dc02f7f71000e8f7052d9673c5918f8fa1971b73130f17b4dc4af0f410db66f5

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 20:17

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General

Target

dc02f7f71000e8f7052d9673c5918f8fa1971b73130f17b4dc4af0f410db66f5N.dll
Size

76KB
MD5

3fbda130443439fc5aaec2f7cf495040
SHA1

6e440f6c835630e6d57f5c3576179b12bd5e5e02
SHA256

dc02f7f71000e8f7052d9673c5918f8fa1971b73130f17b4dc4af0f410db66f5
SHA512

45d9bdf65ef61d75cd268b030697bc45f47ff231e0f398d65165298a25fe5a96455ed7b1c021a914d9170468aa87fa020dbaec1ffa51cf6c4d280e4862435ba5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZGa8q:c8y93KQjy7G55riF1cMo03tv

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/680-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/680-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4912	680	WerFault.exe	81

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	680	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 680	3648	rundll32.exe	81
PID 3648 wrote to memory of 680	3648	rundll32.exe	81
PID 3648 wrote to memory of 680	3648	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc02f7f71000e8f7052d9673c5918f8fa1971b73130f17b4dc4af0f410db66f5N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc02f7f71000e8f7052d9673c5918f8fa1971b73130f17b4dc4af0f410db66f5N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 712
    3⤵
    - Program crash
    PID:4912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 680 -ip 680
1⤵
PID:2176

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/680-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/680-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download