Resubmissions
23/07/2026, 07:12
260723-h1wvzatbre1020/07/2026, 06:40
260720-hffy1sbx5v1020/07/2026, 03:34
260720-d4879agy2y1020/07/2026, 03:28
260720-d1bsksdz2p10Analysis
- user interaction
yes - max time kernel
149s - max time network
48s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/07/2026, 03:34
Behavioral task
behavioral1
Sample
2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
General
- Target 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe
- Size 23KB
- Sample260720-d4879agy2y
- SHA256 b36ddaf8181d940739ffcee6f9d1ebdfcf6587d3445a193aa094d3cee83ef60e
- MD5 1c5aa245caa094e0fb77a5c110218500
- SHA1 5efdcf915e7ece09e43d7bc1c75c9bdd3461814e
- SHA512 92c1e3ddd1c541c3fff221fee8db64f3fda2da5fa20a1650f9052b839cb6f27fdada882c3519e32bbba5810605134227dc7cd2b23ae69c839faab53e03dea373
- SSDEEP 384:M3MLWHn3kI3vLJ33nuVpTVgjudJ3r91Crwb54eu:En3kIfVOpTmj+3r9Swbieu
- TLSH T12CB2D70877FA4A39F6FF2E786CB251505775B853ED3ED75D188E004D0922B8C8A60B67
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
C:\Users\Admin\Desktop\read_it.txt
-
chaos
- ----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypteд Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com Payment informationAmount: 0.1473766 BTC Bitcoin Address: bc1qlnzcep4l4ac0ttdrq7awxev9ehu465f2vpt9x0
Signatures
- Family: Chaos
Ransomware family first seen in June 2021.
- Chaos Ransomware 2 IoCs
resource yara_rule behavioral1/memory/4824-0-0x0000000000950000-0x000000000095C000-memory.dmp family_chaos behavioral1/files/0x001700000002433e-5.dat family_chaos - Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
- Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
pid Process 3416 bcdedit.exe 1580 bcdedit.exe -
pid Process 2024 wbadmin.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation svchost.exe - Drops startup file 3 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_it.txt svchost.exe - Executes dropped EXE 1 IoCs
pid Process 2280 svchost.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops desktop.ini file(s) 34 IoCs
description ioc Process File opened for modification C:\Users\Admin\Documents\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Music\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini svchost.exe File opened for modification C:\Users\Public\Music\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Downloads\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini svchost.exe File opened for modification C:\Users\Public\Documents\desktop.ini svchost.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-540052884-2969440504-464782435-1000\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Videos\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Saved Games\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini svchost.exe File opened for modification C:\Users\Public\Videos\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Links\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Favorites\Links\desktop.ini svchost.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini svchost.exe File opened for modification C:\Users\Public\Desktop\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Contacts\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini svchost.exe File opened for modification C:\Users\Admin\OneDrive\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini svchost.exe File opened for modification C:\Users\Admin\Searches\desktop.ini svchost.exe File opened for modification C:\Users\Public\Pictures\desktop.ini svchost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2068 cmd.exe 1252 cmd.exe 1076 cmd.exe - Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000 vds.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\FriendlyName vds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 vds.exe - Interacts with shadow copies 3 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
pid Process 4396 vssadmin.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\Local Settings svchost.exe - Opens file in notepad (likely ransom note) 1 IoCs
pid Process 4516 NOTEPAD.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2280 svchost.exe - Suspicious behavior: EnumeratesProcesses 51 IoCs
pid Process 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe 2280 svchost.exe - Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeDebugPrivilege 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe Token: SeDebugPrivilege 2280 svchost.exe Token: SeBackupPrivilege 3540 vssvc.exe Token: SeRestorePrivilege 3540 vssvc.exe Token: SeAuditPrivilege 3540 vssvc.exe Token: SeIncreaseQuotaPrivilege 1192 WMIC.exe Token: SeSecurityPrivilege 1192 WMIC.exe Token: SeTakeOwnershipPrivilege 1192 WMIC.exe Token: SeLoadDriverPrivilege 1192 WMIC.exe Token: SeSystemProfilePrivilege 1192 WMIC.exe Token: SeSystemtimePrivilege 1192 WMIC.exe Token: SeProfSingleProcessPrivilege 1192 WMIC.exe Token: SeIncBasePriorityPrivilege 1192 WMIC.exe Token: SeCreatePagefilePrivilege 1192 WMIC.exe Token: SeBackupPrivilege 1192 WMIC.exe Token: SeRestorePrivilege 1192 WMIC.exe Token: SeShutdownPrivilege 1192 WMIC.exe Token: SeDebugPrivilege 1192 WMIC.exe Token: SeSystemEnvironmentPrivilege 1192 WMIC.exe Token: SeRemoteShutdownPrivilege 1192 WMIC.exe Token: SeUndockPrivilege 1192 WMIC.exe Token: SeManageVolumePrivilege 1192 WMIC.exe Token: 33 1192 WMIC.exe Token: 34 1192 WMIC.exe Token: 35 1192 WMIC.exe Token: 36 1192 WMIC.exe Token: SeIncreaseQuotaPrivilege 1192 WMIC.exe Token: SeSecurityPrivilege 1192 WMIC.exe Token: SeTakeOwnershipPrivilege 1192 WMIC.exe Token: SeLoadDriverPrivilege 1192 WMIC.exe Token: SeSystemProfilePrivilege 1192 WMIC.exe Token: SeSystemtimePrivilege 1192 WMIC.exe Token: SeProfSingleProcessPrivilege 1192 WMIC.exe Token: SeIncBasePriorityPrivilege 1192 WMIC.exe Token: SeCreatePagefilePrivilege 1192 WMIC.exe Token: SeBackupPrivilege 1192 WMIC.exe Token: SeRestorePrivilege 1192 WMIC.exe Token: SeShutdownPrivilege 1192 WMIC.exe Token: SeDebugPrivilege 1192 WMIC.exe Token: SeSystemEnvironmentPrivilege 1192 WMIC.exe Token: SeRemoteShutdownPrivilege 1192 WMIC.exe Token: SeUndockPrivilege 1192 WMIC.exe Token: SeManageVolumePrivilege 1192 WMIC.exe Token: 33 1192 WMIC.exe Token: 34 1192 WMIC.exe Token: 35 1192 WMIC.exe Token: 36 1192 WMIC.exe Token: SeBackupPrivilege 768 wbengine.exe Token: SeRestorePrivilege 768 wbengine.exe Token: SeSecurityPrivilege 768 wbengine.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4824 wrote to memory of 2280 4824 2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe 84 PID 2280 wrote to memory of 1076 2280 svchost.exe 87 PID 1076 wrote to memory of 4396 1076 cmd.exe 89 PID 1076 wrote to memory of 1192 1076 cmd.exe 92 PID 2280 wrote to memory of 2068 2280 svchost.exe 94 PID 2068 wrote to memory of 3416 2068 cmd.exe 96 PID 2068 wrote to memory of 1580 2068 cmd.exe 97 PID 2280 wrote to memory of 1252 2280 svchost.exe 98 PID 1252 wrote to memory of 2024 1252 cmd.exe 100 PID 2280 wrote to memory of 4516 2280 svchost.exe 105 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_1c5aa245caa094e0fb77a5c110218500_chaos_destroyer_elex_glassworm_wannacry.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"2⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Drops desktop.ini file(s)
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
PID:4396
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
PID:1192
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
PID:3416
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
PID:1580
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
PID:2024
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C:\Windows\system32\NOTEPAD.EXE"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt3⤵
- Opens file in notepad (likely ransom note)
PID:4516
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3540
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
PID:768
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵PID:116
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
PID:636
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Windows Command Shell
1Windows Management Instrumentation
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\svchost.exe
- Size 23KB
- SHA256 b36ddaf8181d940739ffcee6f9d1ebdfcf6587d3445a193aa094d3cee83ef60e
- MD5 1c5aa245caa094e0fb77a5c110218500
- SHA1 5efdcf915e7ece09e43d7bc1c75c9bdd3461814e
- SHA512 92c1e3ddd1c541c3fff221fee8db64f3fda2da5fa20a1650f9052b839cb6f27fdada882c3519e32bbba5810605134227dc7cd2b23ae69c839faab53e03dea373
- SSDEEP 384:M3MLWHn3kI3vLJ33nuVpTVgjudJ3r91Crwb54eu:En3kIfVOpTmj+3r9Swbieu
- TLSH T12CB2D70877FA4A39F6FF2E786CB251505775B853ED3ED75D188E004D0922B8C8A60B67
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Desktop\read_it.txt
- Size 965B
- SHA256 d6fec0d19259e7db02aad944efe5516d05e6b56614edeadcec7529eedd1befd0
- MD5 bd87cf8be6e7eefa6755d8b88ac1bae5
- SHA1 121cc7bd36021286911f4a18e931d1918ecd3197
- SHA512 821c22ffbdde9f6d518df50eb314001aff71987100c309b5a2052a8603c6e717dcda52ef05d4c1f007aa597113c02fc19d7a27e553a26d1b85a17db9ce8c5993
- TLSH T11111E11FB799520A11B0A38073AD9061FE07765CC5668F999CAED23453E1B1A08F883D
- MD5 SHA1 SHA512 TLSH