a30c050d5c41a945070a45ed9b547fe0d9def41a86a09cb6ca600382faf64099

Analysis

max time kernel
91s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17/10/2024, 12:15

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General

Target

$PLUGINSDIR/Processes.dll
Size

140KB
MD5

3c3cda1dabf094f7be067e1d69342d57
SHA1

95bc35eaefd13a3f19783df87111a545395c3e27
SHA256

bb65cb9dba34680beaacf9c644cd3eff3ea79b674d00ed215835d4c3e0ae621c
SHA512

b35b8be0a190f88193818e16ea1354ec792047d38d93d16753d639353e3cb2edecacb41eb10418e55c26479f9a6e2145ed9055429ebccaf43e91e3f9f85bb82f
SSDEEP

3072:LOGyjPivQLVBgCh+ApMmnkigDewVQM3oHzlD8:QwQLVBgCh+qMmk7DewVQM

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2656	2636	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 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2132 wrote to memory of 2636	2132	rundll32.exe	30
PID 2636 wrote to memory of 2656	2636	rundll32.exe	31
PID 2636 wrote to memory of 2656	2636	rundll32.exe	31
PID 2636 wrote to memory of 2656	2636	rundll32.exe	31
PID 2636 wrote to memory of 2656	2636	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Processes.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Processes.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2636 -s 224
    3⤵
    - Program crash
    PID:2656

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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