fbb24dbc8d8c1fdcb9f7689a3b4ad665aa9af410457ba5e93d10a22ef0460989

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/01/2025, 05:29

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General

Target

fbb24dbc8d8c1fdcb9f7689a3b4ad665aa9af410457ba5e93d10a22ef0460989.dll
Size

165KB
MD5

f05bbb8b4c3eebcb821fd55a716dc222
SHA1

215e60a763b4a2a780f16f291d2ad19e53a1f6d3
SHA256

fbb24dbc8d8c1fdcb9f7689a3b4ad665aa9af410457ba5e93d10a22ef0460989
SHA512

a20a27b69ff0cc7e6b493400275faebdf05c8d2613a37c2e7fad2dc20588c7436bc79ce3c9a1aaa8adac2dab0baa5be399f68a0c6347e87789ba0e423f9e8bd5
SSDEEP

3072:oJ8IMILmCa3yx6oFEdgVXnF1P1duA9TSiMgSp:bkmCaiEoFEd+FhuAgiMV

Score

8^/10

discovery persistence privilege_escalation

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2328	2088	WerFault.exe	30

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	2088	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 1804 wrote to memory of 2088	1804	rundll32.exe	30
PID 2088 wrote to memory of 2328	2088	rundll32.exe	31
PID 2088 wrote to memory of 2328	2088	rundll32.exe	31
PID 2088 wrote to memory of 2328	2088	rundll32.exe	31
PID 2088 wrote to memory of 2328	2088	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb24dbc8d8c1fdcb9f7689a3b4ad665aa9af410457ba5e93d10a22ef0460989.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbb24dbc8d8c1fdcb9f7689a3b4ad665aa9af410457ba5e93d10a22ef0460989.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2088
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2088 -s 276
    3⤵
    - Program crash
    PID:2328

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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