a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee

Analysis

max time kernel
99s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 00:20

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe
Size

37KB
MD5

3d24325e0de8ce6ac6e58c6d7b562fb5
SHA1

b47f28320e9bf413506abe27f214f9e8065b5adf
SHA256

a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee
SHA512

85524a3a525ebc9e8af24a65d1c8aebddc59a373ce47123fc26fc7513bf01bf7c51ee5b67b3681569d217b32754a90b204b132ea41a5db7fbb9fbd00ade7c85a
SSDEEP

384:UkujKicgkjn5xL5oyUi8mfF2jfP3lYiEASrAF+rMRTyN/0L+EcoinblneHQM3ep5:ruOf5DUi8o2jfdVEDrM+rMRa8NuBvt

Score

3^/10

discovery

Malware Config

Signatures

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	a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

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	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	2552	dw20.exe
Token: SeBackupPrivilege	2552	dw20.exe
Token: SeBackupPrivilege	2552	dw20.exe
Token: SeBackupPrivilege	2552	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 2552	4764	a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe	83
PID 4764 wrote to memory of 2552	4764	a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe	83
PID 4764 wrote to memory of 2552	4764	a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe	83

C:\Users\Admin\AppData\Local\Temp\a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe
"C:\Users\Admin\AppData\Local\Temp\a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 436
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2552

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4764-0-0x0000000074E12000-0x0000000074E13000-memory.dmp

Filesize
4KB

Download
memory/4764-1-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download
memory/4764-2-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download
memory/4764-9-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads