c55fe2e800701ca55a3ec1bac9a42931e30dc3a01bbb431508e7ba21e672e64e

Analysis

max time kernel
133s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 03:42

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General

Target

2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe
Size

8.8MB
MD5

83958bd6ee281413f61b0d25a2bac065
SHA1

66b6a8b25b9e88d1e1217028e72149b41ba913ba
SHA256

c55fe2e800701ca55a3ec1bac9a42931e30dc3a01bbb431508e7ba21e672e64e
SHA512

2b5f4144a82b8d156dc021149c671576e015561e0836073ff0ad6b48683dbdfbe3303fd9a600c2f19ee45d4a87307ee1b5f8c0f4e6bee07c36b31c0b104c2121
SSDEEP

49152:R65E0e4+nvFs1LIFVU5h6Y2XznaPbJnuNK+8QoEQ3Er2js5E0FTYvNMno+KfQPly:UuN4yyGXb62tPE0FTYWp+KlTvY9poq

Score

9^/10

defense_evasion execution impact ransomware

Malware Config

Signatures

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

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\wp613177943.jpg"	2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.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

Processes:

vssadmin.exe

pid process

2328 vssadmin.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 2668 vssvc.exe
Token: SeRestorePrivilege 2668 vssvc.exe
Token: SeAuditPrivilege 2668 vssvc.exe

pid	process
2328	vssadmin.exe

description	pid	process
Token: SeBackupPrivilege	2668	vssvc.exe
Token: SeRestorePrivilege	2668	vssvc.exe
Token: SeAuditPrivilege	2668	vssvc.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe

description	pid	process	target process
PID 3776 wrote to memory of 2328	3776	2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe	vssadmin.exe
PID 3776 wrote to memory of 2328	3776	2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe	vssadmin.exe

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\2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-23_83958bd6ee281413f61b0d25a2bac065_snatch.exe"
1⤵
- Sets desktop wallpaper using registry
- Suspicious use of WriteProcessMemory
PID:3776

C:\Windows\system32\vssadmin.exe
vssadmin delete shadows /for=norealvolume /all /quiet
2⤵
- Interacts with shadow copies
PID:2328

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

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

T1490

Defacement

T1491

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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