Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/05/2026, 09:43

General

  • Target
    2026-05-27_33731b368d9919f0b2680652920b1f22_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
  • Size 2.9MB
  • Sample260527-lp8beaat3j
  • SHA256 0c47187a369924f606995b4e0a9ad3a3bfa3229773269af6968653924aa1b53e
  • 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 5 IoCs
  • Custom signature
    UPX dump on OEP (original entry point) 8 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
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\2026-05-27_33731b368d9919f0b2680652920b1f22_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-27_33731b368d9919f0b2680652920b1f22_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.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:3520
    • C:\Windows\SysWOW64\apicpl.exe
      C:\Windows\SysWOW64\apicpl.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4428
  • C:\Windows\SysWOW64\pdbdhcp.exe
    C:\Windows\SysWOW64\pdbdhcp.exe gl5
    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:5084
  • C:\Windows\SysWOW64\apicpl.exe
    C:\Windows\SysWOW64\apicpl.exe
    1⤵
    • Executes dropped EXE
    PID:2752
  • C:\Windows\SysWOW64\pdbdhcp.exe
    C:\Windows\SysWOW64\pdbdhcp.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4136
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 508
      2⤵
      • Program crash
      PID:1416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 500
      2⤵
      • Program crash
      PID:4176
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 652
      2⤵
      • Program crash
      PID:1520
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4136 -ip 4136
    1⤵
      PID:4920
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4136 -ip 4136
      1⤵
        PID:3172
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4136 -ip 4136
        1⤵
          PID:3804

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              dspcfg.exe

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

              sysctf.scr

              • Path C:\Users\Admin\AppData\Local\Temp\sysctf.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

              apicpl.exe

              • Path C:\Windows\SysWOW64\apicpl.exe
              • Size 1.5MB
              • SHA256 6b503d8132fea962fd1e0b71f14b355c5808b05e4c2e23354a244c09ce6a6f84
              • MD5 SHA1 SHA512 SSDEEP TLSH

              pdbdhcp.exe

              • Path C:\Windows\SysWOW64\pdbdhcp.exe
              • Size 2.9MB
              • SHA256 43162bd14d450296e5ff5ae5388924b9a8989d0a6f6e37099792c90c7cab536f
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/3520-2-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/3520-3-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/3520-5-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/3520-1-0x0000000000423000-0x0000000000424000-memory.dmp

              memory/3520-4-0x0000000000400000-0x0000000000420000-memory.dmp

              memory/3520-0-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/4136-40-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/4136-78-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/4136-79-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/4136-81-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/4136-84-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/5084-34-0x0000000000400000-0x00000000005DA000-memory.dmp

              memory/5084-77-0x0000000000400000-0x00000000005DA000-memory.dmp