f255227fd45316c4681085f39e6da2f509af851f8cc2d2a84ea99c06b935ffe6

Resubmissions

30-06-2024 00:59

240630-bcjr6svbkk 10

20-06-2024 02:02

20-06-2024 01:44

19-06-2024 01:10

18-06-2024 20:40

18-06-2024 13:45

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20-06-2024 01:44

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Report Analysis Logs

General

Target

Documents/Ransomware.Petrwrap/Ransomware.Petrwrap/svchost.exe
Size

704KB
MD5

d2ec63b63e88ece47fbaab1ca22da1ef
SHA1

dd52fcc042a44a2af9e43c15a8e520b54128cdc8
SHA256

e5c643f1d8ecc0fd739d0bbe4a1c6c7de2601d86ab0fff74fd89c40908654be5
SHA512

89d9e63d5f3b34be3d25317933031815a42c039fbee30ce8c86f8b1b7c6ca9ccfc8731da99b9246381a2c05a95ada423f4944ff72111eb0451a44e9dcb3e053e
SSDEEP

12288:rue4X2Uz0DsetgxLdsCHvX8XYJWs6XS1bFLDw1P86jZpMV7uikFg:v+2UzSgxLdsCHmQb6XSbFLDs06jZulus

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

Processes:

svchost.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad.lnk svchost.exe
Drops desktop.ini file(s) 2 IoCs

Processes:

svchost.exe

description ioc process

File created C:\Windows\assembly\Desktop.ini svchost.exe
File opened for modification C:\Windows\assembly\Desktop.ini svchost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad.lnk	svchost.exe

description	ioc	process
File created	C:\Windows\assembly\Desktop.ini	svchost.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	svchost.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\assembly\Desktop.ini	svchost.exe
File opened for modification	C:\Windows\assembly	svchost.exe
File created	C:\Windows\assembly\Desktop.ini	svchost.exe

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

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

svchost.exe

description pid process

Token: SeDebugPrivilege 1508 svchost.exe
Token: 33 1508 svchost.exe
Token: SeIncBasePriorityPrivilege 1508 svchost.exe

description	pid	process
Token: SeDebugPrivilege	1508	svchost.exe
Token: 33	1508	svchost.exe
Token: SeIncBasePriorityPrivilege	1508	svchost.exe

C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Petrwrap\Ransomware.Petrwrap\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Documents\Ransomware.Petrwrap\Ransomware.Petrwrap\svchost.exe"
1⤵
- Drops startup file
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1508

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1308,i,3144109701624127473,12586215149656995128,262144 --variations-seed-version --mojo-platform-channel-handle=3368 /prefetch:8
1⤵
PID:4236

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1508-0-0x00007FFAAC165000-0x00007FFAAC166000-memory.dmp

Filesize
4KB

Download
memory/1508-1-0x00007FFAABEB0000-0x00007FFAAC851000-memory.dmp

Filesize
9.6MB

Download
memory/1508-2-0x000000001D5D0000-0x000000001DA9E000-memory.dmp

Filesize
4.8MB

Download
memory/1508-3-0x000000001DAA0000-0x000000001DB3C000-memory.dmp

Filesize
624KB

Download
memory/1508-4-0x000000001DBC0000-0x000000001DC22000-memory.dmp

Filesize
392KB

Download
memory/1508-5-0x000000001BF10000-0x000000001BF18000-memory.dmp

Filesize
32KB

Download
memory/1508-6-0x000000001E260000-0x000000001E2B2000-memory.dmp

Filesize
328KB

Download
memory/1508-14-0x00007FFAABEB0000-0x00007FFAAC851000-memory.dmp

Filesize
9.6MB

Download
memory/1508-15-0x00007FFAAC165000-0x00007FFAAC166000-memory.dmp

Filesize
4KB

Download
memory/1508-16-0x00007FFAABEB0000-0x00007FFAAC851000-memory.dmp

Filesize
9.6MB

Download
memory/1508-17-0x00007FFAABEB0000-0x00007FFAAC851000-memory.dmp

Filesize
9.6MB

Download