314855348585bf77c0474f74a5b42bb4976b16f7305a4fed007c612e046f9f43

Analysis

max time kernel
94s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 15:25

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General

Target

mono crypter.exe
Size

9KB
MD5

62c723973f715675df73fa05cbec054c
SHA1

1263be85fa87b17f54eb919d729dd1b7513b0e3e
SHA256

e7e4c97ceb46bc8b0964ee3979b8358b26de2e545a042b88e729e41574249074
SHA512

e73d38d2a421960d7d8b9ebd8685cf050b25931d2ad9fa25a56653a28bd8ed07e0ef6f0a9143b7f64633bd916ad98fddea1f99654871c4bf999543d6bba475d1
SSDEEP

96:8/L77IOY86NIHUCJgsb1Zap3hxZD8cE2+YlnlYJomLLGL0KfflwVEBiAj1TRXmmU:OL0L0UoZ83tDpVHnlYJ3KLTqVpCwVvI

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mono crypter.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 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	1460	dw20.exe
Token: SeBackupPrivilege	1460	dw20.exe
Token: SeBackupPrivilege	1460	dw20.exe
Token: SeBackupPrivilege	1460	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 1460	1340	mono crypter.exe	82
PID 1340 wrote to memory of 1460	1340	mono crypter.exe	82
PID 1340 wrote to memory of 1460	1340	mono crypter.exe	82

C:\Users\Admin\AppData\Local\Temp\mono crypter.exe
"C:\Users\Admin\AppData\Local\Temp\mono crypter.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1340
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 912
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1460

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1340-0-0x0000000074A32000-0x0000000074A33000-memory.dmp

Filesize
4KB

Download
memory/1340-1-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/1340-2-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/1340-9-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads