cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6

Analysis

max time kernel
181s
max time network
188s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 19:38

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General

Target

cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe
Size

31KB
MD5

3517a0a5fd3bc95260a7c1a758acb8d0
SHA1

9b50655b506d8a22be461640849cdb76fcd6fa20
SHA256

cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6
SHA512

5ecde49b15d5f63aa698f4848abcd6eae5b02651466ce1b0d3b154e5c7439c0f86dd81b0ffd1da4b5aaf5de72fa994b18c2076ceddd34c32fe966775668c13db
SSDEEP

768:q2u75oa4fu124AqFjXeJBKh0p29SgRjB:K75CPkj8KhG29jjB

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.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:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	4012	dw20.exe
Token: SeBackupPrivilege	4012	dw20.exe
Token: SeBackupPrivilege	4012	dw20.exe
Token: SeBackupPrivilege	4012	dw20.exe
Token: SeBackupPrivilege	4012	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe

description	pid	process	target process
PID 2296 wrote to memory of 4012	2296	cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe	dw20.exe
PID 2296 wrote to memory of 4012	2296	cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe	dw20.exe
PID 2296 wrote to memory of 4012	2296	cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe
"C:\Users\Admin\AppData\Local\Temp\cb3ca4960d67513d53b11dadf817bf46cc2d19f2c7db598b72a6cdd0ad9be1f6.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2296

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 500
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4012

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/2296-133-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/2296-134-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4012-132-0x0000000000000000-mapping.dmp

Download