a3a264617e3ef583f7a8e9747ad08da7c5e831ee25eb597543512ae32ddf628c

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/08/2024, 01:49

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General

Target

_decimal.dll
Size

219KB
MD5

44ccf7ff70b92fdc6c843c68d1dd66e4
SHA1

82176fc8bb776ecaf0957f7051f789b02f196024
SHA256

d4554bdf86c188e97eaacae305223678262138c7569cfbb9837990efd6255e77
SHA512

75f50c42a46c47a67714807e8702d5b23db36b7445f44fb53aa75aa737331f988c6ddf088d4f8194e64f365473d52d54abb8c739280396e1f2501879a6a1bd27
SSDEEP

6144:oaueleQ7Alat004ppuq6xV3XMW5g3ZGwVSqrq:oaueleWbOCqGWSqrq

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2408	4176	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 4176	1456	rundll32.exe	85
PID 1456 wrote to memory of 4176	1456	rundll32.exe	85
PID 1456 wrote to memory of 4176	1456	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\_decimal.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\_decimal.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 628
    3⤵
    - Program crash
    PID:2408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4176 -ip 4176
1⤵
PID:3564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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