bce1caa37e7fa4010422467c74a748f62cefb6fa6817e1614d961c4d7a5ab9d4

Analysis

max time kernel
94s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-01-2025 12:36

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General

Target

bce1caa37e7fa4010422467c74a748f62cefb6fa6817e1614d961c4d7a5ab9d4N.dll
Size

76KB
MD5

c174a663aabe7548ca98138e9616d2c0
SHA1

343e96b45d1181317a73ac9f414fffc8b6c0b5ab
SHA256

bce1caa37e7fa4010422467c74a748f62cefb6fa6817e1614d961c4d7a5ab9d4
SHA512

1de2502b53c7b468e2b0193c808a5c2fd13697465183d0fa362ec43ad4f57edc1ea4bf9846c9cd7b1d5a16a64af7f8868de73a9f83198bff2205b546ba8ee6ca
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZANRTI:c8y93KQjy7G55riF1cMo03aTI

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/4024-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4024-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4084	4024	WerFault.exe	83

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	4024	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5092 wrote to memory of 4024	5092	rundll32.exe	83
PID 5092 wrote to memory of 4024	5092	rundll32.exe	83
PID 5092 wrote to memory of 4024	5092	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bce1caa37e7fa4010422467c74a748f62cefb6fa6817e1614d961c4d7a5ab9d4N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bce1caa37e7fa4010422467c74a748f62cefb6fa6817e1614d961c4d7a5ab9d4N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4024
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 692
    3⤵
    - Program crash
    PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4024 -ip 4024
1⤵
PID:4212

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/4024-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4024-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download