59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 12:13

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General

Target

59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
Size

522KB
MD5

3849fd6f9291d289dba6a893a3c352e4
SHA1

a00549a930ffb22e9023fd0e91c3e48b39c5ec79
SHA256

59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912
SHA512

5ec2730f8300492b9bbaa6eb690d3e9b5a5577e1b446b96366f2a57c758c139f8da53eafc135489157c515257b583a159cbf9e9fd4e0ace8556defe30550023b
SSDEEP

12288:BxIuKntpqI2aCoP5gkX6hRUWGy18xQqpx8O5Z:BqRL2aCoWkX65Gatqpx8

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\{3792C650-5E81-4477-AFA6-5EB6EE276C10}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{09750590-568C-458E-9275-FA6D90EA9226}.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 use of WriteProcessMemory 6 IoCs

Processes:

59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe

description	pid	process	target process
PID 4904 wrote to memory of 2660	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
PID 4904 wrote to memory of 2660	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
PID 4904 wrote to memory of 2660	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
PID 4904 wrote to memory of 2212	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
PID 4904 wrote to memory of 2212	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
PID 4904 wrote to memory of 2212	4904	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe	59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe

C:\Users\Admin\AppData\Local\Temp\59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
"C:\Users\Admin\AppData\Local\Temp\59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4904

C:\Users\Admin\AppData\Local\Temp\59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
start
2⤵
PID:2660

C:\Users\Admin\AppData\Local\Temp\59e23b6ca1982bddad9d65cccb7eb371354bc197ca8f6fa385e220b4f4659912.exe
watch
2⤵
PID:2212

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:4224

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

Replay Monitor

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Downloads

memory/2212-138-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2212-144-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2212-134-0x0000000000000000-mapping.dmp

Download
memory/2212-142-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2212-140-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2660-135-0x0000000000000000-mapping.dmp

Download
memory/2660-137-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2660-139-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2660-141-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/2660-143-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4904-136-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4904-132-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4904-133-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download