df4aab91aefc47d2422dc700ada8ebea52b20cf12391a7f774bea7632996a897

Analysis

max time kernel
92s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2024, 21:51

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General

Target

$PLUGINSDIR/AccessControl.dll
Size

9KB
MD5

971a1632f3f6ed6942b22b6d77692a12
SHA1

b638bb2b88e40434bd8aec598e840d64ab1e993f
SHA256

87309681b4d29399cf333ffc4fd3e3a9690c25f265dedc8779fbbdf2c246c648
SHA512

55a33ac166aa42d30ba35ee9cf788da151aa8861b27cda098094c3a915d041a2a2007ccf28f72158d079219a6e5fe71fc500eb45d458750b46c91a1fcad95bd6
SSDEEP

192:RGcLe8uWVNz5ZalBK/7rUlYg5q5LcywvX5U:RpdNzMKXUlYg5qPq5U

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral4/memory/932-0-0x0000000074E70000-0x0000000074E7B000-memory.dmp	upx
behavioral4/memory/932-2-0x0000000074E70000-0x0000000074E7B000-memory.dmp	upx
behavioral4/memory/932-1-0x0000000074E70000-0x0000000074E7B000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4988	932	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 932	4928	rundll32.exe	82
PID 4928 wrote to memory of 932	4928	rundll32.exe	82
PID 4928 wrote to memory of 932	4928	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AccessControl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\AccessControl.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 612
    3⤵
    - Program crash
    PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 932 -ip 932
1⤵
PID:2324

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

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Downloads

memory/932-0-0x0000000074E70000-0x0000000074E7B000-memory.dmp

Filesize
44KB

Download
memory/932-2-0x0000000074E70000-0x0000000074E7B000-memory.dmp

Filesize
44KB

Download
memory/932-1-0x0000000074E70000-0x0000000074E7B000-memory.dmp

Filesize
44KB

Download