e5c16ab45d74f4e8ee3dda3344a40295587e65d63a4d003c6fec0548d8b064f9

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 14:11

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General

Target

采集/eCalc.dll
Size

160KB
MD5

ed9a4290edfd23edc5f4a0cb3707a807
SHA1

6fe2d59a5cbbe2ec901ae0bbcd119363808c71ce
SHA256

1a5aad6e076c406977d650321fcb6672ba78c88fdd84f1240315a9cf5e221712
SHA512

92912faca6be1e072fb6200fffe871dd968d723db6125c48e9d5b11bd83beb9a6b0ff4a9f44ba68deef058bdec891673def895c5e7ccf71bc0204b1d50d6ef44
SSDEEP

3072:mVbBgc1wuy/KEQ3HtdYhHEsgoEMlceZYTUr:ga9uyChddYJ9fr

Score

3^/10

discovery

Malware Config

Signatures

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 3972 wrote to memory of 1848	3972	rundll32.exe	82
PID 3972 wrote to memory of 1848	3972	rundll32.exe	82
PID 3972 wrote to memory of 1848	3972	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\采集\eCalc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\采集\eCalc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1848

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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