Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    22/05/2026, 04:11

General

  • Target
    2026-05-22_86a80e89dd8c3ef8aee7e79aec31e9e4_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
  • Size 2.2MB
  • Sample260522-erxt5ad15q
  • SHA256 52e6a72bf99d10d720c05b22fb9f11c46f424692c63013c2b4e185cbaff80716
  • 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) 10 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 8 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\2026-05-22_86a80e89dd8c3ef8aee7e79aec31e9e4_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-22_86a80e89dd8c3ef8aee7e79aec31e9e4_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:3616
    • C:\Windows\SysWOW64\urlpptp.exe
      C:\Windows\SysWOW64\urlpptp.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3696
  • C:\Windows\SysWOW64\srvcfg.exe
    C:\Windows\SysWOW64\srvcfg.exe ajx
    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:1056
  • C:\Windows\SysWOW64\urlpptp.exe
    C:\Windows\SysWOW64\urlpptp.exe
    1⤵
    • Executes dropped EXE
    PID:4636
  • C:\Windows\SysWOW64\srvcfg.exe
    C:\Windows\SysWOW64\srvcfg.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2892
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 648
      2⤵
      • Program crash
      PID:4576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 660
      2⤵
      • Program crash
      PID:4256
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2892 -s 668
      2⤵
      • Program crash
      PID:3224
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2892 -ip 2892
    1⤵
      PID:2576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2892 -ip 2892
      1⤵
        PID:4520
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2892 -ip 2892
        1⤵
          PID:4192

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              idenv.exe

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

              netmgr.scr

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

              srvcfg.exe

              • Path C:\Windows\SysWOW64\srvcfg.exe
              • Size 2.2MB
              • SHA256 52e6a72bf99d10d720c05b22fb9f11c46f424692c63013c2b4e185cbaff80716
              • MD5 SHA1 SHA512 SSDEEP TLSH

              urlpptp.exe

              • Path C:\Windows\SysWOW64\urlpptp.exe
              • Size 2.0MB
              • SHA256 a532705779b9f1a07b2d724748f3586ea15ed0428b036e39a0dee8cb12301150
              • MD5 SHA1 SHA512 SSDEEP TLSH

              memory/1056-82-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/1056-79-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/1056-77-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/1056-35-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/2892-80-0x0000000002210000-0x0000000002258000-memory.dmp

              memory/2892-41-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/2892-78-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/2892-83-0x0000000002210000-0x0000000002258000-memory.dmp

              memory/2892-86-0x0000000000400000-0x0000000000438000-memory.dmp

              memory/3616-5-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/3616-4-0x0000000000400000-0x0000000000420000-memory.dmp

              memory/3616-3-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/3616-0-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/3616-2-0x0000000000400000-0x00000000005B4000-memory.dmp

              memory/3616-1-0x0000000000423000-0x0000000000424000-memory.dmp