9402b7d3407499570706186813f1dc35171009e7fb8d0a1d3ea06e1101e41f0f

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 02:52

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General

Target

9402b7d3407499570706186813f1dc35171009e7fb8d0a1d3ea06e1101e41f0fN.dll
Size

80KB
MD5

d07db6057c53abbb0897079802e2e700
SHA1

8b8dae9c4cf5d0fdea7154dc7315a4f1ee600af5
SHA256

9402b7d3407499570706186813f1dc35171009e7fb8d0a1d3ea06e1101e41f0f
SHA512

5d7b8ffdd6419cae27288de09023dce3b3dbd71054c1ad049ac593c40eef39210e63f8cdfde1ad54de49d65450ccd6a2576632fddcc01705e33d428b30ab0391
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEe5LTU:5dbwovEVyqgoZmZXWfIdQdRaefPD5E

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
2728	arp.exe
2696	arp.exe
2688	arp.exe
2932	arp.exe
2676	arp.exe
2792	arp.exe
2788	arp.exe
2748	arp.exe
2988	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2780-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2780-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	2780	WerFault.exe	30

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	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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	rundll32.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2956 wrote to memory of 2780	2956	rundll32.exe	30
PID 2780 wrote to memory of 2792	2780	rundll32.exe	32
PID 2780 wrote to memory of 2792	2780	rundll32.exe	32
PID 2780 wrote to memory of 2792	2780	rundll32.exe	32
PID 2780 wrote to memory of 2792	2780	rundll32.exe	32
PID 2780 wrote to memory of 2156	2780	rundll32.exe	31
PID 2780 wrote to memory of 2156	2780	rundll32.exe	31
PID 2780 wrote to memory of 2156	2780	rundll32.exe	31
PID 2780 wrote to memory of 2156	2780	rundll32.exe	31
PID 2780 wrote to memory of 2788	2780	rundll32.exe	34
PID 2780 wrote to memory of 2788	2780	rundll32.exe	34
PID 2780 wrote to memory of 2788	2780	rundll32.exe	34
PID 2780 wrote to memory of 2788	2780	rundll32.exe	34
PID 2780 wrote to memory of 2988	2780	rundll32.exe	35
PID 2780 wrote to memory of 2988	2780	rundll32.exe	35
PID 2780 wrote to memory of 2988	2780	rundll32.exe	35
PID 2780 wrote to memory of 2988	2780	rundll32.exe	35
PID 2780 wrote to memory of 2676	2780	rundll32.exe	36
PID 2780 wrote to memory of 2676	2780	rundll32.exe	36
PID 2780 wrote to memory of 2676	2780	rundll32.exe	36
PID 2780 wrote to memory of 2676	2780	rundll32.exe	36
PID 2780 wrote to memory of 2932	2780	rundll32.exe	37
PID 2780 wrote to memory of 2932	2780	rundll32.exe	37
PID 2780 wrote to memory of 2932	2780	rundll32.exe	37
PID 2780 wrote to memory of 2932	2780	rundll32.exe	37
PID 2780 wrote to memory of 2688	2780	rundll32.exe	38
PID 2780 wrote to memory of 2688	2780	rundll32.exe	38
PID 2780 wrote to memory of 2688	2780	rundll32.exe	38
PID 2780 wrote to memory of 2688	2780	rundll32.exe	38
PID 2780 wrote to memory of 2696	2780	rundll32.exe	39
PID 2780 wrote to memory of 2696	2780	rundll32.exe	39
PID 2780 wrote to memory of 2696	2780	rundll32.exe	39
PID 2780 wrote to memory of 2696	2780	rundll32.exe	39
PID 2780 wrote to memory of 2728	2780	rundll32.exe	40
PID 2780 wrote to memory of 2728	2780	rundll32.exe	40
PID 2780 wrote to memory of 2728	2780	rundll32.exe	40
PID 2780 wrote to memory of 2728	2780	rundll32.exe	40
PID 2780 wrote to memory of 2748	2780	rundll32.exe	41
PID 2780 wrote to memory of 2748	2780	rundll32.exe	41
PID 2780 wrote to memory of 2748	2780	rundll32.exe	41
PID 2780 wrote to memory of 2748	2780	rundll32.exe	41

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9402b7d3407499570706186813f1dc35171009e7fb8d0a1d3ea06e1101e41f0fN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2956
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9402b7d3407499570706186813f1dc35171009e7fb8d0a1d3ea06e1101e41f0fN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 308
    3⤵
    - Program crash
    PID:2156
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2792
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 be-c5-05-69-9a-b7
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2788
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 14-34-e6-27-71-57
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2988
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.184 9f-89-7f-6d-9f-c9
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2676
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 31-83-a7-ec-b5-f0
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2932
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 3b-e1-2b-5b-ae-0f
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2688
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 70-f8-13-90-18-ea
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2696
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 61-04-b3-f5-14-41
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2728
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 fb-7e-bf-07-ae-8e
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2748

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/2780-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2780-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download