b9702b1b27986fc973aaefb363a43f578e9cd3ed2a383200db20e6baa7dbe3ed

Analysis

max time kernel
98s
max time network
150s
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 02:03

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General

Target

b9702b1b27986fc973aaefb363a43f578e9cd3ed2a383200db20e6baa7dbe3ed.dll
Size

76KB
MD5

814d60f9fc839d223ba9034b8e594f4d
SHA1

aaf619be65c4e04d2965bc9a262fee3cd12cc155
SHA256

b9702b1b27986fc973aaefb363a43f578e9cd3ed2a383200db20e6baa7dbe3ed
SHA512

902596904277222b27376a423625c65f9780cb99dd2ca85c4a21e1a2f4f657861105da91a86d452b22a872a38d1e97b67d21971e639a8406b8fef9c04dd2a95c
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZWMo:c8y93KQjy7G55riF1cMo03xo

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/3200-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3200-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2068	3200	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	3200	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 32 wrote to memory of 3200	32	rundll32.exe	83
PID 32 wrote to memory of 3200	32	rundll32.exe	83
PID 32 wrote to memory of 3200	32	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9702b1b27986fc973aaefb363a43f578e9cd3ed2a383200db20e6baa7dbe3ed.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:32
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9702b1b27986fc973aaefb363a43f578e9cd3ed2a383200db20e6baa7dbe3ed.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 708
    3⤵
    - Program crash
    PID:2068

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3200 -ip 3200
1⤵
PID:3508

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/3200-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3200-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download