03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2022 04:10

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General

Target

03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d.exe
Size

132KB
MD5

6c18d4e68f9374438bb9592f27346884
SHA1

66c42558adc5ac242c6d953796855ce180736cbd
SHA256

03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d
SHA512

3d40d2a7068cf85a32bc89e04cb08be1cfada9b961d86a3a66fde4a53430739c30981a6d03e1cc0dfa9fb9e934c131a4c942bbfe025474247072f4f788aaef67
SSDEEP

3072:vlM4F79IBmU4NlwU5QYee9N0jBBi+uIY/qWaWQ8outjxxxxxx0HH0xxxVgLLxx1Z:31pqkee92jBBiAY/qW3HoSjxxxxxx0Hj

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2440-132-0x0000000000400000-0x0000000000497000-memory.dmp	upx
behavioral2/memory/2440-135-0x0000000000400000-0x0000000000497000-memory.dmp	upx
behavioral2/memory/2440-136-0x0000000000400000-0x0000000000497000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{ECD2E1DB-244B-424D-858E-364172CB2BED}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{CBF68CE9-F4FC-4592-A9D4-B5D09497E5CF}.catalogItem	svchost.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4848	2440	WerFault.exe	76

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	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.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	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2440	03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d.exe

C:\Users\Admin\AppData\Local\Temp\03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d.exe
"C:\Users\Admin\AppData\Local\Temp\03e47c2f1ac9f2e4da8dd5dfe7045c3f187ad6ec2dda7baf628a6dd8c813276d.exe"
1⤵
- Suspicious use of SetWindowsHookEx
PID:2440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 472
  2⤵
  - Program crash
  PID:4848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2440 -ip 2440
1⤵
PID:4216

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2440-132-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download
memory/2440-135-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download
memory/2440-136-0x0000000000400000-0x0000000000497000-memory.dmp

Filesize
604KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads