c911e30753f90ec89c64f436b50f2d34a6d54a71662a3d294aa0a67affd90306

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 04:46

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General

Target

c911e30753f90ec89c64f436b50f2d34a6d54a71662a3d294aa0a67affd90306N.dll
Size

76KB
MD5

6cd4987f70a3f03cb58918ed36a79470
SHA1

4c4f89582c800d31fa9bdc766979977c4315bc20
SHA256

c911e30753f90ec89c64f436b50f2d34a6d54a71662a3d294aa0a67affd90306
SHA512

a16c2d197479763216d8943da67f3d452b82c9ce31ecc1e89288b5f69f85fe4fa2ca37a25568418c016d1c5a052f1ececa415b34b2b74c12fadfd723584976ba
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4Eek4KXrtMEI:c8y93KQjy7G55riF1cMo03X1tMz

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/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2544	4716	WerFault.exe	84

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	4716	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 4716	684	rundll32.exe	84
PID 684 wrote to memory of 4716	684	rundll32.exe	84
PID 684 wrote to memory of 4716	684	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c911e30753f90ec89c64f436b50f2d34a6d54a71662a3d294aa0a67affd90306N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c911e30753f90ec89c64f436b50f2d34a6d54a71662a3d294aa0a67affd90306N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 704
    3⤵
    - Program crash
    PID:2544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4716 -ip 4716
1⤵
PID:4828

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/4716-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4716-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download