chaos | 370e42d68ce6c755fc37829552c3914b0b244645f063354f625835dedc9391ef

Analysis

max time kernel
138s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
17/05/2024, 02:24

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General

Target
88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
Size 22KB
Sample240517-cv347sdc76
SHA256 370e42d68ce6c755fc37829552c3914b0b244645f063354f625835dedc9391ef
MD5 88ebe643c9d04ea60bf871d0a1da1960
SHA1 9bb02dcef6e9ade2bbdbd13c8375c483ced64fd0
SHA512 4b443fc90c0d4b705424977dc6fcfcc8de22efced7ac3ece87b3ba41e6eaa0a2f53761019a172c5867358a2b806d393518fb65683c75551cb43e3c0c151f4057
SSDEEP 384:C3MLWHn3kItfsYbSC0pd03oO7xJnr91Czl9M3Wbey:mn3kI1S1p+1/nr9il9Pbey
MD5 SHA1 SHA512 SSDEEP

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/4508-1-0x0000000000DA0000-0x0000000000DAC000-memory.dmp	family_chaos
behavioral2/files/0x000300000001e323-6.dat	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
4260	bcdedit.exe
712	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
3056	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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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
3356	svchost.exe

Reads user/profile data of web browsers 2 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

Drops desktop.ini file(s) 34 IoCs

description	ioc	Process
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\Maintenance\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Favorites\Links\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\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Music\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\Recent\desktop.ini	svchost.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\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\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\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\Programs\System Tools\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\AccountPictures\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\Public\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Desktop\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\Public\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Pictures\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\Public\Music\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\OneDrive\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\Libraries\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Contacts\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Downloads\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Searches\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_DADY&PROD_HARDDISK\4&215468A5&0&000000	vds.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\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 2 TTPs 1 IoCs

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

ransomware

File Deletion

T1070.004

Inhibit System Recovery

T1490

pid	Process
680	vssadmin.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings	svchost.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
3964	NOTEPAD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3356	svchost.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

pid	Process
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe
3356	svchost.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

description	pid	Process
Token: SeDebugPrivilege	4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
Token: SeDebugPrivilege	3356	svchost.exe
Token: SeBackupPrivilege	4464	vssvc.exe
Token: SeRestorePrivilege	4464	vssvc.exe
Token: SeAuditPrivilege	4464	vssvc.exe
Token: SeIncreaseQuotaPrivilege	3296	WMIC.exe
Token: SeSecurityPrivilege	3296	WMIC.exe
Token: SeTakeOwnershipPrivilege	3296	WMIC.exe
Token: SeLoadDriverPrivilege	3296	WMIC.exe
Token: SeSystemProfilePrivilege	3296	WMIC.exe
Token: SeSystemtimePrivilege	3296	WMIC.exe
Token: SeProfSingleProcessPrivilege	3296	WMIC.exe
Token: SeIncBasePriorityPrivilege	3296	WMIC.exe
Token: SeCreatePagefilePrivilege	3296	WMIC.exe
Token: SeBackupPrivilege	3296	WMIC.exe
Token: SeRestorePrivilege	3296	WMIC.exe
Token: SeShutdownPrivilege	3296	WMIC.exe
Token: SeDebugPrivilege	3296	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3296	WMIC.exe
Token: SeRemoteShutdownPrivilege	3296	WMIC.exe
Token: SeUndockPrivilege	3296	WMIC.exe
Token: SeManageVolumePrivilege	3296	WMIC.exe
Token: 33	3296	WMIC.exe
Token: 34	3296	WMIC.exe
Token: 35	3296	WMIC.exe
Token: 36	3296	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3296	WMIC.exe
Token: SeSecurityPrivilege	3296	WMIC.exe
Token: SeTakeOwnershipPrivilege	3296	WMIC.exe
Token: SeLoadDriverPrivilege	3296	WMIC.exe
Token: SeSystemProfilePrivilege	3296	WMIC.exe
Token: SeSystemtimePrivilege	3296	WMIC.exe
Token: SeProfSingleProcessPrivilege	3296	WMIC.exe
Token: SeIncBasePriorityPrivilege	3296	WMIC.exe
Token: SeCreatePagefilePrivilege	3296	WMIC.exe
Token: SeBackupPrivilege	3296	WMIC.exe
Token: SeRestorePrivilege	3296	WMIC.exe
Token: SeShutdownPrivilege	3296	WMIC.exe
Token: SeDebugPrivilege	3296	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3296	WMIC.exe
Token: SeRemoteShutdownPrivilege	3296	WMIC.exe
Token: SeUndockPrivilege	3296	WMIC.exe
Token: SeManageVolumePrivilege	3296	WMIC.exe
Token: 33	3296	WMIC.exe
Token: 34	3296	WMIC.exe
Token: 35	3296	WMIC.exe
Token: 36	3296	WMIC.exe
Token: SeBackupPrivilege	4248	wbengine.exe
Token: SeRestorePrivilege	4248	wbengine.exe
Token: SeSecurityPrivilege	4248	wbengine.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 3356	4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe	92
PID 4508 wrote to memory of 3356	4508	88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe	92
PID 3356 wrote to memory of 4304	3356	svchost.exe	95
PID 3356 wrote to memory of 4304	3356	svchost.exe	95
PID 4304 wrote to memory of 680	4304	cmd.exe	97
PID 4304 wrote to memory of 680	4304	cmd.exe	97
PID 4304 wrote to memory of 3296	4304	cmd.exe	100
PID 4304 wrote to memory of 3296	4304	cmd.exe	100
PID 3356 wrote to memory of 2460	3356	svchost.exe	101
PID 3356 wrote to memory of 2460	3356	svchost.exe	101
PID 2460 wrote to memory of 4260	2460	cmd.exe	103
PID 2460 wrote to memory of 4260	2460	cmd.exe	103
PID 2460 wrote to memory of 712	2460	cmd.exe	104
PID 2460 wrote to memory of 712	2460	cmd.exe	104
PID 3356 wrote to memory of 4484	3356	svchost.exe	105
PID 3356 wrote to memory of 4484	3356	svchost.exe	105
PID 4484 wrote to memory of 3056	4484	cmd.exe	107
PID 4484 wrote to memory of 3056	4484	cmd.exe	107
PID 3356 wrote to memory of 3964	3356	svchost.exe	112
PID 3356 wrote to memory of 3964	3356	svchost.exe	112

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\88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\88ebe643c9d04ea60bf871d0a1da1960_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4508
- 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:3356
- - 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:4304
  - - C:\Windows\system32\vssadmin.exe
      vssadmin delete shadows /all /quiet
      4⤵
      Interacts with shadow copies
      PID:680
  - - C:\Windows\System32\Wbem\WMIC.exe
      wmic shadowcopy delete
      4⤵
      Suspicious use of AdjustPrivilegeToken
      PID:3296
- - 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:2460
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} bootstatuspolicy ignoreallfailures
      4⤵
      Modifies boot configuration data using bcdedit
      PID:4260
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} recoveryenabled no
      4⤵
      Modifies boot configuration data using bcdedit
      PID:712
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4484
  - - C:\Windows\system32\wbadmin.exe
      wbadmin delete catalog -quiet
      4⤵
      Deletes backup catalog
      PID:3056
- - 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:3964

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4464

C:\Windows\system32\wbengine.exe
"C:\Windows\system32\wbengine.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4248

C:\Windows\System32\vdsldr.exe
C:\Windows\System32\vdsldr.exe -Embedding
1⤵
PID:2376

C:\Windows\System32\vds.exe
C:\Windows\System32\vds.exe
1⤵
- Checks SCSI registry key(s)
PID:4344

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

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

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

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Downloads

svchost.exe

Path C:\Users\Admin\AppData\Roaming\svchost.exe
Size 22KB
SHA256 370e42d68ce6c755fc37829552c3914b0b244645f063354f625835dedc9391ef
MD5 88ebe643c9d04ea60bf871d0a1da1960
SHA1 9bb02dcef6e9ade2bbdbd13c8375c483ced64fd0
SHA512 4b443fc90c0d4b705424977dc6fcfcc8de22efced7ac3ece87b3ba41e6eaa0a2f53761019a172c5867358a2b806d393518fb65683c75551cb43e3c0c151f4057
SSDEEP 384:C3MLWHn3kItfsYbSC0pd03oO7xJnr91Czl9M3Wbey:mn3kI1S1p+1/nr9il9Pbey
MD5 SHA1 SHA512 SSDEEP

Submit Download

read_it.txt

Path C:\Users\Admin\Desktop\read_it.txt
Size 1014B
SHA256 7a1f1602a6365ed6eecd96b4878eefd6c64486cbaafb0e8df6a78d923b8e1d47
MD5 8358eeeeb601a7887588fdeccbb37fdf
SHA1 79e0028da526d475f0460d2e03aee7c24193c2ca
SHA512 7fad6f3229862a40c6f8746c2ff9fecffde28e6f637f93e387512fc67888d4d8ad4bc27bd78197ec895aa5c81a3cd111fd592820cf9a4e3d1847259c4abdde1b
MD5 SHA1 SHA512

Submit Download

memory/3356-14-0x00007FFBF0D80000-0x00007FFBF1841000-memory.dmp

Download

memory/3356-70-0x00007FFBF0D80000-0x00007FFBF1841000-memory.dmp

Download

memory/4508-0-0x00007FFBF0D83000-0x00007FFBF0D85000-memory.dmp

Download

memory/4508-1-0x0000000000DA0000-0x0000000000DAC000-memory.dmp

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