27ed253db21200109239135cb134262dc5ddf3c1f6d5f8b7cf2f87b90ae36859

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 01:48

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General

Target

4a6f51313af69d407ff2c86f4c132b89.exe
Size

2.0MB
MD5

4a6f51313af69d407ff2c86f4c132b89
SHA1

6c693642fe096f2115584618ae9ea71003361a13
SHA256

27ed253db21200109239135cb134262dc5ddf3c1f6d5f8b7cf2f87b90ae36859
SHA512

497ea018472b7049cbf698e3a4c3a5f0e99f0f26a66024ece91158b3735c3f50d355183a7c3855d98cb26f9b171529def07c7671f48f249f162eb8c541591695
SSDEEP

6144:zXsPjo3bliOaf9QMLHHwN7IJOfX5ON4Mw5TaOGg:rmjo3If9aIJA5ON4vum

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\~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

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	4648	dw20.exe
Token: SeBackupPrivilege	4648	dw20.exe
Token: SeBackupPrivilege	4648	dw20.exe
Token: SeBackupPrivilege	4648	dw20.exe
Token: SeBackupPrivilege	4648	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 4648	4996	4a6f51313af69d407ff2c86f4c132b89.exe	94
PID 4996 wrote to memory of 4648	4996	4a6f51313af69d407ff2c86f4c132b89.exe	94
PID 4996 wrote to memory of 4648	4996	4a6f51313af69d407ff2c86f4c132b89.exe	94

C:\Users\Admin\AppData\Local\Temp\4a6f51313af69d407ff2c86f4c132b89.exe
"C:\Users\Admin\AppData\Local\Temp\4a6f51313af69d407ff2c86f4c132b89.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 880
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/4996-1-0x00000000019C0000-0x00000000019D0000-memory.dmp

Filesize
64KB

Download
memory/4996-2-0x0000000074BD0000-0x0000000075181000-memory.dmp

Filesize
5.7MB

Download
memory/4996-0-0x0000000074BD0000-0x0000000075181000-memory.dmp

Filesize
5.7MB

Download
memory/4996-11-0x0000000074BD0000-0x0000000075181000-memory.dmp

Filesize
5.7MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads