8773567bd69066f998fe7371cfbf0853116c28366f7e6e4a8e748d92606bb174

Analysis

max time kernel
100s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 00:19

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General

Target

8773567bd69066f998fe7371cfbf0853116c28366f7e6e4a8e748d92606bb174.dll
Size

76KB
MD5

79ed1637ec02bde2fbb0cc277b25a672
SHA1

f713389bcac5acce2fa4f43a37c9b6b40a83c892
SHA256

8773567bd69066f998fe7371cfbf0853116c28366f7e6e4a8e748d92606bb174
SHA512

8a6d68a9a7713d5581400aa975b82bccaa1b18544c49aa742c7b2136498ed3db6dcdaa91eddadcbf4340c5377c4ef3f4cd990f9b6a05c9002ef387ad073b7325
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZHoNu3:c8y93KQjy7G55riF1cMo03Fj

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/4480-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4480-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1000	4480	WerFault.exe	85

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	4480	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 4480	2388	rundll32.exe	85
PID 2388 wrote to memory of 4480	2388	rundll32.exe	85
PID 2388 wrote to memory of 4480	2388	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8773567bd69066f998fe7371cfbf0853116c28366f7e6e4a8e748d92606bb174.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8773567bd69066f998fe7371cfbf0853116c28366f7e6e4a8e748d92606bb174.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4480
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 692
    3⤵
    - Program crash
    PID:1000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4480 -ip 4480
1⤵
PID:2708

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/4480-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4480-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download