9031451db25e049e04ee948c660d1b07cd31454382e780b40325b6c9f3e663c2

Analysis

max time kernel
93s
max time network
94s
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 00:57

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General

Target

9031451db25e049e04ee948c660d1b07cd31454382e780b40325b6c9f3e663c2N.dll
Size

76KB
MD5

238a0bbf0dbbd0912f7dcd6dfac4d1c0
SHA1

28f6345189f4da5c13c726db642758c633c83782
SHA256

9031451db25e049e04ee948c660d1b07cd31454382e780b40325b6c9f3e663c2
SHA512

f19736ecec4d4a27fd3ac4f521369071009bff7b1825dbb3a37cbf951f66d1c4bac10bea8b0d412b61a1def9128e9f25a7296ed519e662838bce699fcd1cb717
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z46M:c8y93KQjy7G55riF1cMo03fM

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/448-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/448-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
948	448	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	448	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4584 wrote to memory of 448	4584	rundll32.exe	83
PID 4584 wrote to memory of 448	4584	rundll32.exe	83
PID 4584 wrote to memory of 448	4584	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9031451db25e049e04ee948c660d1b07cd31454382e780b40325b6c9f3e663c2N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4584
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9031451db25e049e04ee948c660d1b07cd31454382e780b40325b6c9f3e663c2N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 712
    3⤵
    - Program crash
    PID:948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 448 -ip 448
1⤵
PID:648

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/448-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/448-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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