72866a0f93e281373385e44e2047064c55dae4991c04d973b86beee6b1f24865

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
02-01-2025 00:30

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General

Target

72866a0f93e281373385e44e2047064c55dae4991c04d973b86beee6b1f24865.dll
Size

80KB
MD5

2279861fb0e91f69c6b9b66df611f4ea
SHA1

84b24b90cbde33ff884456bb00d0dccf0cc67a0d
SHA256

72866a0f93e281373385e44e2047064c55dae4991c04d973b86beee6b1f24865
SHA512

db4eeab1f2cc90e86b1a4038f716056879458d40533f0b6c96085d55bca50dbd47177756f78297a8693952af2dbca79095beacf7ef54f4e3f87f3a3f1f90a8e1
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEOAeIc5:5dbwovEVyqgoZmZXWfIdQdRaefP5AvW

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
2664	arp.exe
336	arp.exe
2748	arp.exe
2724	arp.exe
2796	arp.exe
2768	arp.exe
2776	arp.exe
2824	arp.exe
2780	arp.exe

UPX packed file 20 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2192-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2664-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2664-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2192-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/336-5-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2796-6-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2776-10-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2768-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2724-12-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2780-11-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2824-8-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2748-7-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2824-14-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2776-24-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2780-28-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2724-27-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2768-22-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2748-20-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/336-19-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2796-17-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	2192	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	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

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	rundll32.exe
Token: SeDebugPrivilege	2664	arp.exe
Token: SeDebugPrivilege	2748	arp.exe
Token: SeDebugPrivilege	336	arp.exe
Token: SeDebugPrivilege	2780	arp.exe
Token: SeDebugPrivilege	2796	arp.exe
Token: SeDebugPrivilege	2724	arp.exe
Token: SeDebugPrivilege	2768	arp.exe
Token: SeDebugPrivilege	2776	arp.exe
Token: SeDebugPrivilege	2824	arp.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 3040 wrote to memory of 2192	3040	rundll32.exe	30
PID 2192 wrote to memory of 2364	2192	rundll32.exe	31
PID 2192 wrote to memory of 2364	2192	rundll32.exe	31
PID 2192 wrote to memory of 2364	2192	rundll32.exe	31
PID 2192 wrote to memory of 2364	2192	rundll32.exe	31
PID 2192 wrote to memory of 2664	2192	rundll32.exe	32
PID 2192 wrote to memory of 2664	2192	rundll32.exe	32
PID 2192 wrote to memory of 2664	2192	rundll32.exe	32
PID 2192 wrote to memory of 2664	2192	rundll32.exe	32
PID 2192 wrote to memory of 336	2192	rundll32.exe	34
PID 2192 wrote to memory of 336	2192	rundll32.exe	34
PID 2192 wrote to memory of 336	2192	rundll32.exe	34
PID 2192 wrote to memory of 336	2192	rundll32.exe	34
PID 2192 wrote to memory of 2780	2192	rundll32.exe	35
PID 2192 wrote to memory of 2780	2192	rundll32.exe	35
PID 2192 wrote to memory of 2780	2192	rundll32.exe	35
PID 2192 wrote to memory of 2780	2192	rundll32.exe	35
PID 2192 wrote to memory of 2768	2192	rundll32.exe	36
PID 2192 wrote to memory of 2768	2192	rundll32.exe	36
PID 2192 wrote to memory of 2768	2192	rundll32.exe	36
PID 2192 wrote to memory of 2768	2192	rundll32.exe	36
PID 2192 wrote to memory of 2796	2192	rundll32.exe	37
PID 2192 wrote to memory of 2796	2192	rundll32.exe	37
PID 2192 wrote to memory of 2796	2192	rundll32.exe	37
PID 2192 wrote to memory of 2796	2192	rundll32.exe	37
PID 2192 wrote to memory of 2824	2192	rundll32.exe	38
PID 2192 wrote to memory of 2824	2192	rundll32.exe	38
PID 2192 wrote to memory of 2824	2192	rundll32.exe	38
PID 2192 wrote to memory of 2824	2192	rundll32.exe	38
PID 2192 wrote to memory of 2724	2192	rundll32.exe	39
PID 2192 wrote to memory of 2724	2192	rundll32.exe	39
PID 2192 wrote to memory of 2724	2192	rundll32.exe	39
PID 2192 wrote to memory of 2724	2192	rundll32.exe	39
PID 2192 wrote to memory of 2748	2192	rundll32.exe	40
PID 2192 wrote to memory of 2748	2192	rundll32.exe	40
PID 2192 wrote to memory of 2748	2192	rundll32.exe	40
PID 2192 wrote to memory of 2748	2192	rundll32.exe	40
PID 2192 wrote to memory of 2776	2192	rundll32.exe	42
PID 2192 wrote to memory of 2776	2192	rundll32.exe	42
PID 2192 wrote to memory of 2776	2192	rundll32.exe	42
PID 2192 wrote to memory of 2776	2192	rundll32.exe	42

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\72866a0f93e281373385e44e2047064c55dae4991c04d973b86beee6b1f24865.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\72866a0f93e281373385e44e2047064c55dae4991c04d973b86beee6b1f24865.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 304
    3⤵
    - Program crash
    PID:2364
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2664
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 39-c2-55-1f-3c-22
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:336
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 6e-92-89-62-94-ce
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2780
- - C:\Windows\SysWOW64\arp.exe
    arp -s 49.12.169.207 16-0e-3c-3c-95-a3
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2768
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 eb-9f-32-05-0d-b9
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2796
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 ad-de-61-06-e7-f9
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2824
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 8a-ed-57-dc-3a-99
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2724
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 92-d2-f3-11-3b-48
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2748
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 97-b0-22-00-21-66
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2776

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/336-19-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/336-5-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2192-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2192-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2664-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2664-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2724-12-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2724-27-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2748-7-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2748-20-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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

Filesize
204KB

Download
memory/2768-22-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2776-10-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2776-24-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2780-11-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2780-28-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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

Filesize
204KB

Download
memory/2796-17-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2824-14-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2824-8-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download