df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154

Analysis

max time kernel
389s
max time network
446s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28-11-2022 00:54

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General

Target

df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe
Size

512KB
MD5

760351ab4a6e8162a86fa512447f1b45
SHA1

b6dd6c2150c261fb298aa9aaaef200c3b18e6686
SHA256

df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154
SHA512

8bdc0065519abe39447dda9bd43697641a96881102cbcba156752d8285869c3c6fc8ecdfa366139bd08aa59e52700af1f4b772f207450e72ff37f9bdf8569b12
SSDEEP

12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4sn:0+h9OY70z+warul3E4sn

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe

Executes dropped EXE 1 IoCs

pid	Process
2892	s4565.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe

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

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3340	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe
3340	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3340 wrote to memory of 2892	3340	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe	80
PID 3340 wrote to memory of 2892	3340	df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe	80

C:\Users\Admin\AppData\Local\Temp\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe
"C:\Users\Admin\AppData\Local\Temp\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3340
- C:\Users\Admin\AppData\Local\Temp\n4565\s4565.exe
  "C:\Users\Admin\AppData\Local\Temp\n4565\s4565.exe" edba114f00379e1878bcba62nHKLdiJ358JD+LXkJFnjBhhjK5uRdKWZp5ZxqDMiyeQXGWlXL1lcUkN40ISzuC5N2H6AvnmYLJsyBxT6cybh8Nnk/W5FQFC9ClUpsYBIxAQBt9+yhdQbBckbHV+OLly7RIEIO4ptlzU59NFjm7jKdZqr /v "C:\Users\Admin\AppData\Local\Temp\df1fc67ce5cf1a798f6300c2396892a3adf1c80fe70822ede54c37c46f9de154.exe"
  2⤵
  - Executes dropped EXE
  PID:2892

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\n4565\s4565.exe

Filesize
230KB

MD5
abaf13cb23de482dc944ab5b51ca3aac

SHA1
76837356db96dd56b647aba60f1adbbdc7b200fe

SHA256
b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

SHA512
cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

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C:\Users\Admin\AppData\Local\Temp\n4565\s4565.exe

Filesize
230KB

MD5
abaf13cb23de482dc944ab5b51ca3aac

SHA1
76837356db96dd56b647aba60f1adbbdc7b200fe

SHA256
b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

SHA512
cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

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