d5609079c1c53490a553826ef5c4176c3da74a257bbb1bd647be96a6e091c1f4

Analysis

max time kernel
95s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 03:11

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General

Target

d5609079c1c53490a553826ef5c4176c3da74a257bbb1bd647be96a6e091c1f4.dll
Size

76KB
MD5

e3351d2680f41d87b7096672bbcbdc80
SHA1

b9c2ef77b895ee249ea4ca6cb60862bd3ecade7c
SHA256

d5609079c1c53490a553826ef5c4176c3da74a257bbb1bd647be96a6e091c1f4
SHA512

c9633cd1f4fbecaec2b23f5004c1d8994c8df5b91a687eae183a44bae9a8ac300dc30b550421e536acd1b0b5d7bd2dfa709f8ff417f939f643dd5457732299f5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZA7c2Gob:c8y93KQjy7G55riF1cMo03S7XG6

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/4184-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4184-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3972	4184	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	4184	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4184	2656	rundll32.exe	83
PID 2656 wrote to memory of 4184	2656	rundll32.exe	83
PID 2656 wrote to memory of 4184	2656	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5609079c1c53490a553826ef5c4176c3da74a257bbb1bd647be96a6e091c1f4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5609079c1c53490a553826ef5c4176c3da74a257bbb1bd647be96a6e091c1f4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 712
    3⤵
    - Program crash
    PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4184 -ip 4184
1⤵
PID:748

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/4184-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4184-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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