7dbfe704ef6228a629a284c93851d0fb1900e98e59ebb1bae6e6f9c64aaa7429

Analysis

max time kernel
95s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 23:51

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General

Target

7dbfe704ef6228a629a284c93851d0fb1900e98e59ebb1bae6e6f9c64aaa7429.dll
Size

80KB
MD5

b4e97df33272c901130e93485c5361db
SHA1

3ecfcabdbeda349f7b3d6be73ad2599f39dd8469
SHA256

7dbfe704ef6228a629a284c93851d0fb1900e98e59ebb1bae6e6f9c64aaa7429
SHA512

808a7ff601408c4e7f986a22a96e2ba2b360ccf87e6fd8d5985e7f90aa961e93f040ab432baaf256f6b399d8389310cb8d4adee7165db4d8da0bb58b986dfe05
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEzX0Du:5dbwovEVyqgoZmZXWfIdQdRaefP81

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
4752	arp.exe
1132	arp.exe
3724	arp.exe
2592	arp.exe
1692	arp.exe
1928	arp.exe
344	arp.exe
3300	arp.exe
2344	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/968-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/968-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3992	968	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	968	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 968	1528	rundll32.exe	83
PID 1528 wrote to memory of 968	1528	rundll32.exe	83
PID 1528 wrote to memory of 968	1528	rundll32.exe	83
PID 968 wrote to memory of 1692	968	rundll32.exe	85
PID 968 wrote to memory of 1692	968	rundll32.exe	85
PID 968 wrote to memory of 1692	968	rundll32.exe	85
PID 968 wrote to memory of 2592	968	rundll32.exe	88
PID 968 wrote to memory of 2592	968	rundll32.exe	88
PID 968 wrote to memory of 2592	968	rundll32.exe	88
PID 968 wrote to memory of 2344	968	rundll32.exe	89
PID 968 wrote to memory of 2344	968	rundll32.exe	89
PID 968 wrote to memory of 2344	968	rundll32.exe	89
PID 968 wrote to memory of 3300	968	rundll32.exe	90
PID 968 wrote to memory of 3300	968	rundll32.exe	90
PID 968 wrote to memory of 3300	968	rundll32.exe	90
PID 968 wrote to memory of 3724	968	rundll32.exe	91
PID 968 wrote to memory of 3724	968	rundll32.exe	91
PID 968 wrote to memory of 3724	968	rundll32.exe	91
PID 968 wrote to memory of 1928	968	rundll32.exe	92
PID 968 wrote to memory of 1928	968	rundll32.exe	92
PID 968 wrote to memory of 1928	968	rundll32.exe	92
PID 968 wrote to memory of 1132	968	rundll32.exe	93
PID 968 wrote to memory of 1132	968	rundll32.exe	93
PID 968 wrote to memory of 1132	968	rundll32.exe	93
PID 968 wrote to memory of 4752	968	rundll32.exe	94
PID 968 wrote to memory of 4752	968	rundll32.exe	94
PID 968 wrote to memory of 4752	968	rundll32.exe	94
PID 968 wrote to memory of 344	968	rundll32.exe	95
PID 968 wrote to memory of 344	968	rundll32.exe	95
PID 968 wrote to memory of 344	968	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dbfe704ef6228a629a284c93851d0fb1900e98e59ebb1bae6e6f9c64aaa7429.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7dbfe704ef6228a629a284c93851d0fb1900e98e59ebb1bae6e6f9c64aaa7429.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:968
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1692
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 fa-84-5d-38-65-46
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2592
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 c1-b0-18-ec-ff-c7
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2344
- - C:\Windows\SysWOW64\arp.exe
    arp -s 136.243.76.21 02-f1-9b-fb-7f-6d
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3300
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 05-a6-f3-e2-03-86
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3724
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 6f-05-96-11-dc-ec
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1928
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 74-80-c0-ab-26-fc
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1132
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 af-ad-a6-42-b2-6d
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4752
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 76-55-9d-a4-99-53
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 704
    3⤵
    - Program crash
    PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 968 -ip 968
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

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Downloads

memory/968-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/968-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download