ef11b046a91f96f7932420121c9dec4ecf049d48e959ced3b69753dae842b48f

Analysis

max time kernel
146s
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
04/12/2022, 04:06

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General

Target

ef11b046a91f96f7932420121c9dec4ecf049d48e959ced3b69753dae842b48f.exe
Size

364KB
MD5

01c3d2047459238ac67c3cdcc109f34f
SHA1

04e64739bc777a6e745bf7354bec32922ea8bf7a
SHA256

ef11b046a91f96f7932420121c9dec4ecf049d48e959ced3b69753dae842b48f
SHA512

99308184a966e2b68566a43404ffc41874d4ad48cfbe5cd241bb20e36af71df7855564fb3e33a3ebb5849fbaa08466ca140b816b4cbc2cf756bda8169930f466
SSDEEP

6144:gHOr5CO8rdaqYZ/wstNZ2t2dJpD+th1I5w6+ylwKJGuTdlAq4WHSl:8O9CO8rcxBX8slSth1QlFGWAq4WH4

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{BE8019C3-8843-4883-AB54-98C8563AB67F}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{E282C85F-6010-45AC-B410-5CE6D130B6A3}.catalogItem	svchost.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	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

C:\Users\Admin\AppData\Local\Temp\ef11b046a91f96f7932420121c9dec4ecf049d48e959ced3b69753dae842b48f.exe
"C:\Users\Admin\AppData\Local\Temp\ef11b046a91f96f7932420121c9dec4ecf049d48e959ced3b69753dae842b48f.exe"
1⤵
PID:1152

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:4100

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads