85be1050684dd7745ebcc58978cf24c6666288f7e62ea355b4978d1f2a8c8732

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 00:59

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General

Target

85be1050684dd7745ebcc58978cf24c6666288f7e62ea355b4978d1f2a8c8732.dll
Size

76KB
MD5

75d1bc753fd421c856f0faca3f488566
SHA1

db73311b6742d66183be2cf752b8d4e8f38eb343
SHA256

85be1050684dd7745ebcc58978cf24c6666288f7e62ea355b4978d1f2a8c8732
SHA512

8c74ad94b9bd226f6e88baaeeb204115974ee77435287258ccf8c28f87b5f1c9882d36019e1c7641f1e8149c205eaf21011c0368f09703cf0d079a1d37c9c4c8
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zs+Ogg:c8y93KQjy7G55riF1cMo036b

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/3020-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3020-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3020-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/3020-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2396 3020 WerFault.exe rundll32.exe
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 AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description pid process

Token: SeDebugPrivilege 3020 rundll32.exe

pid	pid_target	process	target process
2396	3020	WerFault.exe	rundll32.exe

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

description	pid	process
Token: SeDebugPrivilege	3020	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 2032 wrote to memory of 3020	2032	rundll32.exe	rundll32.exe
PID 3020 wrote to memory of 2396	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2396	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2396	3020	rundll32.exe	WerFault.exe
PID 3020 wrote to memory of 2396	3020	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\85be1050684dd7745ebcc58978cf24c6666288f7e62ea355b4978d1f2a8c8732.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\85be1050684dd7745ebcc58978cf24c6666288f7e62ea355b4978d1f2a8c8732.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 332
    3⤵
    - Program crash
    PID:2396

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/3020-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3020-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3020-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3020-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/3020-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download