Analysis

  • max time kernel
    152s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2024 15:39

General

  • Target

    7df8edaa8a8b2412a77e89ad13496b51.exe

  • Size

    351KB

  • MD5

    7df8edaa8a8b2412a77e89ad13496b51

  • SHA1

    ee567909d3b5862a02702870f1227e999bf1becf

  • SHA256

    4e58387e1431f77f2fb4f103f82f7e5703daa02e039e352f05384c2ea300d103

  • SHA512

    f01eed16bf3ad7912b4886a48cef58c9d0ccb34d391b77a122ed2c0f0a2e5855a6d456435c4955c9e67df619b3e1c952a4f4a06b387fb4280f790d7b942acfa4

  • SSDEEP

    3072:dJ1IpLEoO3wZ699/ddzJ2yDRForgjJqUQhM9jb26est5Fh6m5Pa6BV95j:duLhO3wZ699/PJTFqENTQhalhtC6BVX

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Signatures

  • BetaBot

    Beta Bot is a Trojan that infects computers and disables Antivirus.

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Disables taskbar notifications via registry modification
  • Disables use of System Restore points 1 TTPs
  • Sets file execution options in registry 2 TTPs 20 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks for any installed AV software in registry 1 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
  • NSIS installer 3 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • NTFS ADS 2 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Deletes itself
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1264
    • C:\Users\Admin\AppData\Local\Temp\7df8edaa8a8b2412a77e89ad13496b51.exe
      "C:\Users\Admin\AppData\Local\Temp\7df8edaa8a8b2412a77e89ad13496b51.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2884
    • C:\Users\Admin\AppData\Local\Temp\E2B1.exe
      C:\Users\Admin\AppData\Local\Temp\E2B1.exe
      2⤵
      • Sets file execution options in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2716
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies firewall policy service
        • Sets file execution options in registry
        • Checks BIOS information in registry
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops desktop.ini file(s)
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • NTFS ADS
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2868
        • C:\Users\Admin\AppData\Local\Temp\3qc15ay1_1.exe
          /suac
          4⤵
          • Modifies firewall policy service
          • Sets file execution options in registry
          • Executes dropped EXE
          • Checks for any installed AV software in registry
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2668
          • C:\Windows\SysWOW64\regedit.exe
            "C:\Windows\SysWOW64\regedit.exe"
            5⤵
            • Modifies security service
            • Sets file execution options in registry
            • Sets service image path in registry
            • Runs regedit.exe
            • Suspicious use of AdjustPrivilegeToken
            PID:1356
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\3qc15ay1.exe" /RL HIGHEST
            5⤵
            • Creates scheduled task(s)
            PID:2300
    • C:\Users\Admin\AppData\Local\Temp\EE46.exe
      C:\Users\Admin\AppData\Local\Temp\EE46.exe
      2⤵
      • Executes dropped EXE
      PID:2976
  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1220
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:880

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\E2B1.exe

        Filesize

        360KB

        MD5

        80c413180b6bd0dd664adc4e0665b494

        SHA1

        e791e4a3391fc6b7bcb58399cd4fa3c52a06b940

        SHA256

        6d99cec56614b6b8a23dfa84a50c6bbfde535411c6366ac2bcc20c9f5af62880

        SHA512

        347f4ae6f308b37d055a6177478e45ab3838d7020abed70c7aa138d2c3771e709de204da8550aebdcaa6139d869dc7328cc7e645c4dd48d1066f9ad70225644a

      • C:\Users\Admin\AppData\Local\Temp\EE46.exe

        Filesize

        4KB

        MD5

        9e64fe697307bf3f7a298a08877c03ff

        SHA1

        6b84b3f8a0ad7a5f0220ac94d6d9768665217fcc

        SHA256

        226d15c22ef99bb665e1ace7600cf2782669a1aeb1c0562b92eec14c19a624f7

        SHA512

        4f0490758b6337af1f6a60de14ea005fd8910a16439b19fa026a56bd1e6623346939e0308d8593cdfe129bdb11a0869451ffc708047f1a495c61b127f66a9747

      • C:\Users\Admin\AppData\Local\Temp\EE46.exe

        Filesize

        14KB

        MD5

        bdc2f250b9d62226a6efa9994073edd3

        SHA1

        371dc9688ec17914e12575bdc7e5b83d32b999af

        SHA256

        e70b58c4a47bd2ee2a1e552c9818e0041b2b3ec1f4b62196e1778883a49ee681

        SHA512

        c163a93e3105c207aca056884cd80519fd84f6b6206090867645ffeba2cdc9d48ac595e27c4640cba0a07dbf19b6d5900d8f592fd6075a18eeb437bdd027da27

      • C:\Users\Admin\AppData\Local\Temp\EE46.exe

        Filesize

        280KB

        MD5

        c37b2a3049eef34118bec287a121dfc2

        SHA1

        e18f2678f3decf739eaaf3b30c493a381ac0ecbd

        SHA256

        562907694f173c2c9c35b56fea722a4785031d1fc8ec8099a44999b8b7d16645

        SHA512

        47aa2d7ddb467c473b44a348f4bdd2deb9fb04a0e7dbd6ee70238ab8396e5c38eb648fc8f4c42edb6f8e781dcc00304b5da56eeb6d3210ffd309637a78a2df8b

      • C:\Users\Admin\AppData\Roaming\ggigvab

        Filesize

        49KB

        MD5

        d06156e9cd800310b171e793eec5b5e5

        SHA1

        f96950063fb0250ffdc05063ff88795f66b8c3d4

        SHA256

        c70917844f4a012cfb705e8eb5aaee323349c7e46a70353e6a254e96be0a09f3

        SHA512

        77354136203d10281f059f1d406806ceb77343b93d1899d90369fefa274d7e3f1266b23a01226f2307791ae9ed3fd2185ba58fea05608e12c140a8a93752990e

      • \Users\Admin\AppData\Local\Temp\3qc15ay1_1.exe

        Filesize

        6KB

        MD5

        4b83c3247a04c1b453c48c41b8838a15

        SHA1

        55025a7e944ff298d4532cbdb4a7c5e40faa4cc7

        SHA256

        ebdadacdaad5d6eecc0d1f3ee834d7db407b3a7f07f645a4e2ca49f2df248c5d

        SHA512

        a80b124199196fd6b01603047d0a6e056f25e86b1d1c411d2d689f85bf293885043685d443b7a56e3cb7d5d3f4335424db2317d53dd431476b6ebac9f039c214

      • memory/880-109-0x0000000076E01000-0x0000000076E02000-memory.dmp

        Filesize

        4KB

      • memory/1264-5-0x0000000002B10000-0x0000000002B26000-memory.dmp

        Filesize

        88KB

      • memory/1264-59-0x0000000076E01000-0x0000000076E02000-memory.dmp

        Filesize

        4KB

      • memory/1264-94-0x0000000002AF0000-0x0000000002AF1000-memory.dmp

        Filesize

        4KB

      • memory/1356-100-0x0000000000BB0000-0x0000000000C16000-memory.dmp

        Filesize

        408KB

      • memory/1356-99-0x0000000000BB0000-0x0000000000C16000-memory.dmp

        Filesize

        408KB

      • memory/1356-104-0x0000000000BB0000-0x0000000000C15000-memory.dmp

        Filesize

        404KB

      • memory/1356-103-0x0000000000090000-0x000000000009B000-memory.dmp

        Filesize

        44KB

      • memory/2668-84-0x00000000003F0000-0x0000000000456000-memory.dmp

        Filesize

        408KB

      • memory/2668-89-0x00000000003F0000-0x0000000000456000-memory.dmp

        Filesize

        408KB

      • memory/2668-106-0x0000000000010000-0x000000000006D000-memory.dmp

        Filesize

        372KB

      • memory/2668-107-0x0000000000360000-0x0000000000366000-memory.dmp

        Filesize

        24KB

      • memory/2668-86-0x00000000003F0000-0x0000000000456000-memory.dmp

        Filesize

        408KB

      • memory/2668-108-0x00000000003F0000-0x0000000000456000-memory.dmp

        Filesize

        408KB

      • memory/2668-88-0x0000000001DC0000-0x0000000001DCC000-memory.dmp

        Filesize

        48KB

      • memory/2668-91-0x0000000000360000-0x0000000000366000-memory.dmp

        Filesize

        24KB

      • memory/2716-28-0x0000000001CF0000-0x0000000001D56000-memory.dmp

        Filesize

        408KB

      • memory/2716-22-0x00000000002E0000-0x00000000002ED000-memory.dmp

        Filesize

        52KB

      • memory/2716-23-0x0000000001CF0000-0x0000000001D56000-memory.dmp

        Filesize

        408KB

      • memory/2716-38-0x0000000001CF0000-0x0000000001D56000-memory.dmp

        Filesize

        408KB

      • memory/2716-37-0x00000000024F0000-0x00000000024F1000-memory.dmp

        Filesize

        4KB

      • memory/2716-27-0x0000000002500000-0x000000000250C000-memory.dmp

        Filesize

        48KB

      • memory/2716-21-0x00000000002D0000-0x00000000002D1000-memory.dmp

        Filesize

        4KB

      • memory/2716-20-0x0000000001CF0000-0x0000000001D56000-memory.dmp

        Filesize

        408KB

      • memory/2716-19-0x0000000000010000-0x000000000006D000-memory.dmp

        Filesize

        372KB

      • memory/2716-26-0x0000000001E80000-0x0000000001E81000-memory.dmp

        Filesize

        4KB

      • memory/2716-25-0x0000000076FA0000-0x0000000076FA1000-memory.dmp

        Filesize

        4KB

      • memory/2868-33-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-45-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-57-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-58-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-48-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-61-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-60-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-64-0x0000000076DB0000-0x0000000076F59000-memory.dmp

        Filesize

        1.7MB

      • memory/2868-63-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-62-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-65-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-66-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-67-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-68-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-69-0x0000000000540000-0x0000000000546000-memory.dmp

        Filesize

        24KB

      • memory/2868-70-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-71-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-47-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-81-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-46-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-83-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-111-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-44-0x0000000000730000-0x000000000073C000-memory.dmp

        Filesize

        48KB

      • memory/2868-42-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-90-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-40-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-41-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-39-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-92-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-35-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-98-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-32-0x0000000000470000-0x0000000000534000-memory.dmp

        Filesize

        784KB

      • memory/2868-30-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2868-34-0x0000000000540000-0x0000000000546000-memory.dmp

        Filesize

        24KB

      • memory/2868-31-0x0000000076F90000-0x0000000077111000-memory.dmp

        Filesize

        1.5MB

      • memory/2884-1-0x00000000008F0000-0x00000000009F0000-memory.dmp

        Filesize

        1024KB

      • memory/2884-6-0x0000000000400000-0x0000000000879000-memory.dmp

        Filesize

        4.5MB

      • memory/2884-3-0x0000000000400000-0x0000000000879000-memory.dmp

        Filesize

        4.5MB

      • memory/2884-2-0x00000000002A0000-0x00000000002A9000-memory.dmp

        Filesize

        36KB

      • memory/2976-101-0x00000000000A0000-0x0000000000636000-memory.dmp

        Filesize

        5.6MB

      • memory/2976-56-0x00000000000A0000-0x0000000000636000-memory.dmp

        Filesize

        5.6MB