Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07/04/2024, 00:02

General

  • Target
    e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe
  • Size 2.6MB
  • Sample240407-abk36sff23
  • SHA256 d72dd5663947fc7e1bd8903030b3e2fd551d8d938fdc6417d8513a1c4cc49702
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • nullmixer

C2
  • http://sokiran.xyz/

Extracted

Family
  • smokeloader

Botnet
  • pub5

Extracted

Family
  • vidar

Version
  • 39.7

Botnet
  • 933

C2
  • https://shpak125.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://conceitosseg.com/upload/

  • http://integrasidata.com/upload/

  • http://ozentekstil.com/upload/

  • http://finbelportal.com/upload/

  • http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
  • NullMixer

    NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 4 IoCs
  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 53 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 4 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies registry class 8 IoCs
  • Modifies system certificate store 2 TTPs 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 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\system32\services.exe
    C:\Windows\system32\services.exe
    1⤵
      PID:476
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k netsvcs
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:852
        • C:\Windows\system32\wbem\WMIADAP.EXE
          wmiadap.exe /F /T /R
          3⤵
            PID:1940
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe -k SystemNetworkService
          2⤵
          • Modifies registry class
          PID:1424
      • C:\Users\Admin\AppData\Local\Temp\e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe"
        1⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2884
        • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
          "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
          2⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1196
          • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\setup_install.exe
            "C:\Users\Admin\AppData\Local\Temp\7zSCA490036\setup_install.exe"
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2832
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_1.exe
              4⤵
              • Loads dropped DLL
              PID:2344
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_1.exe
                sonia_1.exe
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:2740
                • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_1.exe
                  "C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_1.exe" -a
                  6⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2548
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_2.exe
              4⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:2540
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_2.exe
                sonia_2.exe
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Checks SCSI registry key(s)
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: MapViewOfSection
                PID:2044
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_3.exe
              4⤵
              • Loads dropped DLL
              PID:2500
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_3.exe
                sonia_3.exe
                5⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Modifies system certificate store
                PID:2428
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 948
                  6⤵
                  • Loads dropped DLL
                  • Program crash
                  PID:2656
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_4.exe
              4⤵
              • Loads dropped DLL
              PID:2908
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_4.exe
                sonia_4.exe
                5⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                PID:1968
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_5.exe
              4⤵
              • Loads dropped DLL
              PID:2760
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_5.exe
                sonia_5.exe
                5⤵
                • Executes dropped EXE
                • Modifies system certificate store
                • Suspicious use of AdjustPrivilegeToken
                PID:1188
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_6.exe
              4⤵
              • Loads dropped DLL
              PID:1992
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_6.exe
                sonia_6.exe
                5⤵
                • Modifies Windows Defender Real-time Protection settings
                • Executes dropped EXE
                • Loads dropped DLL
                • Modifies system certificate store
                PID:2744
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /c sonia_7.exe
              4⤵
              • Loads dropped DLL
              PID:2340
              • C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_7.exe
                sonia_7.exe
                5⤵
                • Executes dropped EXE
                PID:1952
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2832 -s 408
              4⤵
              • Loads dropped DLL
              • Program crash
              PID:1828
      • C:\Windows\system32\rUNdlL32.eXe
        rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
        1⤵
        • Process spawned unexpected child process
        PID:268
        • C:\Windows\SysWOW64\rundll32.exe
          rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
          2⤵
          • Loads dropped DLL
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:108

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            94308059B57B3142E455B38A6EB92015

            • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
            • Size 304B
            • SHA256 8954aeb4a9050f02313c75a48b256573163cba2632ad574e140bc04803f3c097
            • MD5 SHA1 SHA512

            libgcc_s_dw2-1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\libgcc_s_dw2-1.dll
            • Size 113KB
            • SHA256 59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e
            • MD5 SHA1 SHA512 SSDEEP

            sonia_1.exe

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_1.exe
            • Size 712KB
            • SHA256 a5ab29e6fc308d1fe9fd056e960d7ccd474e2d22fb6a799d07086ec715a89d9a
            • MD5 SHA1 SHA512 SSDEEP

            sonia_4.exe

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_4.exe
            • Size 8KB
            • SHA256 09178780a1df7364d0b38580b40ccaa528c3f309bbc0239c98e61d464e8a32f7
            • MD5 SHA1 SHA512 SSDEEP

            sonia_5.exe

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_5.exe
            • Size 117KB
            • SHA256 979e083ec4eb19f6e1a15c0fed11a9006a6274b1aa55e525eb77a423aeb042c9
            • MD5 SHA1 SHA512 SSDEEP

            sonia_6.txt

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_6.txt
            • Size 1.0MB
            • SHA256 c74894fe98864ade516c9e54f2258a23ed451feadfa2de53a7c626385b549b22
            • MD5 SHA1 SHA512 SSDEEP

            sonia_7.txt

            • Path C:\Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_7.txt
            • Size 244KB
            • SHA256 76ef9d99c7e37d132f6803ec46f8e2663b1cc282a5d2022946f1598965673fa1
            • MD5 SHA1 SHA512 SSDEEP

            Cab2858.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Cab2858.tmp
            • Size 68KB
            • SHA256 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184
            • MD5 SHA1 SHA512 SSDEEP

            Tar28F7.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Tar28F7.tmp
            • Size 177KB
            • SHA256 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34
            • MD5 SHA1 SHA512 SSDEEP

            axhub.dll

            • Path C:\Users\Admin\AppData\Local\Temp\axhub.dll
            • Size 73KB
            • SHA256 8206b4b3897ca45b9e083273f616902966e57091516844906e6ae2aefe63cef1
            • MD5 SHA1 SHA512 SSDEEP

            libcurl.dll

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\libcurl.dll
            • Size 218KB
            • SHA256 0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e
            • MD5 SHA1 SHA512 SSDEEP

            libcurlpp.dll

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\libcurlpp.dll
            • Size 54KB
            • SHA256 43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f
            • MD5 SHA1 SHA512 SSDEEP

            libstdc++-6.dll

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\libstdc++-6.dll
            • Size 647KB
            • SHA256 97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87
            • MD5 SHA1 SHA512 SSDEEP

            libwinpthread-1.dll

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\libwinpthread-1.dll
            • Size 69KB
            • SHA256 509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723
            • MD5 SHA1 SHA512 SSDEEP

            setup_install.exe

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\setup_install.exe
            • Size 290KB
            • SHA256 beb34b80c90025587cf08d99d4a58a5160f6ffe7f6b8b81b0e91ebbdc65d9669
            • MD5 SHA1 SHA512 SSDEEP

            sonia_2.exe

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_2.exe
            • Size 204KB
            • SHA256 95c73f712482226ae243af49cf9fcbb54ce8e5cd1b3d95f1d352fc47834df582
            • MD5 SHA1 SHA512 SSDEEP

            sonia_3.exe

            • Path \Users\Admin\AppData\Local\Temp\7zSCA490036\sonia_3.exe
            • Size 571KB
            • SHA256 ee0156f65ea9aea1570425e9bbf2f2c8b26d0d2043edee2e9e9c8adcca8b3108
            • MD5 SHA1 SHA512 SSDEEP

            CC4F.tmp

            • Path \Users\Admin\AppData\Local\Temp\CC4F.tmp
            • Size 1.2MB
            • SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
            • MD5 SHA1 SHA512 SSDEEP

            setup_installer.exe

            • Path \Users\Admin\AppData\Local\Temp\setup_installer.exe
            • Size 2.6MB
            • SHA256 8a1ac8fa80452bdf92dccba3b48a37286a3ccb6f2621209c699f5cb734599fa6
            • MD5 SHA1 SHA512 SSDEEP

            memory/108-150-0x0000000002010000-0x0000000002111000-memory.dmp

            memory/108-144-0x00000000003E0000-0x000000000043D000-memory.dmp

            memory/108-151-0x00000000003E0000-0x000000000043D000-memory.dmp

            memory/852-143-0x0000000001360000-0x00000000013D1000-memory.dmp

            memory/852-148-0x0000000000D10000-0x0000000000D5C000-memory.dmp

            memory/852-413-0x0000000000D10000-0x0000000000D5C000-memory.dmp

            memory/852-140-0x0000000000D10000-0x0000000000D5C000-memory.dmp

            memory/852-174-0x0000000001360000-0x00000000013D1000-memory.dmp

            memory/852-152-0x0000000000D10000-0x0000000000D5C000-memory.dmp

            memory/1188-147-0x0000000000350000-0x000000000036E000-memory.dmp

            memory/1188-149-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

            memory/1188-125-0x0000000000F20000-0x0000000000F46000-memory.dmp

            memory/1188-160-0x0000000000D90000-0x0000000000E10000-memory.dmp

            memory/1188-397-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

            memory/1196-48-0x0000000002FA0000-0x00000000030BD000-memory.dmp

            memory/1360-375-0x0000000002F50000-0x0000000002F65000-memory.dmp

            memory/1424-423-0x0000000000470000-0x00000000004E1000-memory.dmp

            memory/1424-156-0x0000000000470000-0x00000000004E1000-memory.dmp

            memory/1424-154-0x00000000000F0000-0x000000000013C000-memory.dmp

            memory/1968-138-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

            memory/1968-123-0x00000000012C0000-0x00000000012C8000-memory.dmp

            memory/1968-424-0x00000000003D0000-0x0000000000450000-memory.dmp

            memory/1968-163-0x00000000003D0000-0x0000000000450000-memory.dmp

            memory/1968-405-0x000007FEF5630000-0x000007FEF601C000-memory.dmp

            memory/2044-139-0x0000000000910000-0x0000000000A10000-memory.dmp

            memory/2044-141-0x00000000002D0000-0x00000000002D9000-memory.dmp

            memory/2044-142-0x0000000000400000-0x000000000089D000-memory.dmp

            memory/2044-376-0x0000000000400000-0x000000000089D000-memory.dmp

            memory/2428-406-0x0000000000990000-0x0000000000A90000-memory.dmp

            memory/2428-404-0x0000000000400000-0x00000000008F9000-memory.dmp

            memory/2428-146-0x0000000000990000-0x0000000000A90000-memory.dmp

            memory/2428-158-0x0000000000400000-0x00000000008F9000-memory.dmp

            memory/2428-414-0x0000000000360000-0x00000000003FD000-memory.dmp

            memory/2428-153-0x0000000000360000-0x00000000003FD000-memory.dmp

            memory/2832-82-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-71-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-77-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-75-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-80-0x000000006B280000-0x000000006B2A6000-memory.dmp

            memory/2832-73-0x0000000000520000-0x000000000063D000-memory.dmp

            memory/2832-76-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-52-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-57-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-60-0x000000006B280000-0x000000006B2A6000-memory.dmp

            memory/2832-220-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-68-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-72-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-79-0x000000006B280000-0x000000006B2A6000-memory.dmp

            memory/2832-69-0x0000000064940000-0x0000000064959000-memory.dmp

            memory/2832-399-0x000000006B280000-0x000000006B2A6000-memory.dmp

            memory/2832-403-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-402-0x0000000064940000-0x0000000064959000-memory.dmp

            memory/2832-401-0x000000006EB40000-0x000000006EB63000-memory.dmp

            memory/2832-400-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-398-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-83-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-84-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-85-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-67-0x000000006FE40000-0x000000006FFC6000-memory.dmp

            memory/2832-86-0x0000000000400000-0x000000000051D000-memory.dmp

            memory/2832-66-0x000000006B440000-0x000000006B4CF000-memory.dmp

            memory/2832-87-0x0000000000400000-0x000000000051D000-memory.dmp