228aa6715e8b0dcb1406975793d2ee4879b7642e6eb376e017ace9de2ab1bb53

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-01-2025 04:16

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General

Target

228aa6715e8b0dcb1406975793d2ee4879b7642e6eb376e017ace9de2ab1bb53N.dll
Size

80KB
MD5

5cd7dce4189868a59295df877b7a85d0
SHA1

7cde66c4a21f7f29d7b38afb8eb5eff4d954793b
SHA256

228aa6715e8b0dcb1406975793d2ee4879b7642e6eb376e017ace9de2ab1bb53
SHA512

50aa3d0f320478598949ab1d7ef02c336730182f7430ee96c1267372e876af75c6d41533a4de87f8a22b8399e9c7c5976641bf4978a1750b74785f72fea34617
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEuhdC:5dbwovEVyqgoZmZXWfIdQdRaefPFhA

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
2716	arp.exe
2632	arp.exe
2616	arp.exe
2768	arp.exe
2772	arp.exe
2596	arp.exe
2600	arp.exe
2728	arp.exe
2656	arp.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2872-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2728-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2728-6-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2872-8-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2716-14-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2656-13-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2616-12-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2596-11-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2632-15-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2772-10-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2768-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2600-30-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2632-29-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2716-27-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2656-26-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2768-23-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2772-22-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2596-19-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2616-17-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2600-31-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2752	2872	WerFault.exe	31

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 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	rundll32.exe
Token: SeDebugPrivilege	2728	arp.exe
Token: SeDebugPrivilege	2768	arp.exe
Token: SeDebugPrivilege	2616	arp.exe
Token: SeDebugPrivilege	2656	arp.exe
Token: SeDebugPrivilege	2772	arp.exe
Token: SeDebugPrivilege	2596	arp.exe
Token: SeDebugPrivilege	2716	arp.exe
Token: SeDebugPrivilege	2632	arp.exe
Token: SeDebugPrivilege	2600	arp.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2760 wrote to memory of 2872	2760	rundll32.exe	31
PID 2872 wrote to memory of 2752	2872	rundll32.exe	32
PID 2872 wrote to memory of 2752	2872	rundll32.exe	32
PID 2872 wrote to memory of 2752	2872	rundll32.exe	32
PID 2872 wrote to memory of 2752	2872	rundll32.exe	32
PID 2872 wrote to memory of 2728	2872	rundll32.exe	33
PID 2872 wrote to memory of 2728	2872	rundll32.exe	33
PID 2872 wrote to memory of 2728	2872	rundll32.exe	33
PID 2872 wrote to memory of 2728	2872	rundll32.exe	33
PID 2872 wrote to memory of 2768	2872	rundll32.exe	35
PID 2872 wrote to memory of 2768	2872	rundll32.exe	35
PID 2872 wrote to memory of 2768	2872	rundll32.exe	35
PID 2872 wrote to memory of 2768	2872	rundll32.exe	35
PID 2872 wrote to memory of 2772	2872	rundll32.exe	36
PID 2872 wrote to memory of 2772	2872	rundll32.exe	36
PID 2872 wrote to memory of 2772	2872	rundll32.exe	36
PID 2872 wrote to memory of 2772	2872	rundll32.exe	36
PID 2872 wrote to memory of 2656	2872	rundll32.exe	37
PID 2872 wrote to memory of 2656	2872	rundll32.exe	37
PID 2872 wrote to memory of 2656	2872	rundll32.exe	37
PID 2872 wrote to memory of 2656	2872	rundll32.exe	37
PID 2872 wrote to memory of 2716	2872	rundll32.exe	38
PID 2872 wrote to memory of 2716	2872	rundll32.exe	38
PID 2872 wrote to memory of 2716	2872	rundll32.exe	38
PID 2872 wrote to memory of 2716	2872	rundll32.exe	38
PID 2872 wrote to memory of 2600	2872	rundll32.exe	39
PID 2872 wrote to memory of 2600	2872	rundll32.exe	39
PID 2872 wrote to memory of 2600	2872	rundll32.exe	39
PID 2872 wrote to memory of 2600	2872	rundll32.exe	39
PID 2872 wrote to memory of 2596	2872	rundll32.exe	40
PID 2872 wrote to memory of 2596	2872	rundll32.exe	40
PID 2872 wrote to memory of 2596	2872	rundll32.exe	40
PID 2872 wrote to memory of 2596	2872	rundll32.exe	40
PID 2872 wrote to memory of 2616	2872	rundll32.exe	41
PID 2872 wrote to memory of 2616	2872	rundll32.exe	41
PID 2872 wrote to memory of 2616	2872	rundll32.exe	41
PID 2872 wrote to memory of 2616	2872	rundll32.exe	41
PID 2872 wrote to memory of 2632	2872	rundll32.exe	42
PID 2872 wrote to memory of 2632	2872	rundll32.exe	42
PID 2872 wrote to memory of 2632	2872	rundll32.exe	42
PID 2872 wrote to memory of 2632	2872	rundll32.exe	42

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\228aa6715e8b0dcb1406975793d2ee4879b7642e6eb376e017ace9de2ab1bb53N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\228aa6715e8b0dcb1406975793d2ee4879b7642e6eb376e017ace9de2ab1bb53N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 276
    3⤵
    - Program crash
    PID:2752
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2728
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 c4-49-1f-6e-dd-85
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2768
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 c5-35-c6-8c-c1-58
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2772
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.184 bd-16-3c-5a-8a-f0
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2656
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 76-99-be-63-48-18
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2716
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 3a-2f-4e-0b-9a-04
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2600
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 43-15-db-ac-29-00
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2596
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 22-5a-11-d2-bf-95
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2616
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 6f-24-70-07-d5-d2
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2632

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/2596-19-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2596-11-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2600-31-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2600-30-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2616-12-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2616-17-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2632-29-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2632-15-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2656-13-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2656-26-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2716-27-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2716-14-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2728-6-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2728-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2768-23-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2768-9-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2772-22-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2772-10-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2872-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2872-8-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2872-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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

Filesize
204KB

Download
memory/2872-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download