c33ee23d38a6f8e58daf6ff005662e9e21066ec80369cc9fafe50e911883711d

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 15:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c33ee23d38a6f8e58daf6ff005662e9e21066ec80369cc9fafe50e911883711d.dll
Size

76KB
MD5

fa29cdce999282030f43aa637fcd31b3
SHA1

7c8f72e27740bee2e5979ac59fa8189bfdb82056
SHA256

c33ee23d38a6f8e58daf6ff005662e9e21066ec80369cc9fafe50e911883711d
SHA512

33efd972744a4a2b401db38b96f3d0994b903bb95c57d281fdd4b3233918e1a5518d537304488e735d4b4056b39fdee893932f474140df554d91ec3c3f415d33
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z87k:c8y93KQjy7G55riF1cMo03G7k

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2772-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2772-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2772-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2772-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2628	2772	WerFault.exe	31

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	2772	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2652 wrote to memory of 2772	2652	rundll32.exe	31
PID 2772 wrote to memory of 2628	2772	rundll32.exe	32
PID 2772 wrote to memory of 2628	2772	rundll32.exe	32
PID 2772 wrote to memory of 2628	2772	rundll32.exe	32
PID 2772 wrote to memory of 2628	2772	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c33ee23d38a6f8e58daf6ff005662e9e21066ec80369cc9fafe50e911883711d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2652
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c33ee23d38a6f8e58daf6ff005662e9e21066ec80369cc9fafe50e911883711d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2772 -s 328
    3⤵
    - Program crash
    PID:2628

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/2772-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2772-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2772-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2772-3-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2772-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download