43680cb7176d46db1bc83ecbc7b785b5b96a374135dbbc94bba71387e288cf21

Analysis

max time kernel
110s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 11:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

43680cb7176d46db1bc83ecbc7b785b5b96a374135dbbc94bba71387e288cf21N.dll
Size

76KB
MD5

e23160fb04cae2445eaa62daf4323270
SHA1

9e95cca0c533d5a6ae8fd9f7fd14966a401a43f8
SHA256

43680cb7176d46db1bc83ecbc7b785b5b96a374135dbbc94bba71387e288cf21
SHA512

e9f4f109817f74b88fa9d95e933a7d12a2e9cd5536cda3962d42cdbb0c18cb1e8462a5f4853a743ca710f8b6b845dd0a603e6593dbc01b8b52a919069cc12c81
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZK6/89fBlJ:c8y93KQjy7G55riF1cMo03Y6/895lJ

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/4328-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4328-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1856	4328	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	4328	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2628 wrote to memory of 4328	2628	rundll32.exe	82
PID 2628 wrote to memory of 4328	2628	rundll32.exe	82
PID 2628 wrote to memory of 4328	2628	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43680cb7176d46db1bc83ecbc7b785b5b96a374135dbbc94bba71387e288cf21N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2628
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\43680cb7176d46db1bc83ecbc7b785b5b96a374135dbbc94bba71387e288cf21N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4328
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 704
    3⤵
    - Program crash
    PID:1856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4328 -ip 4328
1⤵
PID:4564

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

Loading Replay Monitor...

Downloads

memory/4328-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4328-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download