Overview

overview

10

Static

static

3

2026-08-16...ee.exe

windows10-2004-x64

10

2026-08-16...ee.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/08/2026, 15:32

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    2026-08-16_01c2d9ec7273cba7d91853777d826104_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee.exe
  • Size 1.8MB
  • Sample260816-sys2ea1ygz
  • SHA256 02d7951d2f31b3d67830180e0a1e15a260e92d315485ff8a61a3f1c42adcba02
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
apt29aptcollectiondefense_evasiondiscoverycosmicdukespywarestealer

Malware Config

Signatures

  • Family: CosmicDuke,TinyBaron

    CosmicDuke aka TinyBaron is an information stealer used by the APT29 group.

    stealercosmicduke
  • Detects CosmicDuke or TinyBaron 1 IoCs
    stealeraptapt29
  • 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
  • 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\2026-08-16_01c2d9ec7273cba7d91853777d826104_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_01c2d9ec7273cba7d91853777d826104_cosmicduke_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_tofsee.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:4508
    • C:\Windows\SysWOW64\ntsrv.exe
      C:\Windows\SysWOW64\ntsrv.exe /combine local system
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4600
  • C:\Windows\SysWOW64\idlib.exe
    C:\Windows\SysWOW64\idlib.exe aze
    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:3716
  • C:\Windows\SysWOW64\ntsrv.exe
    C:\Windows\SysWOW64\ntsrv.exe
    1⤵
    • Executes dropped EXE
    PID:4828
  • C:\Windows\SysWOW64\idlib.exe
    C:\Windows\SysWOW64\idlib.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:4352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 504
      2⤵
      • Program crash
      PID:4596
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 652
      2⤵
      • Program crash
      PID:4232
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 668
      2⤵
      • Program crash
      PID:2284
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4352 -ip 4352
    1⤵
      PID:1156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4352 -ip 4352
      1⤵
        PID:4228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4352 -ip 4352
        1⤵
          PID:1648

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

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

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

              idlib.exe
              • Path C:\Windows\SysWOW64\idlib.exe
              • Size 1.8MB
              • SHA256 c6c6ba5a83d71c9e059a3bfdd6b69a88db58827f1febcd1dbfcb6407a112af90
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              ntsrv.exe
              • Path C:\Windows\SysWOW64\ntsrv.exe
              • Size 1.7MB
              • SHA256 1a5a3f791259d21e18baf2c2f4aacb2b6f927620171f31081379e6c9e954b137
              • MD5 SHA1 SHA512 SSDEEP TLSH
              Submit Download

              memory/3716-77-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/3716-35-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/4352-40-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/4352-79-0x00000000021F0000-0x0000000002238000-memory.dmp
              Download

              memory/4352-78-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/4352-81-0x00000000021F0000-0x0000000002238000-memory.dmp
              Download

              memory/4352-83-0x0000000000400000-0x0000000000438000-memory.dmp
              Download

              memory/4508-4-0x0000000000400000-0x0000000000420000-memory.dmp
              Download

              memory/4508-2-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/4508-3-0x00000000025B0000-0x00000000025F8000-memory.dmp
              Download

              memory/4508-1-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download

              memory/4508-0-0x0000000000400000-0x00000000005AF000-memory.dmp
              Download