ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1

Analysis

max time kernel
151s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 11:39

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General

Target

ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe
Size

1.0MB
MD5

a7aa16c7a4f0a847fe0dc904bdbad311
SHA1

ed455cf701ae3a153aa273b225803939df38786e
SHA256

ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1
SHA512

2a13becff4029c8454465b3dd45c248d095f87782a29cf647cb82b36170b96e1de8fae2dafab19035ad9132247d2c8ae1299200b48ea8b84f8ce375425a58f52
SSDEEP

1536:EeJe9LsTScEeVeDevEGRelPmlw0mB3aq5hT7IyiujkDheZeTHTKS3KSvKLeS4eS2:f0KA2yBH+xDumCp0A

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	4840	dw20.exe
Token: SeBackupPrivilege	4840	dw20.exe
Token: SeBackupPrivilege	4840	dw20.exe
Token: SeBackupPrivilege	4840	dw20.exe
Token: SeBackupPrivilege	4840	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 4840	4920	ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe	81
PID 4920 wrote to memory of 4840	4920	ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe	81
PID 4920 wrote to memory of 4840	4920	ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe	81

C:\Users\Admin\AppData\Local\Temp\ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe
"C:\Users\Admin\AppData\Local\Temp\ea5c90b5a5c47f7fff059bd282713786e03d1fbca7afe7e910e326a6dcb6f0b1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 808
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4840

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/4920-133-0x00000000749E0000-0x0000000074F91000-memory.dmp

Filesize
5.7MB

Download
memory/4920-134-0x00000000749E0000-0x0000000074F91000-memory.dmp

Filesize
5.7MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads