56f1083864a5fc66b1ac7b8a3b70ee92a5349833c5f66eba3ae79812a9cef12b

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
17-12-2024 08:11

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General

Target

56f1083864a5fc66b1ac7b8a3b70ee92a5349833c5f66eba3ae79812a9cef12bN.dll
Size

76KB
MD5

883763f771b597029d07be0182e926a0
SHA1

58d43602008a676113c2188cc4af962c263176ab
SHA256

56f1083864a5fc66b1ac7b8a3b70ee92a5349833c5f66eba3ae79812a9cef12b
SHA512

d6213ca0a9a23446f88394317a48e8ee7b988e2ca6dcae7e1deccbbdfac95ff8b1a3437864bcbe45872ec07f40141494cfe37e664785c008251638fc9653f493
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z7V:c8y93KQjy7G55riF1cMo03hV

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1232-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1232-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4552	1232	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	1232	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 1232	5080	rundll32.exe	83
PID 5080 wrote to memory of 1232	5080	rundll32.exe	83
PID 5080 wrote to memory of 1232	5080	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\56f1083864a5fc66b1ac7b8a3b70ee92a5349833c5f66eba3ae79812a9cef12bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\56f1083864a5fc66b1ac7b8a3b70ee92a5349833c5f66eba3ae79812a9cef12bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 712
    3⤵
    - Program crash
    PID:4552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1232 -ip 1232
1⤵
PID:2028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/1232-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1232-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download