f1049a260b4c89b87c2e449b3eabe7ca3919b75bc3e67abd8839dce460da9838

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 10:06

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General

Target

f1049a260b4c89b87c2e449b3eabe7ca3919b75bc3e67abd8839dce460da9838.dll
Size

76KB
MD5

992df8b9e904aaadbf641cf423bcca07
SHA1

c8381f61ce217697e607432564d3495558cb42d7
SHA256

f1049a260b4c89b87c2e449b3eabe7ca3919b75bc3e67abd8839dce460da9838
SHA512

3a92258cc176b7181836dbdb07c2aff48b9eeb3b249f6208db5cb807afb65065d241200bc4422ca2ba8e578132c6032e98d3d104266f5eeeb5f1e5cd82aa2678
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZMG5fyBX:c8y93KQjy7G55riF1cMo035+

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/848-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/848-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5040	848	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	848	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 848	3120	rundll32.exe	83
PID 3120 wrote to memory of 848	3120	rundll32.exe	83
PID 3120 wrote to memory of 848	3120	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1049a260b4c89b87c2e449b3eabe7ca3919b75bc3e67abd8839dce460da9838.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1049a260b4c89b87c2e449b3eabe7ca3919b75bc3e67abd8839dce460da9838.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 848 -s 712
    3⤵
    - Program crash
    PID:5040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 848 -ip 848
1⤵
PID:3484

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/848-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/848-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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