69aef71be22aafe67f606327682487957257e0f93ec5c28220610e01d075896f

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 06:15

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General

Target

69aef71be22aafe67f606327682487957257e0f93ec5c28220610e01d075896f.dll
Size

76KB
MD5

74c070da720c42fba0807bd489dccdb7
SHA1

81a522dd41ef6d9805681f44c34fe16764609ae8
SHA256

69aef71be22aafe67f606327682487957257e0f93ec5c28220610e01d075896f
SHA512

6dc98b525b9f817ee92dc505cf1ce786945cd62acb71c6aa8f21b28e06784a70460e35e658f365f025e62017f11ef0bd794b22ae9c2ab5424878bab5c73ca001
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZSmR:c8y93KQjy7G55riF1cMo038mR

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/4912-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2424	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 1356 wrote to memory of 4912	1356	rundll32.exe	83
PID 1356 wrote to memory of 4912	1356	rundll32.exe	83
PID 1356 wrote to memory of 4912	1356	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\69aef71be22aafe67f606327682487957257e0f93ec5c28220610e01d075896f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\69aef71be22aafe67f606327682487957257e0f93ec5c28220610e01d075896f.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 708
    3⤵
    - Program crash
    PID:2424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4912 -ip 4912
1⤵
PID:1352

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

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memory/4912-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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