5741dc211797972e09ddf5e37b8d49a39ecc598a4da20a494223d4f815179cff

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 22:29

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General

Target

5741dc211797972e09ddf5e37b8d49a39ecc598a4da20a494223d4f815179cffN.dll
Size

76KB
MD5

aaa0c3f8a9080ead0732b07fc6568eb0
SHA1

dcb238e63c85d89f9f4c07d8ffacd1c8e676acbc
SHA256

5741dc211797972e09ddf5e37b8d49a39ecc598a4da20a494223d4f815179cff
SHA512

8f3cd7a1d6da0bc5bb3d3855226572e2966f927eed9dde98a3d6b14d3f1379a8260ccbb5853aecea24edbbe9ffd4472203cb470d900b36b73793246a6a4ba0be
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZv5VmrFCYSj:c8y93KQjy7G55riF1cMo03nvarFCYSj

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5064-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5064-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4952	5064	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5064	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3972 wrote to memory of 5064	3972	rundll32.exe	82
PID 3972 wrote to memory of 5064	3972	rundll32.exe	82
PID 3972 wrote to memory of 5064	3972	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5741dc211797972e09ddf5e37b8d49a39ecc598a4da20a494223d4f815179cffN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5741dc211797972e09ddf5e37b8d49a39ecc598a4da20a494223d4f815179cffN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5064 -s 708
    3⤵
    - Program crash
    PID:4952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5064 -ip 5064
1⤵
PID:884

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/5064-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/5064-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download