398bbf5a789061bad3d7ef9a509729c2220a6f85a9a4b9f6b12e051898f7ba92

Analysis

max time kernel
99s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2024, 21:54

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General

Target

398bbf5a789061bad3d7ef9a509729c2220a6f85a9a4b9f6b12e051898f7ba92.dll
Size

76KB
MD5

19bf57dc4ca7dfdc792d9dfe276cc4a3
SHA1

ea1570add8b24b12c223baa68e8c608ae64bb98f
SHA256

398bbf5a789061bad3d7ef9a509729c2220a6f85a9a4b9f6b12e051898f7ba92
SHA512

edfc27a2373c7f982a1891b46ea11592448dc91dbfd0b7dbb3765027b2968bf377ba2246133ee13bbd23c95c9493bd7941d9b4b8b7305f57f3cc47029141673d
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z87H3R:c8y93KQjy7G55riF1cMo03S7Hh

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/968-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/968-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3164	968	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	968	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 212 wrote to memory of 968	212	rundll32.exe	82
PID 212 wrote to memory of 968	212	rundll32.exe	82
PID 212 wrote to memory of 968	212	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\398bbf5a789061bad3d7ef9a509729c2220a6f85a9a4b9f6b12e051898f7ba92.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\398bbf5a789061bad3d7ef9a509729c2220a6f85a9a4b9f6b12e051898f7ba92.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:968
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 716
    3⤵
    - Program crash
    PID:3164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 968 -ip 968
1⤵
PID:1684

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/968-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/968-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download