fbd743a17a7b357824d27d4a2d225e5592f169f54c299e582c3d976afe413b06

Analysis

max time kernel
0s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-12-2024 05:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fbd743a17a7b357824d27d4a2d225e5592f169f54c299e582c3d976afe413b06.dll
Size

80KB
MD5

aedfd27750266a64af84e27df66c01b2
SHA1

9338667b6262d21c9cb9a7654cd6997267e1eaca
SHA256

fbd743a17a7b357824d27d4a2d225e5592f169f54c299e582c3d976afe413b06
SHA512

6d54eee4c122dcea1936f1bc524da91ddfe4b8f33d96c51aac8f934be5ea9a80a3e35d062e8e28dec59936aeaf0b8c91c2f3197463dcbfc8fdbe7cf2e9975d22
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEDvME:5dbwovEVyqgoZmZXWfIdQdRaefPM

Score

6^/10

discovery upx

Malware Config

Signatures

Network Service Discovery 1 TTPs 9 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
4624	arp.exe
2584	arp.exe
2608	arp.exe
4316	arp.exe
2924	arp.exe
3468	arp.exe
2568	arp.exe
1260	arp.exe
3484	arp.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2148-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/2148-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3880	2148	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 10 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 2148	532	rundll32.exe	83
PID 532 wrote to memory of 2148	532	rundll32.exe	83
PID 532 wrote to memory of 2148	532	rundll32.exe	83
PID 2148 wrote to memory of 3468	2148	rundll32.exe	85
PID 2148 wrote to memory of 3468	2148	rundll32.exe	85
PID 2148 wrote to memory of 3468	2148	rundll32.exe	85
PID 2148 wrote to memory of 3484	2148	rundll32.exe	88
PID 2148 wrote to memory of 3484	2148	rundll32.exe	88
PID 2148 wrote to memory of 3484	2148	rundll32.exe	88
PID 2148 wrote to memory of 2924	2148	rundll32.exe	89
PID 2148 wrote to memory of 2924	2148	rundll32.exe	89
PID 2148 wrote to memory of 2924	2148	rundll32.exe	89
PID 2148 wrote to memory of 1260	2148	rundll32.exe	90
PID 2148 wrote to memory of 1260	2148	rundll32.exe	90
PID 2148 wrote to memory of 1260	2148	rundll32.exe	90
PID 2148 wrote to memory of 4316	2148	rundll32.exe	91
PID 2148 wrote to memory of 4316	2148	rundll32.exe	91
PID 2148 wrote to memory of 4316	2148	rundll32.exe	91
PID 2148 wrote to memory of 2608	2148	rundll32.exe	92
PID 2148 wrote to memory of 2608	2148	rundll32.exe	92
PID 2148 wrote to memory of 2608	2148	rundll32.exe	92
PID 2148 wrote to memory of 2568	2148	rundll32.exe	93
PID 2148 wrote to memory of 2568	2148	rundll32.exe	93
PID 2148 wrote to memory of 2568	2148	rundll32.exe	93
PID 2148 wrote to memory of 2584	2148	rundll32.exe	94
PID 2148 wrote to memory of 2584	2148	rundll32.exe	94
PID 2148 wrote to memory of 2584	2148	rundll32.exe	94
PID 2148 wrote to memory of 4624	2148	rundll32.exe	95
PID 2148 wrote to memory of 4624	2148	rundll32.exe	95
PID 2148 wrote to memory of 4624	2148	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbd743a17a7b357824d27d4a2d225e5592f169f54c299e582c3d976afe413b06.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fbd743a17a7b357824d27d4a2d225e5592f169f54c299e582c3d976afe413b06.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2148
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3468
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 66-8d-46-d6-40-40
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3484
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 3f-b7-80-60-2f-80
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2924
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.185 d7-44-2a-b1-aa-4c
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1260
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 a5-4e-d0-f7-10-27
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4316
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 56-8d-8f-09-79-5c
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2608
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 e4-25-4f-d8-0f-5d
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2568
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 74-31-6c-07-b0-13
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2584
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 d3-19-c3-13-0d-a6
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 704
    3⤵
    - Program crash
    PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2148 -ip 2148
1⤵
PID:408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2148-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2148-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download