07b0bd314cec413fb90b32448971169e5f2443a52c274cca6dc5552412591a51

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 17:58

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General

Target

Lead.dll
Size

262KB
MD5

42af59a6abdabaa872f69118ddc2e401
SHA1

b92f80866cfd324a84e4b98d67604f414193734c
SHA256

0a6e943b03d37a6ac917dd820a0dc7ad6a74b5ce589b3513d9d759aed65800b6
SHA512

1fc238add012bf1d21d7c05655bc328dbc34418b6c6f20250dd6c1c2b0ecd2ab56d9b7ba6c2a828db0bb373649e50b87d592c675faa6d4daaeab8e2cf58c6faf
SSDEEP

6144:tZgSHURQ89KDSQwLBWTJk04bTvGAOUFJo+MCxi:tZgSeASfBWTJwTvGSFXbxi

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
5	2112	rundll32.exe

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2112	rundll32.exe
2112	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31
PID 2100 wrote to memory of 2112	2100	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Lead.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Lead.dll,#1
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2112

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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