5f1bdc14ca8d568993c8786c8b259fa57921beee87189ccc016adcf158066305

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 22:58

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General

Target

5f1bdc14ca8d568993c8786c8b259fa57921beee87189ccc016adcf158066305.dll
Size

80KB
MD5

d4fed2e5cebf432b62ea20a76ca31624
SHA1

e22ca4f896d0196295f422202bf061c5df817d57
SHA256

5f1bdc14ca8d568993c8786c8b259fa57921beee87189ccc016adcf158066305
SHA512

0ac0ddde049f9235fdad2c4f32b6750ab377d3b3efb9aa20c705d35ceb8cb9c08872bca312880359da69e33fd1f7e8b250b605ed6e2a8e5f536c7a071bf9f14e
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEz1:5dbwovEVyqgoZmZXWfIdQdRaefPe

Score

8^/10

discovery persistence privilege_escalation upx

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

Network Service Discovery 1 TTPs 9 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
2808	arp.exe
2868	arp.exe
2872	arp.exe
2756	arp.exe
2308	arp.exe
2796	arp.exe
2800	arp.exe
2704	arp.exe
2556	arp.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2392-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2308-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2308-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2392-5-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2800-11-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2756-10-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2868-13-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2556-12-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2704-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2808-8-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2872-7-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2796-6-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2796-20-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2800-23-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2704-25-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2556-29-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2868-27-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2808-21-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2872-17-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2756-16-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2000	2392	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	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

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	2392	rundll32.exe
Token: SeDebugPrivilege	2704	arp.exe
Token: SeDebugPrivilege	2800	arp.exe
Token: SeDebugPrivilege	2872	arp.exe
Token: SeDebugPrivilege	2808	arp.exe
Token: SeDebugPrivilege	2796	arp.exe
Token: SeDebugPrivilege	2756	arp.exe
Token: SeDebugPrivilege	2556	arp.exe
Token: SeDebugPrivilege	2868	arp.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2348 wrote to memory of 2392	2348	rundll32.exe	30
PID 2392 wrote to memory of 2000	2392	rundll32.exe	31
PID 2392 wrote to memory of 2000	2392	rundll32.exe	31
PID 2392 wrote to memory of 2000	2392	rundll32.exe	31
PID 2392 wrote to memory of 2000	2392	rundll32.exe	31
PID 2392 wrote to memory of 2308	2392	rundll32.exe	32
PID 2392 wrote to memory of 2308	2392	rundll32.exe	32
PID 2392 wrote to memory of 2308	2392	rundll32.exe	32
PID 2392 wrote to memory of 2308	2392	rundll32.exe	32
PID 2392 wrote to memory of 2796	2392	rundll32.exe	35
PID 2392 wrote to memory of 2796	2392	rundll32.exe	35
PID 2392 wrote to memory of 2796	2392	rundll32.exe	35
PID 2392 wrote to memory of 2796	2392	rundll32.exe	35
PID 2392 wrote to memory of 2704	2392	rundll32.exe	36
PID 2392 wrote to memory of 2704	2392	rundll32.exe	36
PID 2392 wrote to memory of 2704	2392	rundll32.exe	36
PID 2392 wrote to memory of 2704	2392	rundll32.exe	36
PID 2392 wrote to memory of 2808	2392	rundll32.exe	37
PID 2392 wrote to memory of 2808	2392	rundll32.exe	37
PID 2392 wrote to memory of 2808	2392	rundll32.exe	37
PID 2392 wrote to memory of 2808	2392	rundll32.exe	37
PID 2392 wrote to memory of 2868	2392	rundll32.exe	38
PID 2392 wrote to memory of 2868	2392	rundll32.exe	38
PID 2392 wrote to memory of 2868	2392	rundll32.exe	38
PID 2392 wrote to memory of 2868	2392	rundll32.exe	38
PID 2392 wrote to memory of 2872	2392	rundll32.exe	39
PID 2392 wrote to memory of 2872	2392	rundll32.exe	39
PID 2392 wrote to memory of 2872	2392	rundll32.exe	39
PID 2392 wrote to memory of 2872	2392	rundll32.exe	39
PID 2392 wrote to memory of 2800	2392	rundll32.exe	40
PID 2392 wrote to memory of 2800	2392	rundll32.exe	40
PID 2392 wrote to memory of 2800	2392	rundll32.exe	40
PID 2392 wrote to memory of 2800	2392	rundll32.exe	40
PID 2392 wrote to memory of 2756	2392	rundll32.exe	41
PID 2392 wrote to memory of 2756	2392	rundll32.exe	41
PID 2392 wrote to memory of 2756	2392	rundll32.exe	41
PID 2392 wrote to memory of 2756	2392	rundll32.exe	41
PID 2392 wrote to memory of 2556	2392	rundll32.exe	42
PID 2392 wrote to memory of 2556	2392	rundll32.exe	42
PID 2392 wrote to memory of 2556	2392	rundll32.exe	42
PID 2392 wrote to memory of 2556	2392	rundll32.exe	42

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f1bdc14ca8d568993c8786c8b259fa57921beee87189ccc016adcf158066305.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2348
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f1bdc14ca8d568993c8786c8b259fa57921beee87189ccc016adcf158066305.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 272
    3⤵
    - Program crash
    PID:2000
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2308
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 78-f5-6e-c3-aa-3a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 db-b8-25-f7-61-9a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2704
- - C:\Windows\SysWOW64\arp.exe
    arp -s 49.12.169.207 d8-fe-1e-0d-25-4a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2808
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 fc-c6-bb-6e-a4-ca
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2868
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 9b-c0-d5-21-e0-c5
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2872
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 bc-77-7f-b5-59-27
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2800
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 9a-ad-14-64-88-d4
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2756
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 12-06-2a-f2-6b-9b
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2556

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

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2308-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2308-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2392-5-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2392-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2556-29-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2556-12-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2704-9-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2704-25-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2756-10-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2756-16-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2796-6-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2796-20-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2800-23-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2800-11-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2808-8-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2808-21-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2868-13-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2868-27-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2872-7-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2872-17-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download