b9ab11316399919a1b5a44ad178d84572d9a0ec60c2de23ebe59e45a62f6d329

Analysis

max time kernel
94s
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
24-01-2025 20:23

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General

Target

b9ab11316399919a1b5a44ad178d84572d9a0ec60c2de23ebe59e45a62f6d329.dll
Size

76KB
MD5

6c5c405eebda213fff09053dafec4d0b
SHA1

cb1074f2633a5b03acd1f75c5494b178f72509a1
SHA256

b9ab11316399919a1b5a44ad178d84572d9a0ec60c2de23ebe59e45a62f6d329
SHA512

146c09372604e584ed9d8f8fd878f0ee07ca2861e1baf5a3e9b4b20542500b5009cda0fd414cfa17d48fd8c4f01fbec9016981bab08d11851a83c9870688fbf7
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z8n7p:c8y93KQjy7G55riF1cMo03an7p

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/1256-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1256-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3488	1256	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	1256	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 1256	2128	rundll32.exe	83
PID 2128 wrote to memory of 1256	2128	rundll32.exe	83
PID 2128 wrote to memory of 1256	2128	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9ab11316399919a1b5a44ad178d84572d9a0ec60c2de23ebe59e45a62f6d329.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9ab11316399919a1b5a44ad178d84572d9a0ec60c2de23ebe59e45a62f6d329.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 708
    3⤵
    - Program crash
    PID:3488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1256 -ip 1256
1⤵
PID:2516

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/1256-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/1256-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download