9b85d6b53e95645934338f28d52fddf584ceb8e22583ceb6c34af44834d52a63

Analysis

max time kernel
100s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-09-2024 05:16

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General

Target

docsis_cfg2.0.7/cygwin1.dll
Size

948KB
MD5

5258d7be3bf683bedfb06778def1769b
SHA1

2c5b6f2cc366c078cb1249b9be493f012205396b
SHA256

a49126d9c1b9837591910d28bda5443501cb310a9afad03f8f54d7fbc5aba28e
SHA512

4437f357b967caf3cfbbcdf8aee318fe4e8312bccdaccc782bcdbfcba72b14a4bb1799e8ee39606459f67d069364d24fe8ca730b79cfb21110322ab20aa7e58f
SSDEEP

24576:N55ACAVysKDDHCuoSuei6sZdmEWOlao5oEd8bKNrmY0eV:ejAsKDDH+SuR6sWZss3K1mYTV

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1856	4660	WerFault.exe	83

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 4572 wrote to memory of 4660	4572	rundll32.exe	83
PID 4572 wrote to memory of 4660	4572	rundll32.exe	83
PID 4572 wrote to memory of 4660	4572	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\docsis_cfg2.0.7\cygwin1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\docsis_cfg2.0.7\cygwin1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 600
    3⤵
    - Program crash
    PID:1856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4660 -ip 4660
1⤵
PID:100

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

Replay Monitor

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Downloads

memory/4660-0-0x0000000061000000-0x000000006113C000-memory.dmp

Filesize
1.2MB

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