3bfd2e503020274ee74f3d2015317fd549acc64eb760afa07c0bac637a3110dd

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
02-12-2024 12:16

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General

Target

External/Components/plds4.dll
Size

6KB
MD5

ee44d5d780521816c906568a8798ed2f
SHA1

2da1b06d5de378cbfc7f2614a0f280f59f2b1224
SHA256

50b2735318233d6c87b6efccccc23a0e3216d2870c67f2f193cc1c83c7c879fc
SHA512

634a1cd2baaef29b4fe7c7583c04406bb2ea3a3c93294b31f621652844541e7c549da1a31619f657207327604c261976e15845571ee1efe5416f1b021d361da8
SSDEEP

96:QE2LTg6IHjCqnm/xVMpXuhsc+VpduF02zRsgX95HcMRIAK1SxMRN3L6:Cg6qWqyxikSDduF0WXY+0YyF

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
behavioral9/memory/2384-0-0x0000000060220000-0x0000000060229000-memory.dmp	acprotect
behavioral9/memory/2384-2-0x0000000060220000-0x0000000060229000-memory.dmp	acprotect

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral9/memory/2384-1-0x0000000060140000-0x000000006016D000-memory.dmp	upx
behavioral9/memory/2384-0-0x0000000060220000-0x0000000060229000-memory.dmp	upx
behavioral9/memory/2384-3-0x0000000060140000-0x000000006016D000-memory.dmp	upx
behavioral9/memory/2384-2-0x0000000060220000-0x0000000060229000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1932	2384	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 1452 wrote to memory of 2384	1452	rundll32.exe	30
PID 2384 wrote to memory of 1932	2384	rundll32.exe	31
PID 2384 wrote to memory of 1932	2384	rundll32.exe	31
PID 2384 wrote to memory of 1932	2384	rundll32.exe	31
PID 2384 wrote to memory of 1932	2384	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\External\Components\plds4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\External\Components\plds4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 232
    3⤵
    - Program crash
    PID:1932

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

Replay Monitor

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Downloads

memory/2384-1-0x0000000060140000-0x000000006016D000-memory.dmp

Filesize
180KB

Download
memory/2384-0-0x0000000060220000-0x0000000060229000-memory.dmp

Filesize
36KB

Download
memory/2384-3-0x0000000060140000-0x000000006016D000-memory.dmp

Filesize
180KB

Download
memory/2384-2-0x0000000060220000-0x0000000060229000-memory.dmp

Filesize
36KB

Download