e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7

Analysis

max time kernel
196s
max time network
201s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 15:35

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General

Target

e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe
Size

123KB
MD5

b56c60ed9f715da6b9070fc2d7bcc140
SHA1

2050e4857a2a2c0c60db7c968edc074719a75022
SHA256

e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7
SHA512

5c58aa8419651bc52856d7962774d8e78d45661c08f4f3509738a8d1f88fad980f0ce065315a4b948d8f7fe38065ccb96aa2c40af04212dc829dde6c1639fd56
SSDEEP

1536:TkEMcGTsegxg/EL0OJ60IIpl6JHrcMZaVHNYLh3K1CqkLu1K5:uAjrrIITUHrcMZaVHy41Cqf

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 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 5 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	388	dw20.exe
Token: SeBackupPrivilege	388	dw20.exe
Token: SeBackupPrivilege	388	dw20.exe
Token: SeBackupPrivilege	388	dw20.exe
Token: SeBackupPrivilege	388	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe

description	pid	process	target process
PID 4376 wrote to memory of 388	4376	e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe	dw20.exe
PID 4376 wrote to memory of 388	4376	e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe	dw20.exe
PID 4376 wrote to memory of 388	4376	e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe
"C:\Users\Admin\AppData\Local\Temp\e985d10405de5c72d770cbf50e0a8f718620b151a81a9adc4d04d8e8e50c87f7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4376

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 820
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:388

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/388-133-0x0000000000000000-mapping.dmp

Download
memory/4376-132-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4376-134-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download