c4fec2b73f7e5da67c082fe964330d70b4c369f907791a3ecae5df4a99553d48

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/10/2024, 20:13

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General

Target

$PLUGINSDIR/nsWeb.dll
Size

8KB
MD5

84bcf3c71e70d5a6e9dc07d70466bdc3
SHA1

31603a1afc2d767a3392d363ff61533beaa25359
SHA256

7d4da7469d00e98f863b78caece3f2b753e26d7ce0ca9916c0802c35d7d22bcf
SHA512

61aefa3c22d2f66053f568a4cc3a5fc1cf9deb514213b550e5182edcecd88fadf0cb78e7a593e6d4b7261ed1238e7693f1d38170c84a68baf4943c3b9584d48e
SSDEEP

96:9E1ZgHfHizBkiz1zCuNrwXTP8Jx/N6SCMeNV37bnwXwPML/bUdut5tCsPb2N6nOc:9E1ZkGdbiSCMeNN7LwAY/gd+Oc

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2972	1692	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 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1600 wrote to memory of 1692	1600	rundll32.exe	30
PID 1692 wrote to memory of 2972	1692	rundll32.exe	31
PID 1692 wrote to memory of 2972	1692	rundll32.exe	31
PID 1692 wrote to memory of 2972	1692	rundll32.exe	31
PID 1692 wrote to memory of 2972	1692	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWeb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsWeb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 236
    3⤵
    - Program crash
    PID:2972

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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