31e347b556164f5e2d068ed6be0101b8ee12a248be2ced71a6744db817d787b0

Resubmissions

03/09/2024, 21:32

240903-1dvy9syeqh 3

03/09/2024, 21:15

240903-z35pbsxcnm 3

03/09/2024, 21:00

240903-ztqttaxalq 3

03/09/2024, 20:53

240903-zps4dawhll 3

Analysis

max time kernel
93s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/09/2024, 21:00

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General

Target

Cisco AnyConnect Secure Mobility Client/boost_system.dll
Size

32KB
MD5

2352feae80994cd90490f71b4d8d3b9a
SHA1

f3d87b56681e20b19cbb4ae75c595a4e3dab2b74
SHA256

9eba069acc93515891a41d6a66afee728ce01978a9eb425fbf51baa9403f43f3
SHA512

41e0fa1826983069767c5da0029fe2339bfde526a5de1be1bb19d5b1e1988e35f16cefc3a336fd7cc240a2ce87b33674cc5747df175d769151c2d99e124afd19
SSDEEP

768:mukB1x1cnnFDRhUtUMquc5RDGdhR1GmDGV9G8hPH:M1LcnFFWRvcZgGH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
60	1012	WerFault.exe	84

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 4568 wrote to memory of 1012	4568	rundll32.exe	84
PID 4568 wrote to memory of 1012	4568	rundll32.exe	84
PID 4568 wrote to memory of 1012	4568	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Cisco AnyConnect Secure Mobility Client\boost_system.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\Cisco AnyConnect Secure Mobility Client\boost_system.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1012 -s 604
    3⤵
    - Program crash
    PID:60

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1012 -ip 1012
1⤵
PID:2340

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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