01-2025 02:16

General

  • Target

    1a9dc2fbfe2257278e6452872cdbd18c50bf5c7142dd04c772f1633a7f20fd0d.exe

  • Size

    235KB

  • MD5

    0b9c6adaad6b250ad72923c2014b44b0

  • SHA1

    7b9f82bef71e2d4ddfc258c2d1b7e7c5f76547fe

  • SHA256

    1a9dc2fbfe2257278e6452872cdbd18c50bf5c7142dd04c772f1633a7f20fd0d

  • SHA512

    3b9e734d09e8f01751d370aaff2cbe68ecaf18ec78ef6cc97974ff1ab8c5fe8db2b8b942e86b4b15e8f2657f5f5141088ca0cbe5b845b878732d3bed521aa0b7

  • SSDEEP

    6144:ZLV6Bta6dtJmakIM5HrnJk4wyKmtkn3Y2AI:ZLV6Btpmkmd2etYIU

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Nanocore family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1a9dc2fbfe2257278e6452872cdbd18c50bf5c7142dd04c772f1633a7f20fd0d.exe
    "C:\Users\Admin\AppData\Local\Temp\1a9dc2fbfe2257278e6452872cdbd18c50bf5c7142dd04c772f1633a7f20fd0d.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "SCSI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAFBF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2528
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "SCSI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB04D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpAFBF.tmp

    Filesize

    1KB

    MD5

    63db107e00f40cb470f0935db4a66384

    SHA1

    4b70e5436ac5668ce13bba768e7644eab47b93b4

    SHA256

    86e67799f72cabbbe69dff7cca89a93a35fafb0fee23b9fcdf48325f3942a9e8

    SHA512

    8d2adc892472f78550182a9fc44f5ee15e7f5cd7b166af8aa795ffa4cf24c1516a435680d944d18b82b38d15e575b61ca44fc7ad035d15c3e3bf537b9fdf0e68

  • C:\Users\Admin\AppData\Local\Temp\tmpB04D.tmp

    Filesize

    1KB

    MD5

    9a559f229be0944bc3dc813cde333f50

    SHA1

    0e97c97eea032b499ff060e799581e32beeceb09

    SHA256

    a63d853679aa655cced3b62a10855c56f9efd9b50770738b408d728008f73330

    SHA512

    4cbb2f77283500e86ecf79fd2cbd31d10c3af2fcf6c9a557ee0b1edead229dc07d63a5030b60df57458d52ef8c2a42ec199d2d4cdca387400d047df25b593c68

  • memory/2076-0-0x0000000074501000-0x0000000074502000-memory.dmp

    Filesize

    4KB

  • memory/2076-1-0x0000000074500000-0x0000000074AAB000-memory.dmp

    Filesize

    5.7MB

  • memory/2076-2-0x0000000074500000-0x0000000074AAB000-memory.dmp

    Filesize

    5.7MB

  • memory/2076-10-0x0000000074500000-0x0000000074AAB000-memory.dmp

    Filesize

    5.7MB