c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2

Analysis

max time kernel
187s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 19:48

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General

Target

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
Size

372KB
MD5

6f3f5a1acf2b2ee6200fa42d02176bf9
SHA1

b94ea0e6e238c0d526cbaa9b30f3dbf20167c995
SHA256

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2
SHA512

00a54f114669e16fc812c51620d8d4d374bab2ea108e12d664b926b2fde27defa1abff7dc7d6f895b3b53da81ddeeedc9e5044cd02ba2e74a4f16325521567e4
SSDEEP

6144:qhbgOU12VFS/r39NTJ7y1JehTcMtwLnCrcCrS6wbkiK3YGXYdayaGs0n8frOW9:qhM3wFm39NTJG1JehTcMtwLCrpO4IGXt

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 2 IoCs

Processes:

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe

description	ioc	process
File created	C:\Windows\assembly\Desktop.ini	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe

Drops file in Windows directory 4 IoCs

Processes:

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exedw20.exe

description	ioc	process
File opened for modification	C:\Windows\assembly	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
File created	C:\Windows\assembly\Desktop.ini	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exedw20.exe

description	pid	process
Token: SeBackupPrivilege	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
Token: SeSecurityPrivilege	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
Token: SeSecurityPrivilege	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
Token: SeRestorePrivilege	4556	dw20.exe
Token: SeBackupPrivilege	4556	dw20.exe
Token: SeBackupPrivilege	4556	dw20.exe
Token: SeBackupPrivilege	4556	dw20.exe
Token: SeBackupPrivilege	4556	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe

description	pid	process	target process
PID 1740 wrote to memory of 4556	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe	dw20.exe
PID 1740 wrote to memory of 4556	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe	dw20.exe
PID 1740 wrote to memory of 4556	1740	c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe
"C:\Users\Admin\AppData\Local\Temp\c08bb100fafd44f544c5e529f0c65a863e5d980930e663332dcde382461bd5e2.exe"
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1740

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1072
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4556

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/1740-132-0x0000000074D80000-0x0000000075331000-memory.dmp

Filesize
5.7MB

Download
memory/1740-134-0x0000000074D80000-0x0000000075331000-memory.dmp

Filesize
5.7MB

Download
memory/1740-135-0x0000000074D80000-0x0000000075331000-memory.dmp

Filesize
5.7MB

Download
memory/4556-133-0x0000000000000000-mapping.dmp

Download