Overview

overview

10

Static

static

10

2026-04-19..._s.exe

windows10-2004-x64

10

2026-04-19..._s.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    19/04/2026, 22:43

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General

  • Target
    2026-04-19_afd6093f739673dc6fd4afd2435743fa_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
  • Size 2.9MB
  • Sample260419-2ncfcabw4l
  • SHA256 a124e9043c898c3771cae9a209b9cc07d9464cf1af7ae57a1925ef9295960fa5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
apt29aptbackdoorcollectiondefense_evasiondiscoveryminidukespywarestealerupx

Malware Config

Signatures

  • Family: MiniDuke, CosmicDuke,TinyBaron

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

    backdoorminiduke
  • Detects MiniDuke aka CosmicDuke or TinyBaron 5 IoCs
    backdooraptapt29
  • Custom signature
    UPX dump on OEP (original entry point) 7 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.

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

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

    discovery
  • 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 6 IoCs

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

    upx
  • 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.

    discovery
  • Modifies Control Panel 5 IoCs
    defense_evasion
  • 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\2026-04-19_afd6093f739673dc6fd4afd2435743fa_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-19_afd6093f739673dc6fd4afd2435743fa_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:2300
    • C:\Windows\SysWOW64\sysid.exe
      C:\Windows\SysWOW64\sysid.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3076
  • C:\Windows\SysWOW64\cplnt.exe
    C:\Windows\SysWOW64\cplnt.exe aid
    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:3444
  • C:\Windows\SysWOW64\sysid.exe
    C:\Windows\SysWOW64\sysid.exe
    1⤵
    • Executes dropped EXE
    PID:4928
  • C:\Windows\SysWOW64\cplnt.exe
    C:\Windows\SysWOW64\cplnt.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 504
      2⤵
      • Program crash
      PID:4932
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 656
      2⤵
      • Program crash
      PID:4624
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 500
      2⤵
      • Program crash
      PID:4396
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2056 -ip 2056
    1⤵
      PID:1896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2056 -ip 2056
      1⤵
        PID:3760
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2056 -ip 2056
        1⤵
          PID:540

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

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

              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
              Submit Download

              cplnt.exe
              • Path C:\Windows\SysWOW64\cplnt.exe
              • Size 2.9MB
              • SHA256 642f6debf262bcc3425a472daf7487230a85b3b9bf87ffdd47a03ec82c212176
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              sysid.exe
              • Path C:\Windows\SysWOW64\sysid.exe
              • Size 1.7MB
              • SHA256 304fed826d33a1c09fe7701c3be8e1996f7cfc3b36718e0c1f63347cf359068e
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/2056-85-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2056-43-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2056-96-0x0000000000400000-0x0000000000438000-memory.dmp
              Download

              memory/2056-93-0x0000000000490000-0x0000000000517000-memory.dmp
              Download

              memory/2056-87-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2300-83-0x00000000035F0000-0x00000000035F7000-memory.dmp
              Download

              memory/2300-6-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2300-37-0x0000000002D60000-0x0000000002DBF000-memory.dmp
              Download

              memory/2300-2-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2300-1-0x0000000000423000-0x0000000000424000-memory.dmp
              Download

              memory/2300-4-0x0000000000400000-0x0000000000420000-memory.dmp
              Download

              memory/2300-5-0x0000000000500000-0x0000000000587000-memory.dmp
              Download

              memory/2300-82-0x0000000002EF0000-0x0000000002F09000-memory.dmp
              Download

              memory/2300-80-0x0000000000500000-0x0000000000587000-memory.dmp
              Download

              memory/2300-0-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/2300-3-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/3444-92-0x00000000004C0000-0x0000000000547000-memory.dmp
              Download

              memory/3444-84-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/3444-38-0x0000000000400000-0x00000000005DA000-memory.dmp
              Download

              memory/3444-153-0x0000000000F20000-0x0000000000F39000-memory.dmp
              Download

              memory/3444-154-0x0000000002080000-0x0000000002087000-memory.dmp
              Download

              memory/3444-152-0x00000000013F0000-0x000000000144F000-memory.dmp
              Download

              memory/3444-151-0x00000000004C0000-0x0000000000547000-memory.dmp
              Download