82121bc438a17d43f7c48b6b1744d74fdc5a4a5f59fb3aea87674e306c62278c

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
31/08/2024, 14:25

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General

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample240831-rraqtayaph
SHA256 852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5
MD5 be2621a78a13a56cf09e00dd98488360
SHA1 75f0539dc6af200a07cdb056cddddec595c6cfd2
SHA512 b80cf1f678e6885276b9a1bfd9227374b2eb9e38bb20446d52ebe2c3dba89764aa50cb4d49df51a974478f3364b5dbcbc5b4a16dc8f1123b40c89c01725be3d1
SSDEEP 192:eB2HS+ihg200uWz947Wzvxu6v0MI7JOde+Ij5Z77dslFsE+:3S62Gw947ExuGDI7J8EF7KIE
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2420	1640	WerFault.exe	28

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 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 480 wrote to memory of 1640	480	rundll32.exe	28
PID 1640 wrote to memory of 2420	1640	rundll32.exe	29
PID 1640 wrote to memory of 2420	1640	rundll32.exe	29
PID 1640 wrote to memory of 2420	1640	rundll32.exe	29
PID 1640 wrote to memory of 2420	1640	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:480
- 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:1640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1640 -s 224
    3⤵
    - Program crash
    PID:2420

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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