chaos | 1fa269db603859c64adb78d9267179841d98099f65e30ee21c0c0daa86c846f4

Analysis

max time kernel
94s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 19:25

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General

Target

2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
Size

88KB
MD5

1d10c3da50d5eacde1a5f1ae2169490b
SHA1

c50639316a0d1ac9265a11ec78a28c0669dd6b68
SHA256

1fa269db603859c64adb78d9267179841d98099f65e30ee21c0c0daa86c846f4
SHA512

d23c4b9df9382761cf1dcda902e32e3e3de87976fb522fac966d0deee62efb70ee3cda40c4c05ff47a688b3942951883e81fa361370227c34981d5c267ec0f27
SSDEEP

1536:po2Pb41nEr9h5r/nyFskNRgj4YfG1rd+/eYaiy6eKAmFy:poQb41nEr9Lr/nyFskNRgj4YfwrdeeYQ

Score

10^/10

chaos defense_evasion evasion execution impact ransomware spyware stealer

Malware Config

Signatures

Chaos
Ransomware family first seen in June 2021.
ransomware chaos

Chaos Ransomware 2 IoCs

resource	yara_rule
behavioral2/memory/4044-1-0x0000000000900000-0x000000000091C000-memory.dmp	family_chaos
behavioral2/files/0x000b000000023b8e-6.dat	family_chaos

Chaos family
chaos
Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs

ransomware evasion

Inhibit System Recovery

T1490

pid	Process
4424	bcdedit.exe
4880	bcdedit.exe

Deletes backup catalog 3 TTPs 1 IoCs

Uses wbadmin.exe to inhibit system recovery.

ransomware

Command and Scripting Interpreter

T1059

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
4172	wbadmin.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	svchost.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.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
3036	svchost.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops desktop.ini file(s) 34 IoCs

description	ioc	Process
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\AccountPictures\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\Public\Pictures\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\Libraries\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\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\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\Contacts\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\OneDrive\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\Windows\Start Menu\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Desktop\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\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\Maintenance\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Searches\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	svchost.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-940901362-3608833189-1915618603-1000\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Downloads\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\Recent\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\Favorites\desktop.ini	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 4 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	vds.exe
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_QEMU&PROD_QEMU_DVD-ROM\4&215468A5&0&010000	vds.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_QEMU&Prod_QEMU_DVD-ROM\4&215468a5&0&010000\FriendlyName	vds.exe

Interacts with shadow copies 3 TTPs 1 IoCs

Shadow copies are often targeted by ransomware to inhibit system recovery.

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

Direct Volume Access

T1006

pid	Process
4388	vssadmin.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings	svchost.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
640	NOTEPAD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3036	svchost.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe
3036	svchost.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

description	pid	Process
Token: SeDebugPrivilege	4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
Token: SeDebugPrivilege	3036	svchost.exe
Token: SeBackupPrivilege	2408	vssvc.exe
Token: SeRestorePrivilege	2408	vssvc.exe
Token: SeAuditPrivilege	2408	vssvc.exe
Token: SeIncreaseQuotaPrivilege	3548	WMIC.exe
Token: SeSecurityPrivilege	3548	WMIC.exe
Token: SeTakeOwnershipPrivilege	3548	WMIC.exe
Token: SeLoadDriverPrivilege	3548	WMIC.exe
Token: SeSystemProfilePrivilege	3548	WMIC.exe
Token: SeSystemtimePrivilege	3548	WMIC.exe
Token: SeProfSingleProcessPrivilege	3548	WMIC.exe
Token: SeIncBasePriorityPrivilege	3548	WMIC.exe
Token: SeCreatePagefilePrivilege	3548	WMIC.exe
Token: SeBackupPrivilege	3548	WMIC.exe
Token: SeRestorePrivilege	3548	WMIC.exe
Token: SeShutdownPrivilege	3548	WMIC.exe
Token: SeDebugPrivilege	3548	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3548	WMIC.exe
Token: SeRemoteShutdownPrivilege	3548	WMIC.exe
Token: SeUndockPrivilege	3548	WMIC.exe
Token: SeManageVolumePrivilege	3548	WMIC.exe
Token: 33	3548	WMIC.exe
Token: 34	3548	WMIC.exe
Token: 35	3548	WMIC.exe
Token: 36	3548	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3548	WMIC.exe
Token: SeSecurityPrivilege	3548	WMIC.exe
Token: SeTakeOwnershipPrivilege	3548	WMIC.exe
Token: SeLoadDriverPrivilege	3548	WMIC.exe
Token: SeSystemProfilePrivilege	3548	WMIC.exe
Token: SeSystemtimePrivilege	3548	WMIC.exe
Token: SeProfSingleProcessPrivilege	3548	WMIC.exe
Token: SeIncBasePriorityPrivilege	3548	WMIC.exe
Token: SeCreatePagefilePrivilege	3548	WMIC.exe
Token: SeBackupPrivilege	3548	WMIC.exe
Token: SeRestorePrivilege	3548	WMIC.exe
Token: SeShutdownPrivilege	3548	WMIC.exe
Token: SeDebugPrivilege	3548	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3548	WMIC.exe
Token: SeRemoteShutdownPrivilege	3548	WMIC.exe
Token: SeUndockPrivilege	3548	WMIC.exe
Token: SeManageVolumePrivilege	3548	WMIC.exe
Token: 33	3548	WMIC.exe
Token: 34	3548	WMIC.exe
Token: 35	3548	WMIC.exe
Token: 36	3548	WMIC.exe
Token: SeBackupPrivilege	2668	wbengine.exe
Token: SeRestorePrivilege	2668	wbengine.exe
Token: SeSecurityPrivilege	2668	wbengine.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 3036	4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe	83
PID 4044 wrote to memory of 3036	4044	2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe	83
PID 3036 wrote to memory of 3676	3036	svchost.exe	86
PID 3036 wrote to memory of 3676	3036	svchost.exe	86
PID 3676 wrote to memory of 4388	3676	cmd.exe	88
PID 3676 wrote to memory of 4388	3676	cmd.exe	88
PID 3676 wrote to memory of 3548	3676	cmd.exe	92
PID 3676 wrote to memory of 3548	3676	cmd.exe	92
PID 3036 wrote to memory of 208	3036	svchost.exe	94
PID 3036 wrote to memory of 208	3036	svchost.exe	94
PID 208 wrote to memory of 4424	208	cmd.exe	96
PID 208 wrote to memory of 4424	208	cmd.exe	96
PID 208 wrote to memory of 4880	208	cmd.exe	97
PID 208 wrote to memory of 4880	208	cmd.exe	97
PID 3036 wrote to memory of 440	3036	svchost.exe	98
PID 3036 wrote to memory of 440	3036	svchost.exe	98
PID 440 wrote to memory of 4172	440	cmd.exe	100
PID 440 wrote to memory of 4172	440	cmd.exe	100
PID 3036 wrote to memory of 640	3036	svchost.exe	105
PID 3036 wrote to memory of 640	3036	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.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-25_1d10c3da50d5eacde1a5f1ae2169490b_destroyer_wannacry.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4044
- 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:3036
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3676
  - - C:\Windows\system32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:4388
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic shadowcopy delete
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3548
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:208
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} bootstatuspolicy ignoreallfailures
      4⤵
      Modifies boot configuration data using bcdedit
      PID:4424
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} recoveryenabled no
      4⤵
      Modifies boot configuration data using bcdedit
      PID:4880
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:440
  - - C:\Windows\system32\wbadmin.exe
      wbadmin delete catalog -quiet
      4⤵
      Deletes backup catalog
      PID:4172
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:640

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2408

C:\Windows\system32\wbengine.exe
"C:\Windows\system32\wbengine.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2668

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:1932

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
- Checks SCSI registry key(s)
PID:3228

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Management Instrumentation

T1047

Persistence

Privilege Escalation

Defense Evasion

Direct Volume Access

T1006

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
88KB

MD5
1d10c3da50d5eacde1a5f1ae2169490b

SHA1
c50639316a0d1ac9265a11ec78a28c0669dd6b68

SHA256
1fa269db603859c64adb78d9267179841d98099f65e30ee21c0c0daa86c846f4

SHA512
d23c4b9df9382761cf1dcda902e32e3e3de87976fb522fac966d0deee62efb70ee3cda40c4c05ff47a688b3942951883e81fa361370227c34981d5c267ec0f27

Download Submit
C:\Users\Admin\Documents\read_it.txt

Filesize
96B

MD5
f5faabb3cf08821b406ac24ea379e69c

SHA1
64ccb43efd28856ceacffaa8e47d8ab0e964e6b4

SHA256
0d53dc233e19fa040fdaa6df1b1962d94804cd9b3b2efb1d48f6f2a30b21dbfd

SHA512
f610cd54f49dcfcdd996a5aefdf2ce9096c33a2dfe7835bfec729bc65626a493bfab078be4e33d219b41fe0245e307ff921ba0e6cf5fdf7c7baf1f73751186a1

Download Submit
memory/3036-14-0x00007FFD41BF0000-0x00007FFD426B1000-memory.dmp

Filesize
10.8MB

Download
memory/3036-457-0x00007FFD41BF0000-0x00007FFD426B1000-memory.dmp

Filesize
10.8MB

Download
memory/4044-0-0x00007FFD41BF3000-0x00007FFD41BF5000-memory.dmp

Filesize
8KB

Download
memory/4044-1-0x0000000000900000-0x000000000091C000-memory.dmp

Filesize
112KB

Download