d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174

Analysis

max time kernel
96s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 19:28

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General

Target

d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe
Size

184KB
MD5

903cbce9fc911442d0cc955208abc700
SHA1

421216d70f36018bf0d38e3ce08fd4959b57dec8
SHA256

d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174
SHA512

4911ba1fee56db19e2814960b4d1d603bf89abe1b4957814e891cfd171e19f8ad8b3b812663f71a1b7741decb9dd4844e1b1e769ee9004afc35e90b9ae860836
SSDEEP

3072:BZd24t5JaZDHRT6RkfTnMT4PaGweqGVT+k2bDywgbZ5NmQEUZ/UxX8GGlHG4O2Tk:BZd24t58NHt6RgTnMT4PaGweqGVT+k2

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe
File opened for modification	C:\Windows\assembly	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.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 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 2 IoCs

description	pid	Process
Token: SeBackupPrivilege	4848	dw20.exe
Token: SeBackupPrivilege	4848	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 4848	2276	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe	83
PID 2276 wrote to memory of 4848	2276	d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe	83

C:\Users\Admin\AppData\Local\Temp\d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe
"C:\Users\Admin\AppData\Local\Temp\d2ef2a079f0a647e4bce95def7ecf036c89e5bc15fbdb89a8b03989433619174.exe"
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
  dw20.exe -x -s 772
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4848

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/2276-132-0x00007FF8A7E10000-0x00007FF8A8846000-memory.dmp

Filesize
10.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads