db5273410c933a199d6cde35b970ba18de85f4194870fdfa9ccdead249ecae3b

Analysis

max time kernel
188s
max time network
203s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2023 19:33

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General

Target

Decrypter_1.exe
Size

52KB
MD5

6d1ba676170ee73f766248116cdb6e93
SHA1

f19a13ff28e26e421d6cf1c4b8c3acf18e3cadf1
SHA256

b617e08abf22ea6bf953033c43da733dfa4a786c1bceee31f04a44dd01e73294
SHA512

a6104a75424eea410bfa443c784ca04f9578eb40ca93c128a66f1c72e4a88790f5cde132380aa65268d0126be0e7ea175ff89361574d863ea0c646ad4cad8ad2
SSDEEP

768:wuumZxpL0il0rv/V02NoizUZ/GhlecXSpc9XWuwrm7GGul:R7jdLl0zVN/zUZ/Ghl1vzJ7Il

Score

1^/10

Malware Config

Signatures

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

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

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 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	4396	dw20.exe
Token: SeBackupPrivilege	4396	dw20.exe
Token: SeBackupPrivilege	4396	dw20.exe
Token: SeBackupPrivilege	4396	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 4396	4300	Decrypter_1.exe	79
PID 4300 wrote to memory of 4396	4300	Decrypter_1.exe	79
PID 4300 wrote to memory of 4396	4300	Decrypter_1.exe	79

C:\Users\Admin\AppData\Local\Temp\Decrypter_1.exe
"C:\Users\Admin\AppData\Local\Temp\Decrypter_1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 820
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4396

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/4300-132-0x0000000074DF0000-0x00000000753A1000-memory.dmp

Filesize
5.7MB

Download
memory/4300-134-0x0000000074DF0000-0x00000000753A1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads