abaaa8af38c340bcba089570b248549534bf07553faec819ee1a83609788605b

Analysis

max time kernel
95s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 17:11

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General

Target

abaaa8af38c340bcba089570b248549534bf07553faec819ee1a83609788605bN.dll
Size

76KB
MD5

f914ad388e131195ab998f6adcd8cd80
SHA1

d3b6ea3a7c9f3792f5feb673df481cb114546150
SHA256

abaaa8af38c340bcba089570b248549534bf07553faec819ee1a83609788605b
SHA512

e8fccf2d2d44fb44c86e8acd9da1bad4dbb90316c026c9ae77e449f433e4c45a1c2dc35e043b6ef1eb9ee0927da7e0158962ae351df8bfb9316b5163fad3644e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZP/sie:c8y93KQjy7G55riF1cMo03xsT

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/4388-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4388-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4404	4388	WerFault.exe	82

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	4388	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82
PID 4760 wrote to memory of 4388	4760	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\abaaa8af38c340bcba089570b248549534bf07553faec819ee1a83609788605bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\abaaa8af38c340bcba089570b248549534bf07553faec819ee1a83609788605bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 700
    3⤵
    - Program crash
    PID:4404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4388 -ip 4388
1⤵
PID:1972

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/4388-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4388-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download