592ebe5075c8f6f6f4d6f45aa41fdd9c069f96ed6083c256b099e81e43f3a5c7

Analysis

max time kernel
148s
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
19-11-2024 22:54

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General

Target

592ebe5075c8f6f6f4d6f45aa41fdd9c069f96ed6083c256b099e81e43f3a5c7.dll
Size

76KB
MD5

bc23970865a9d5d8095f778e4c186f6d
SHA1

9fa1fed2b1fa10f89a1a9c968baf0932f6acda94
SHA256

592ebe5075c8f6f6f4d6f45aa41fdd9c069f96ed6083c256b099e81e43f3a5c7
SHA512

b95a31a10bbe8113f33b07a7159c5061d0db6ea08d58016fd98000c0ed34dbff82964b6c5d53e73b6d0400919797de2664df4944a148da7cbf880d33d2ac5018
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4iqz:c8y93KQjy7G55riF1cMo03GZz

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/4912-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4912-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	4912	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	4912	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 4912	2884	rundll32.exe	83
PID 2884 wrote to memory of 4912	2884	rundll32.exe	83
PID 2884 wrote to memory of 4912	2884	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\592ebe5075c8f6f6f4d6f45aa41fdd9c069f96ed6083c256b099e81e43f3a5c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\592ebe5075c8f6f6f4d6f45aa41fdd9c069f96ed6083c256b099e81e43f3a5c7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4912
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 700
    3⤵
    - Program crash
    PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4912 -ip 4912
1⤵
PID:4304

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/4912-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4912-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download