aaa5b307a530fd1d0a570b258663b33e8a60efeb89391d59300c671c8e2ba2e5

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 19:55

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General

Target

优易163邮箱注册机 1.1 绿色版/EDataStructure.dll
Size

112KB
MD5

50b10397fb6caed2e4719747191c893d
SHA1

026666fad34ad9f939da9184d6e84a8f0194ab21
SHA256

2c235bf689a344c80b781c2d45c07af50d47508d430f2b27f75260277a9203f1
SHA512

085ee2f7bd36e7b927c426d33cd1ad38bc9d07803362471db590fbfb4996bc95722544a8f321d8542ddd24b74214755c84d0efd03d50794a62288cd55808b8af
SSDEEP

1536:FaGbrpEtoe+GwdxCTX1wQ1rnThOpeUox28oHUXgRdo5G5V601CPb:FaGb6DMxoYgH28o0kCPb

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 7 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30
PID 2496 wrote to memory of 1684	2496	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\优易163邮箱注册机 1.1 绿色版\EDataStructure.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\优易163邮箱注册机 1.1 绿色版\EDataStructure.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1684

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

Windows 7 deprecation

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