Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/10/2026, 22:45

General

  • Target
    2026-10-30_8ae8a74c8ea52afa3b4cca7700d6262e_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar.exe
  • Size 2.8MB
  • Sample261030-2pvnbasthx
  • SHA256 f88765809ae87cd2df390b492051a0e8016cc1d756b4d2b5948192ab8a436033
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: CosmicDuke,TinyBaron

    CosmicDuke aka TinyBaron is an information stealer used by the APT29 group.

  • Detects CosmicDuke or TinyBaron 3 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 42 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 16 IoCs
  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Control Panel 5 IoCs
  • Modifies data under HKEY_USERS 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-30_8ae8a74c8ea52afa3b4cca7700d6262e_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-30_8ae8a74c8ea52afa3b4cca7700d6262e_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar.exe"
    1⤵
    • Accesses Microsoft Outlook profiles
    • Enumerates connected drives
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_win_path
    PID:4636
    • C:\Windows\SysWOW64\urlpptp.exe
      C:\Windows\SysWOW64\urlpptp.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3304
  • C:\Windows\SysWOW64\svcpptp.exe
    C:\Windows\SysWOW64\svcpptp.exe 04e
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:1328
  • C:\Windows\SysWOW64\svcpptp.exe
    C:\Windows\SysWOW64\svcpptp.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4544
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 504
      2⤵
      • Program crash
      PID:2184
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 652
      2⤵
      • Program crash
      PID:4480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4544 -s 668
      2⤵
      • Program crash
      PID:4236
  • C:\Windows\SysWOW64\urlpptp.exe
    C:\Windows\SysWOW64\urlpptp.exe
    1⤵
    • Executes dropped EXE
    PID:220
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4544 -ip 4544
    1⤵
      PID:3472
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4544 -ip 4544
      1⤵
        PID:1324
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4544 -ip 4544
        1⤵
          PID:3364

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              ipapi.scr

              • Path C:\Users\Admin\AppData\Local\Temp\ipapi.scr
              • Size 3KB
              • SHA256 47f3405ab0da5af125bcc6ebb6d17a1573b090c54d7a0a00630ec170ccc4b9d1
              • MD5 SHA1 SHA512 TLSH

              srvschd.exe

              • Path C:\Users\Admin\AppData\Local\Temp\srvschd.exe
              • Size 5KB
              • SHA256 5b50e26a01b320f05d66727e9d220d5858cdac203ff62e4b9ced1cafc2683637
              • MD5 SHA1 SHA512 SSDEEP TLSH

              ntuser{4CB43D7F-7DCA-4906-8698-FFFFFFFF80CD9101}.pol

              • Path C:\Users\Public\Documents\ntuser{4CB43D7F-7DCA-4906-8698-FFFFFFFF80CD9101}.pol
              • Size 4B
              • SHA256 443c07a2c83b7b0253a325d2b72ac757c3aa5b41cd749842bc74fb3ee9b26866
              • MD5 SHA1 SHA512

              dspapi.scr

              • Path C:\Windows\SysWOW64\dspapi.scr
              • Size 2.8MB
              • SHA256 99ee8ed87cbf99946a3e38d58291029c8cbb4cb422dcba60a53dfe420a98bfb2
              • MD5 SHA1 SHA512 SSDEEP TLSH

              svcpptp.exe

              • Path C:\Windows\SysWOW64\svcpptp.exe
              • Size 2.8MB
              • SHA256 382d05c5311ba5882d1d4e175a9132b0d02e83bf70983abc691ef596361486ec
              • MD5 SHA1 SHA512 SSDEEP TLSH

              urlpptp.exe

              • Path C:\Windows\SysWOW64\urlpptp.exe
              • Size 1.2MB
              • SHA256 e8b1004f6166cd1cfa4f3b07a3833f3740a717667c057e017b05efb99a94b63c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1328-83-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/1328-80-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/1328-79-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/1328-36-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/1328-37-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4544-41-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4544-40-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4544-81-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4544-86-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/4636-1-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4636-0-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4636-2-0x0000000000770000-0x00000000007B8000-memory.dmp

              memory/4636-3-0x0000000000400000-0x0000000000420000-memory.dmp