c362fc847367f39a80ef0169c6ea2ed30efd46c3bd925e85a50058dafb32e2cc

Analysis

max time kernel
91s
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
10-12-2024 00:49

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General

Target

c362fc847367f39a80ef0169c6ea2ed30efd46c3bd925e85a50058dafb32e2cc.dll
Size

80KB
MD5

c3cfb3139d6ed2cce6532ce7a524a944
SHA1

80ca26a663a6acade25743ad9f6c50f5a0f6a435
SHA256

c362fc847367f39a80ef0169c6ea2ed30efd46c3bd925e85a50058dafb32e2cc
SHA512

16de8f5d096fe7c1a04e207aa948c1c650cdaa1724887ccd528634c124786ea8a6eef8df0b50633d13da6a7798112fcae029ea536eac0ad80cb1f7148cac4e4e
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPERtSnp:5dbwovEVyqgoZmZXWfIdQdRaefP+tSp

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
3272	arp.exe
4904	arp.exe
2032	arp.exe
3896	arp.exe
1256	arp.exe
1352	arp.exe
1936	arp.exe
2988	arp.exe
3300	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1096-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/1096-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5112	1096	WerFault.exe	84

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	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	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

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
656	Process not Found

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 1096	5072	rundll32.exe	84
PID 5072 wrote to memory of 1096	5072	rundll32.exe	84
PID 5072 wrote to memory of 1096	5072	rundll32.exe	84
PID 1096 wrote to memory of 2032	1096	rundll32.exe	85
PID 1096 wrote to memory of 2032	1096	rundll32.exe	85
PID 1096 wrote to memory of 2032	1096	rundll32.exe	85
PID 1096 wrote to memory of 1936	1096	rundll32.exe	89
PID 1096 wrote to memory of 1936	1096	rundll32.exe	89
PID 1096 wrote to memory of 1936	1096	rundll32.exe	89
PID 1096 wrote to memory of 2988	1096	rundll32.exe	90
PID 1096 wrote to memory of 2988	1096	rundll32.exe	90
PID 1096 wrote to memory of 2988	1096	rundll32.exe	90
PID 1096 wrote to memory of 3896	1096	rundll32.exe	91
PID 1096 wrote to memory of 3896	1096	rundll32.exe	91
PID 1096 wrote to memory of 3896	1096	rundll32.exe	91
PID 1096 wrote to memory of 4904	1096	rundll32.exe	92
PID 1096 wrote to memory of 4904	1096	rundll32.exe	92
PID 1096 wrote to memory of 4904	1096	rundll32.exe	92
PID 1096 wrote to memory of 3272	1096	rundll32.exe	93
PID 1096 wrote to memory of 3272	1096	rundll32.exe	93
PID 1096 wrote to memory of 3272	1096	rundll32.exe	93
PID 1096 wrote to memory of 3300	1096	rundll32.exe	94
PID 1096 wrote to memory of 3300	1096	rundll32.exe	94
PID 1096 wrote to memory of 3300	1096	rundll32.exe	94
PID 1096 wrote to memory of 1256	1096	rundll32.exe	95
PID 1096 wrote to memory of 1256	1096	rundll32.exe	95
PID 1096 wrote to memory of 1256	1096	rundll32.exe	95
PID 1096 wrote to memory of 1352	1096	rundll32.exe	96
PID 1096 wrote to memory of 1352	1096	rundll32.exe	96
PID 1096 wrote to memory of 1352	1096	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c362fc847367f39a80ef0169c6ea2ed30efd46c3bd925e85a50058dafb32e2cc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c362fc847367f39a80ef0169c6ea2ed30efd46c3bd925e85a50058dafb32e2cc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1096
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2032
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 1f-18-76-25-ef-4f
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1936
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 41-8c-be-c8-a1-35
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2988
- - C:\Windows\SysWOW64\arp.exe
    arp -s 136.243.76.170 66-ea-6a-2b-e5-32
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3896
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 42-ae-bd-4c-97-ec
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4904
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 a5-3d-b2-b1-43-c0
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3272
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 ce-9d-95-0c-15-43
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3300
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 ff-c1-10-08-bf-cf
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1256
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 27-29-d1-3f-ac-44
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1096 -s 728
    3⤵
    - Program crash
    PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1096 -ip 1096
1⤵
PID:3992

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/1096-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1096-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download