4ba930def47a1d443e2a5dde2741e3f018769d813a695f052a9d6d507201ea19

Analysis

max time kernel
93s
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
19-11-2024 19:09

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General

Target

4ba930def47a1d443e2a5dde2741e3f018769d813a695f052a9d6d507201ea19.dll
Size

76KB
MD5

c5928987f35a1c3fd3453511a54e94f9
SHA1

0ddd9ca995fa5700da838be4fdc94f277ca5eef0
SHA256

4ba930def47a1d443e2a5dde2741e3f018769d813a695f052a9d6d507201ea19
SHA512

9c872e6fecc14d02bd4199edf4fca15f52107766cd29bdeeeb5ee48176e8b9647dbf423b591927e654bb934c14ecc8e7da86f05b1d9cd10740f21eeea9f07994
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zs+pz3wq:c8y93KQjy7G55riF1cMo03Ki

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/3312-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3312-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1056	3312	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	3312	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 3312	828	rundll32.exe	83
PID 828 wrote to memory of 3312	828	rundll32.exe	83
PID 828 wrote to memory of 3312	828	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ba930def47a1d443e2a5dde2741e3f018769d813a695f052a9d6d507201ea19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ba930def47a1d443e2a5dde2741e3f018769d813a695f052a9d6d507201ea19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3312 -s 712
    3⤵
    - Program crash
    PID:1056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3312 -ip 3312
1⤵
PID:4696

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/3312-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3312-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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