721582ffe4abce8f7488a3b31c4c948b8ba9f439065437c6c9bd1c950f9446b9

Resubmissions

17/01/2025, 13:15

250117-qhg8vsypcz 4

17/01/2025, 11:29

250117-nlw53swmar 4

09/01/2025, 21:28

250109-1bc1ns1qgt 4

05/01/2025, 19:25

250105-x44gjstlew 10

Analysis

max time kernel
118s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 21:28

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General

Target

api-ms-win-crt-private-l1-1-0.dll
Size

62KB
MD5

682bf6b9c07a64929a4484db51d6c13d
SHA1

07672ce8f08db3b1d745b71e9db3e4729c70793c
SHA256

bdd0cca431ee362bed4f2c1eccafb22aa8dd51d57014be8297789175e5c11f2e
SHA512

e4ae0fc24114a58baede8443cb9275811c12a321ac898cda89efbd07474b8e60a564c55bbd82e37f521bf46b05fc1ca876f9b33f6d4bbbaed9fe0f03c937fce1
SSDEEP

1536:KaYDe5c4bFAcvxXWpDid3334BkZnGPMwPn7+9:6De5c4bFAcvxXWpDid3334BkZnGPMwP2

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2468	2452	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 3064 wrote to memory of 2452	3064	rundll32.exe	30
PID 2452 wrote to memory of 2468	2452	rundll32.exe	31
PID 2452 wrote to memory of 2468	2452	rundll32.exe	31
PID 2452 wrote to memory of 2468	2452	rundll32.exe	31
PID 2452 wrote to memory of 2468	2452	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-crt-private-l1-1-0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\api-ms-win-crt-private-l1-1-0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2452 -s 220
    3⤵
    - Program crash
    PID:2468

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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