dcf172944dc961150a16128525e918327a4c036dd7381f45ad2d93564fad9842

Analysis

max time kernel
119s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 03:50

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General

Target

b4be9b983ffb0863e4aba2fa8ec21b40N.exe
Size

56KB
MD5

b4be9b983ffb0863e4aba2fa8ec21b40
SHA1

5a2701315546dea40df7f6c4904482a0482e1d54
SHA256

dcf172944dc961150a16128525e918327a4c036dd7381f45ad2d93564fad9842
SHA512

0a7aef18b8b66585be4a880ad846c86f038615bba3c98d2cd803b556ce9bcd69416eb7612d99a07a72c2104531673150f92c78d45e080ce028ed3a0aad55db43
SSDEEP

768:EyW1yBtObv0U/qchMXEIPxQ3F5j0GoR+8Ode55B0E:24Bobv7ZhMRxQE48OsBl

Score

7^/10

discovery

Malware Config

Signatures

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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	b4be9b983ffb0863e4aba2fa8ec21b40N.exe

Executes dropped EXE 1 IoCs

pid	Process
4852	zbhnd.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4be9b983ffb0863e4aba2fa8ec21b40N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zbhnd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4660 wrote to memory of 4852	4660	b4be9b983ffb0863e4aba2fa8ec21b40N.exe	85
PID 4660 wrote to memory of 4852	4660	b4be9b983ffb0863e4aba2fa8ec21b40N.exe	85
PID 4660 wrote to memory of 4852	4660	b4be9b983ffb0863e4aba2fa8ec21b40N.exe	85

C:\Users\Admin\AppData\Local\Temp\b4be9b983ffb0863e4aba2fa8ec21b40N.exe
"C:\Users\Admin\AppData\Local\Temp\b4be9b983ffb0863e4aba2fa8ec21b40N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4660
- C:\Users\Admin\AppData\Local\Temp\zbhnd.exe
  "C:\Users\Admin\AppData\Local\Temp\zbhnd.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\zbhnd.exe

Filesize
57KB

MD5
2ef7514af7e1869f0d0c3ed3016f5694

SHA1
8980eac1439291a607e82f8b07b543c06c700529

SHA256
44f3a4bf0885ed1925251206fb6d3fb044454e4ca64bd29f9d489d87db87b9a8

SHA512
7ed661d03a05ba806da7bf06fc2735b513e6eb879fbe32b46744d6d4b08effc61414fa4fae6c504a58cfdbd39b8ebcef40b256ef9e1f749adc0dc4b77ed1578f

Download Submit
memory/4660-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4660-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/4660-14-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4852-15-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download