f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 14:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll
Size

76KB
MD5

39fb7989e11b0e5ae719fb934f77a09b
SHA1

b3a877852ef4d663216f41fd717e75a7decdef28
SHA256

f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec
SHA512

407efdf14a0bb246b2e6fe5db2dea81919dc3517072313b82a2b9720d1270179bfbc70ac1134e6537235f562f99cc104b165ab8c82dba4cc632c72f3cd6e3711
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z3Amlbpt5:c8y93KQjy7G55riF1cMo036ut5

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/1920-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1920-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3900	1920	WerFault.exe	85

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	1920	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2752 wrote to memory of 1920	2752	rundll32.exe	85
PID 2752 wrote to memory of 1920	2752	rundll32.exe	85
PID 2752 wrote to memory of 1920	2752	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 712
    3⤵
    - Program crash
    PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1920 -ip 1920
1⤵
PID:1180

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

Loading Replay Monitor...

Downloads

memory/1920-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1920-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download