a014275fb8b43c9283ae90215442ba7d11fed9708744a041e8a534ff807c166a

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
17-12-2024 00:25

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General

Target

a014275fb8b43c9283ae90215442ba7d11fed9708744a041e8a534ff807c166a.dll
Size

76KB
MD5

7166327c55a6c3f25f2e879a42c83257
SHA1

4a0b45b9733ee4960f3d6cabc1778c00caac4636
SHA256

a014275fb8b43c9283ae90215442ba7d11fed9708744a041e8a534ff807c166a
SHA512

ca4d04338e9a622af7694147366dd96819b5211a453cec995e18da5a68e674a0342214b04be0ce9db6f9e80318b2b3e9a072bff86fc8690bb298255556b4a0b2
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZZiqT:c8y93KQjy7G55riF1cMo03vZT

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/4064-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4064-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3604	4064	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	4064	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 4064	2168	rundll32.exe	82
PID 2168 wrote to memory of 4064	2168	rundll32.exe	82
PID 2168 wrote to memory of 4064	2168	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a014275fb8b43c9283ae90215442ba7d11fed9708744a041e8a534ff807c166a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a014275fb8b43c9283ae90215442ba7d11fed9708744a041e8a534ff807c166a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4064 -s 712
    3⤵
    - Program crash
    PID:3604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4064 -ip 4064
1⤵
PID:3608

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/4064-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4064-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download