13a00ac5c9f88febef3a823f18e372ea29d631d28907394d14be21872536b494

Analysis

max time kernel
139s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2023, 17:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

documentpdf.exe
Size

78KB
MD5

3610e8e2807dbb278d023de198076f6f
SHA1

74398f842aaa8230854ad37142931463447c8a02
SHA256

13a00ac5c9f88febef3a823f18e372ea29d631d28907394d14be21872536b494
SHA512

cd93769798dbc60adc5c1572e487bc9d2b22102423eb5676085470b6d44091156d7227d5737c8ea2baee38c5e205de6419de50ca5ed4c559f5bb0fa8c000b1c9
SSDEEP

768:8KADWfMy+9GSU2Ip4jBqltCF0AxEjenoB69+Fx:DADV39GSFHBWAxEjc+

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 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 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	2540	dw20.exe
Token: SeBackupPrivilege	2540	dw20.exe
Token: SeBackupPrivilege	2540	dw20.exe
Token: SeBackupPrivilege	2540	dw20.exe
Token: SeBackupPrivilege	2540	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 180 wrote to memory of 2540	180	documentpdf.exe	94
PID 180 wrote to memory of 2540	180	documentpdf.exe	94
PID 180 wrote to memory of 2540	180	documentpdf.exe	94

C:\Users\Admin\AppData\Local\Temp\documentpdf.exe
"C:\Users\Admin\AppData\Local\Temp\documentpdf.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:180
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1404
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/180-0-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/180-1-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/180-2-0x0000000001210000-0x0000000001220000-memory.dmp

Filesize
64KB

Download
memory/180-3-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/180-10-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads