c79a261b857b6139662023863d2f65f39f0e13720ffe557d410471565b6407a0

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 06:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

cb589d300ffc4e38183880a476eb5aee
SHA1

3c7828ebabbd53305ca7dead9d75858a87cfaf71
SHA256

b40bf86e3522e4504dca095721040d1b143438076a5d299210b654f38f86aabf
SHA512

c3b453c997a8a9fecb2decfe65bdc2810e79ac81b7e9dfa960c05efecd3016fe8f3f20e06b49abdc4112f8e948856ea0fbaccd2c8f5e45f03242d839ccb1cd1e
SSDEEP

192:fzF86tZDWrepiJLEqUErRtdD4fUuMZwt2h8sIGO2x9:fh8TLLweSfUuM0GOC

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2868	2756	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 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2176 wrote to memory of 2756	2176	rundll32.exe	30
PID 2756 wrote to memory of 2868	2756	rundll32.exe	31
PID 2756 wrote to memory of 2868	2756	rundll32.exe	31
PID 2756 wrote to memory of 2868	2756	rundll32.exe	31
PID 2756 wrote to memory of 2868	2756	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2756 -s 224
    3⤵
    - Program crash
    PID:2868

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

Loading Replay Monitor...