Overview

overview

10

Static

static

10

2026-04-24..._s.exe

windows10-2004-x64

10

2026-04-24..._s.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    24/04/2026, 11:18

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General

  • Target
    2026-04-24_e3f04830f852c25ab58ea9f7c5a61c7d_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
  • Size 2.2MB
  • Sample260424-nd8txaf151
  • SHA256 587fd5f31d842d2012802a34d54ec206ede941487e049815a40873d08d1a856d
  • 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 2 IoCs
    backdooraptapt29
  • UPX dump on OEP (original entry point) 6 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\2026-04-24_e3f04830f852c25ab58ea9f7c5a61c7d_coinminer_cosmicduke_elex_redline-stealer_rhadamanthys_s.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-24_e3f04830f852c25ab58ea9f7c5a61c7d_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:2552
    • C:\Windows\SysWOW64\hostschd.exe
      C:\Windows\SysWOW64\hostschd.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4476
  • C:\Windows\SysWOW64\uisql.exe
    C:\Windows\SysWOW64\uisql.exe rhw
    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:1908
  • C:\Windows\SysWOW64\hostschd.exe
    C:\Windows\SysWOW64\hostschd.exe
    1⤵
    • Executes dropped EXE
    PID:4404
  • C:\Windows\SysWOW64\uisql.exe
    C:\Windows\SysWOW64\uisql.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:3452
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 536
      2⤵
      • Program crash
      PID:536
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 528
      2⤵
      • Program crash
      PID:5156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3452 -s 688
      2⤵
      • Program crash
      PID:5760
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3452 -ip 3452
    1⤵
      PID:580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3452 -ip 3452
      1⤵
        PID:5804
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3452 -ip 3452
        1⤵
          PID:3828

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              apiusb.scr
              • Path C:\Users\Admin\AppData\Local\Temp\apiusb.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

              hostschd.exe
              • Path C:\Windows\SysWOW64\hostschd.exe
              • Size 1.3MB
              • SHA256 3a77003f6d9d87b548c6684719f4060d3c9b2d26cf5a5c4f8f77b7bebbc23039
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              uisql.exe
              • Path C:\Windows\SysWOW64\uisql.exe
              • Size 2.2MB
              • SHA256 75b636f2d4dc21a36a87b1a44a70479d7bb6ba2d8311dc47f6533d52c21fb9fa
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/1908-145-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/1908-146-0x0000000002030000-0x0000000002037000-memory.dmp
              Download

              memory/1908-81-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/1908-88-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/1908-37-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/2552-5-0x0000000000400000-0x0000000000420000-memory.dmp
              Download

              memory/2552-7-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/2552-6-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/2552-0-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/2552-4-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/2552-79-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/2552-3-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/2552-80-0x0000000003C30000-0x0000000003C37000-memory.dmp
              Download

              memory/2552-2-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/2552-1-0x0000000000423000-0x0000000000424000-memory.dmp
              Download

              memory/3452-40-0x0000000000400000-0x00000000005B4000-memory.dmp
              Download

              memory/3452-87-0x00000000026B0000-0x00000000026F8000-memory.dmp
              Download

              memory/3452-89-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download

              memory/3452-92-0x0000000000400000-0x0000000000438000-memory.dmp
              Download

              memory/3452-83-0x00000000026B0000-0x00000000026F8000-memory.dmp
              Download

              memory/3452-82-0x0000000000440000-0x00000000004BC000-memory.dmp
              Download