b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 17:39

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General

Target

b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll
Size

76KB
MD5

3099541c17c84bb575ceeb4a105be479
SHA1

c9137e45ee40156ebf2c1a7bfc1883b414b0a3cc
SHA256

b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2
SHA512

0e9bd2f317b7920aa8790f57048bb7edd86b58531eab43d5bd5a4a40618cd362b481c16aa4c6f03c08922ffe82d883808817d1ded01e0d6cbf9ca8b47cf29a74
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZhNlfzOIx0D:c8y93KQjy7G55riF1cMo03/NlrOISD

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

Processes:

resource	yara_rule
behavioral2/memory/1340-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1340-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
3276	1340	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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

rundll32.exe

description	pid	Process
Token: SeDebugPrivilege	1340	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 5036 wrote to memory of 1340	5036	rundll32.exe	83
PID 5036 wrote to memory of 1340	5036	rundll32.exe	83
PID 5036 wrote to memory of 1340	5036	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9e964947c55b8f045f755269206cb698c89aaad25393d0094b53545abee57c2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 712
    3⤵
    - Program crash
    PID:3276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 1340 -ip 1340
1⤵
PID:1368

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/1340-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1340-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download