b559db65a0646dd216b2aa0428156aea429c5d707e51cd45f9dbc84fe611e020

Analysis

max time kernel
110s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 22:06

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General

Target

b559db65a0646dd216b2aa0428156aea429c5d707e51cd45f9dbc84fe611e020N.dll
Size

76KB
MD5

9c0d673403de6cde983fc6cc4ea25a00
SHA1

081be261efd5ab559b7c78b98384d0889083717f
SHA256

b559db65a0646dd216b2aa0428156aea429c5d707e51cd45f9dbc84fe611e020
SHA512

e7ed5185dfe7608945741de69d14a1268df58bf31a2e8c3798956ce9e266a954d8a5f003bb40772e15f36960faf36dd7129bf3734d56c8631684219e10f7b194
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZtCCr0z7:c8y93KQjy7G55riF1cMo03LU

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4628-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4628-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4628-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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 behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid	Process
4628	rundll32.exe
4628	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description	pid	Process
Token: SeDebugPrivilege	4628	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 4268 wrote to memory of 4628	4268	rundll32.exe	83
PID 4268 wrote to memory of 4628	4268	rundll32.exe	83
PID 4268 wrote to memory of 4628	4268	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b559db65a0646dd216b2aa0428156aea429c5d707e51cd45f9dbc84fe611e020N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4268
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b559db65a0646dd216b2aa0428156aea429c5d707e51cd45f9dbc84fe611e020N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4628

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/4628-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4628-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4628-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download