919886242acd4c66ea51b61fabb15a1a22ecced6951a5d35d09f2da0c5d3675a

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2025 01:26

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General

Target

919886242acd4c66ea51b61fabb15a1a22ecced6951a5d35d09f2da0c5d3675aN.dll
Size

76KB
MD5

9a73fef1ad9900cd28a192798515a780
SHA1

4a211ffaa1ed2d59131f671dc79319699eefa4cd
SHA256

919886242acd4c66ea51b61fabb15a1a22ecced6951a5d35d09f2da0c5d3675a
SHA512

0e6d31ea0d9a50274e469ac5bca871f47471764aabcda2d2592bf9ea5cfbfbb02fd123cb7d9be49f49e690802297267af68d4369bd772f207c6910d06e302727
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZzrXgKdjkhp:c8y93KQjy7G55riF1cMo03NgKNkhp

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/2816-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2816-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2472	2816	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	2816	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 2816	4300	rundll32.exe	83
PID 4300 wrote to memory of 2816	4300	rundll32.exe	83
PID 4300 wrote to memory of 2816	4300	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\919886242acd4c66ea51b61fabb15a1a22ecced6951a5d35d09f2da0c5d3675aN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\919886242acd4c66ea51b61fabb15a1a22ecced6951a5d35d09f2da0c5d3675aN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 696
    3⤵
    - Program crash
    PID:2472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2816 -ip 2816
1⤵
PID:4984

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/2816-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2816-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download