1f45e9020c5227528fb02a3b2af46e2372694702f4c6df087ecfcbd8b33bb994

Analysis

max time kernel
123s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220310-en
submitted
25-03-2022 23:21

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General

Target

1224-76-0x0000000000400000-0x0000000000429000-memory.exe
Size

164KB
MD5

9b5b2f591debd15779083d452017cfad
SHA1

1801b4e96bf22800ab41fd57494913f71b433517
SHA256

1f45e9020c5227528fb02a3b2af46e2372694702f4c6df087ecfcbd8b33bb994
SHA512

1c34c7d3755f4d4b2ed810f3cf7467d26568710f117839f8f8d7030de5a34dfff312f61d1a753c87effcc926ca2e53a6f54ca49b1e7b90a85b6081657aac4d1d

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 2 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{415E5BD2-CEA8-4DF3-A7AD-248F7DAA99FC}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{4ABA5080-271F-469A-91C1-CEFB14B04EA0}.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

Processes:

svchost.exe

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

Processes:

svchost.exe

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 behavior: EnumeratesProcesses 2 IoCs

Processes:

1224-76-0x0000000000400000-0x0000000000429000-memory.exe

pid process

4976 1224-76-0x0000000000400000-0x0000000000429000-memory.exe
4976 1224-76-0x0000000000400000-0x0000000000429000-memory.exe

pid	process
4976	1224-76-0x0000000000400000-0x0000000000429000-memory.exe
4976	1224-76-0x0000000000400000-0x0000000000429000-memory.exe

C:\Users\Admin\AppData\Local\Temp\1224-76-0x0000000000400000-0x0000000000429000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\1224-76-0x0000000000400000-0x0000000000429000-memory.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:4976

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:5008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4976-134-0x0000000001110000-0x000000000145A000-memory.dmp

Filesize
3.3MB

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