334e48668b9eee246cfac830e32e0e8831735b28be9dad19e2d28e5186c72cd8

Analysis

max time kernel
143s
max time network
146s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 22:11

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General

Target

334e48668b9eee246cfac830e32e0e8831735b28be9dad19e2d28e5186c72cd8.dll
Size

80KB
MD5

048fbbd78662ee508b464b90b1e15851
SHA1

3a1c457306c37f5e08ff4bc9a644a2a744382eb4
SHA256

334e48668b9eee246cfac830e32e0e8831735b28be9dad19e2d28e5186c72cd8
SHA512

e8a51a0533e537238cb714fbe1b6043a49359a50e40b8a42cd548c3600d574415106a04e98d9eaf8f95ed4a91754e3f6519488493a5f4bb062a37801c0e02094
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPExeKIIAd:5dbwovEVyqgoZmZXWfIdQdRaefPFKlAd

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Blocklisted process makes network request 3 IoCs

flow	pid	Process
5	2552	rundll32.exe
8	2552	rundll32.exe
9	2552	rundll32.exe

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

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	rundll32.exe

Network Service Discovery 1 TTPs 9 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
2532	arp.exe
2408	arp.exe
2884	arp.exe
1728	arp.exe
2528	arp.exe
1844	arp.exe
1552	arp.exe
872	arp.exe
2356	arp.exe

UPX packed file 28 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2552-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1728-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1728-6-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2884-7-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2532-14-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1552-13-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2408-12-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2356-11-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/872-10-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1844-9-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2528-8-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/872-15-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1552-29-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2356-27-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2408-25-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2532-23-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2528-21-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/1844-19-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2884-18-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-31-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-32-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2948-34-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2948-36-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-37-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-43-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2552-45-0x0000000010000000-0x0000000010033000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 11 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	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
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 behavior: EnumeratesProcesses 4 IoCs

pid	Process
2552	rundll32.exe
2552	rundll32.exe
2552	rundll32.exe
2552	rundll32.exe

Suspicious behavior: LoadsDriver 2 IoCs

pid	Process
472	Process not Found
472	Process not Found

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	rundll32.exe
Token: SeDebugPrivilege	1728	arp.exe
Token: SeDebugPrivilege	2884	arp.exe
Token: SeDebugPrivilege	1844	arp.exe
Token: SeDebugPrivilege	872	arp.exe
Token: SeDebugPrivilege	2356	arp.exe
Token: SeDebugPrivilege	1552	arp.exe
Token: SeDebugPrivilege	2528	arp.exe
Token: SeDebugPrivilege	2408	arp.exe
Token: SeDebugPrivilege	2532	arp.exe
Token: SeDebugPrivilege	2948	arp.exe

Suspicious use of WriteProcessMemory 47 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 1700 wrote to memory of 2552	1700	rundll32.exe	30
PID 2552 wrote to memory of 1728	2552	rundll32.exe	31
PID 2552 wrote to memory of 1728	2552	rundll32.exe	31
PID 2552 wrote to memory of 1728	2552	rundll32.exe	31
PID 2552 wrote to memory of 1728	2552	rundll32.exe	31
PID 2552 wrote to memory of 2532	2552	rundll32.exe	33
PID 2552 wrote to memory of 2532	2552	rundll32.exe	33
PID 2552 wrote to memory of 2532	2552	rundll32.exe	33
PID 2552 wrote to memory of 2532	2552	rundll32.exe	33
PID 2552 wrote to memory of 2356	2552	rundll32.exe	34
PID 2552 wrote to memory of 2356	2552	rundll32.exe	34
PID 2552 wrote to memory of 2356	2552	rundll32.exe	34
PID 2552 wrote to memory of 2356	2552	rundll32.exe	34
PID 2552 wrote to memory of 2528	2552	rundll32.exe	35
PID 2552 wrote to memory of 2528	2552	rundll32.exe	35
PID 2552 wrote to memory of 2528	2552	rundll32.exe	35
PID 2552 wrote to memory of 2528	2552	rundll32.exe	35
PID 2552 wrote to memory of 872	2552	rundll32.exe	36
PID 2552 wrote to memory of 872	2552	rundll32.exe	36
PID 2552 wrote to memory of 872	2552	rundll32.exe	36
PID 2552 wrote to memory of 872	2552	rundll32.exe	36
PID 2552 wrote to memory of 1844	2552	rundll32.exe	38
PID 2552 wrote to memory of 1844	2552	rundll32.exe	38
PID 2552 wrote to memory of 1844	2552	rundll32.exe	38
PID 2552 wrote to memory of 1844	2552	rundll32.exe	38
PID 2552 wrote to memory of 2408	2552	rundll32.exe	39
PID 2552 wrote to memory of 2408	2552	rundll32.exe	39
PID 2552 wrote to memory of 2408	2552	rundll32.exe	39
PID 2552 wrote to memory of 2408	2552	rundll32.exe	39
PID 2552 wrote to memory of 2884	2552	rundll32.exe	40
PID 2552 wrote to memory of 2884	2552	rundll32.exe	40
PID 2552 wrote to memory of 2884	2552	rundll32.exe	40
PID 2552 wrote to memory of 2884	2552	rundll32.exe	40
PID 2552 wrote to memory of 1552	2552	rundll32.exe	46
PID 2552 wrote to memory of 1552	2552	rundll32.exe	46
PID 2552 wrote to memory of 1552	2552	rundll32.exe	46
PID 2552 wrote to memory of 1552	2552	rundll32.exe	46
PID 2552 wrote to memory of 2948	2552	rundll32.exe	50
PID 2552 wrote to memory of 2948	2552	rundll32.exe	50
PID 2552 wrote to memory of 2948	2552	rundll32.exe	50
PID 2552 wrote to memory of 2948	2552	rundll32.exe	50

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\334e48668b9eee246cfac830e32e0e8831735b28be9dad19e2d28e5186c72cd8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\334e48668b9eee246cfac830e32e0e8831735b28be9dad19e2d28e5186c72cd8.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1728
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 09-59-c6-45-49-88
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2532
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 e7-f6-de-75-dc-ac
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.185 59-1c-51-af-5e-d9
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2528
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 f5-9e-10-ac-8e-b6
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:872
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 c6-19-ce-55-a1-5a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1844
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 fd-35-bf-02-ac-03
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2408
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 61-5b-df-3b-8d-9c
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2884
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 fa-f7-54-66-35-ce
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1552
- - C:\Windows\SysWOW64\arp.exe
    arp -d
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2948

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

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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/872-15-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/872-10-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1552-29-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1552-13-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1728-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1728-6-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1844-19-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/1844-9-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2356-11-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2356-27-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2408-25-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2408-12-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2528-21-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2528-8-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2532-14-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2532-23-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-37-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-45-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-31-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-32-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2552-43-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2884-18-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2884-7-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2948-36-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2948-34-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download