8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897

Analysis

max time kernel
150s
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 13:42

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General

Target

8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
Size

518KB
MD5

c7684713a89437d378c7d30aa53a6db2
SHA1

ff3fbe614ab1c1e57e26f3079c243597738d8d16
SHA256

8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897
SHA512

440d968a7b6d4fddbdb909f805592a2c3d6a99a48d030a4885e9f33870c3b45b627ab6eec4d1824bb374b8ce5431f4e96eec8817b1ba4b62ce5a319c85887f3f
SSDEEP

12288:ccqfOw+AWqJPPyMuswPUjASES/ya+WJPwTOEk/7:f9H0y/7PuAsz+OPwTvk/

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\{2FD361EA-6DBD-4466-9AF9-D16251D9EEAD}.catalogItem	svchost.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{B2EBF050-9FA2-430A-A7C1-FF865BBFDC6F}.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:

8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe

description	pid	process	target process
PID 4904 wrote to memory of 2036	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
PID 4904 wrote to memory of 2036	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
PID 4904 wrote to memory of 2036	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
PID 4904 wrote to memory of 2840	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
PID 4904 wrote to memory of 2840	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
PID 4904 wrote to memory of 2840	4904	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe	8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe

C:\Users\Admin\AppData\Local\Temp\8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
"C:\Users\Admin\AppData\Local\Temp\8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4904

C:\Users\Admin\AppData\Local\Temp\8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
start
2⤵
PID:2036

C:\Users\Admin\AppData\Local\Temp\8c570d0da95e0e6b315961ddf64a5af3f2a9e8b35d4048acb9144a060cfa1897.exe
watch
2⤵
PID:2840

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:4968

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/2036-134-0x0000000000000000-mapping.dmp

Download
memory/2036-137-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/2036-138-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/2840-133-0x0000000000000000-mapping.dmp

Download
memory/2840-136-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/2840-139-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/4904-132-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download
memory/4904-135-0x0000000000400000-0x000000000048B000-memory.dmp

Filesize
556KB

Download