146e8d44e68f4b9a473e50501af46b651523d5f175ef163aa618f7d66bf157d9

Analysis

max time kernel
95s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:05

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General

Target

146e8d44e68f4b9a473e50501af46b651523d5f175ef163aa618f7d66bf157d9.dll
Size

76KB
MD5

b67d85d93fe1cbf0f262d15df9c8cb81
SHA1

bd3048af9beab05a36a4ff70065e3c6fa838a72f
SHA256

146e8d44e68f4b9a473e50501af46b651523d5f175ef163aa618f7d66bf157d9
SHA512

b922eb986d8d79112ddb73eb8af5e365a86a0694715c2170c24f5c785971fd7d736f71e7f4a426909864c5d832994da5587d9953fd11fd9ea1fb9dc779108cf0
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt3RaWcva:c8y93KQjy7G55riF1cMo03jBaWcva

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/4268-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4268-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
388	4268	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	4268	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 4268	2720	rundll32.exe	83
PID 2720 wrote to memory of 4268	2720	rundll32.exe	83
PID 2720 wrote to memory of 4268	2720	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\146e8d44e68f4b9a473e50501af46b651523d5f175ef163aa618f7d66bf157d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\146e8d44e68f4b9a473e50501af46b651523d5f175ef163aa618f7d66bf157d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4268
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4268 -s 672
    3⤵
    - Program crash
    PID:388

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4268 -ip 4268
1⤵
PID:3528

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/4268-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4268-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download