Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/05/2026, 12:57

General

  • Target
    2026-05-25_c10683431f82bf255731819491851543_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar.exe
  • Size 2.7MB
  • Sample260525-p7ectsbx61
  • SHA256 4f2de803a2232928a58383f2bf133c16fa6525d6f9131db17e6ebdf3933cdeb4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: MiniDuke, CosmicDuke,TinyBaron

    MiniDuke aka CosmicDuke or TinyBaron is a backdoor used by the APT29 group, written in C++.

  • Detects MiniDuke aka CosmicDuke or TinyBaron 1 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\2026-05-25_c10683431f82bf255731819491851543_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-25_c10683431f82bf255731819491851543_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:1880
    • C:\Windows\SysWOW64\ipmgr.exe
      C:\Windows\SysWOW64\ipmgr.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2880
  • C:\Windows\SysWOW64\dspms.exe
    C:\Windows\SysWOW64\dspms.exe q22
    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:4740
  • C:\Windows\SysWOW64\dspms.exe
    C:\Windows\SysWOW64\dspms.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4456
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 508
      2⤵
      • Program crash
      PID:1340
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 504
      2⤵
      • Program crash
      PID:4640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 656
      2⤵
      • Program crash
      PID:2100
  • C:\Windows\SysWOW64\ipmgr.exe
    C:\Windows\SysWOW64\ipmgr.exe
    1⤵
    • Executes dropped EXE
    PID:3868
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4456 -ip 4456
    1⤵
      PID:4144
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4456 -ip 4456
      1⤵
        PID:4636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4456 -ip 4456
        1⤵
          PID:2592

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              pdbid.scr

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

              ntuser{4CB43D7F-7DCA-4906-8698-FFFFFFFF8094E303}.pol

              • Path C:\Users\Public\Documents\ntuser{4CB43D7F-7DCA-4906-8698-FFFFFFFF8094E303}.pol
              • Size 4B
              • SHA256 443c07a2c83b7b0253a325d2b72ac757c3aa5b41cd749842bc74fb3ee9b26866
              • MD5 SHA1 SHA512

              dspms.exe

              • Path C:\Windows\SysWOW64\dspms.exe
              • Size 2.7MB
              • SHA256 4d0bff2a5e4b37baecce1ee36d3f3989cbc15b939850da82daffb97a8823e06d
              • MD5 SHA1 SHA512 SSDEEP TLSH

              ipmgr.exe

              • Path C:\Windows\SysWOW64\ipmgr.exe
              • Size 2.0MB
              • SHA256 93f9b872f267155a5df0955df6807e3f0a128baf44f15dae8a6b60bb792061cc
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1880-3-0x0000000002630000-0x0000000002678000-memory.dmp

              memory/1880-2-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/1880-4-0x0000000000400000-0x0000000000420000-memory.dmp

              memory/1880-1-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4456-79-0x00000000025F0000-0x0000000002638000-memory.dmp

              memory/4456-40-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4456-78-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4456-81-0x00000000025F0000-0x0000000002638000-memory.dmp

              memory/4456-84-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/4740-35-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4740-77-0x0000000000400000-0x00000000005D5000-memory.dmp

              memory/4740-36-0x0000000000400000-0x00000000005D5000-memory.dmp