6e46a5208f20b403d933f4548cdaa7794b91b15e5466dbbd152c67355bc204d0

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 22:18

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General

Target

6e46a5208f20b403d933f4548cdaa7794b91b15e5466dbbd152c67355bc204d0.dll
Size

80KB
MD5

e8028fc16f218e5d7bc92058490f7db0
SHA1

95d1b64be0ae981c9b2e93f66166d9cd96729565
SHA256

6e46a5208f20b403d933f4548cdaa7794b91b15e5466dbbd152c67355bc204d0
SHA512

eaead1c0cf5a51b7eb9a2c97e368a3bf991847e5b6157e7ff1b70a98c1630573fcaece166bdfd5f7afdea29ceff0a5b9e4b98e15a15f83c2daf4d48eb2e71f86
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEO3:5dbwovEVyqgoZmZXWfIdQdRaefPr

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
2056	arp.exe
3656	arp.exe
2228	arp.exe
3964	arp.exe
4252	arp.exe
1264	arp.exe
4544	arp.exe
3356	arp.exe
3172	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3484-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/3484-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	3484	WerFault.exe	83

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	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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3484	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 4308 wrote to memory of 3484	4308	rundll32.exe	83
PID 4308 wrote to memory of 3484	4308	rundll32.exe	83
PID 4308 wrote to memory of 3484	4308	rundll32.exe	83
PID 3484 wrote to memory of 3172	3484	rundll32.exe	85
PID 3484 wrote to memory of 3172	3484	rundll32.exe	85
PID 3484 wrote to memory of 3172	3484	rundll32.exe	85
PID 3484 wrote to memory of 2228	3484	rundll32.exe	88
PID 3484 wrote to memory of 2228	3484	rundll32.exe	88
PID 3484 wrote to memory of 2228	3484	rundll32.exe	88
PID 3484 wrote to memory of 3656	3484	rundll32.exe	89
PID 3484 wrote to memory of 3656	3484	rundll32.exe	89
PID 3484 wrote to memory of 3656	3484	rundll32.exe	89
PID 3484 wrote to memory of 3356	3484	rundll32.exe	90
PID 3484 wrote to memory of 3356	3484	rundll32.exe	90
PID 3484 wrote to memory of 3356	3484	rundll32.exe	90
PID 3484 wrote to memory of 4544	3484	rundll32.exe	91
PID 3484 wrote to memory of 4544	3484	rundll32.exe	91
PID 3484 wrote to memory of 4544	3484	rundll32.exe	91
PID 3484 wrote to memory of 2056	3484	rundll32.exe	92
PID 3484 wrote to memory of 2056	3484	rundll32.exe	92
PID 3484 wrote to memory of 2056	3484	rundll32.exe	92
PID 3484 wrote to memory of 3964	3484	rundll32.exe	93
PID 3484 wrote to memory of 3964	3484	rundll32.exe	93
PID 3484 wrote to memory of 3964	3484	rundll32.exe	93
PID 3484 wrote to memory of 1264	3484	rundll32.exe	94
PID 3484 wrote to memory of 1264	3484	rundll32.exe	94
PID 3484 wrote to memory of 1264	3484	rundll32.exe	94
PID 3484 wrote to memory of 4252	3484	rundll32.exe	95
PID 3484 wrote to memory of 4252	3484	rundll32.exe	95
PID 3484 wrote to memory of 4252	3484	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e46a5208f20b403d933f4548cdaa7794b91b15e5466dbbd152c67355bc204d0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e46a5208f20b403d933f4548cdaa7794b91b15e5466dbbd152c67355bc204d0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3484
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3172
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 a2-14-47-05-ad-22
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2228
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 d1-61-fc-2a-c3-0c
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3656
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.181 be-93-21-d0-3f-15
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3356
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 92-b4-53-35-c8-ab
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4544
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 c1-a9-99-3d-53-66
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2056
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 78-87-c2-22-16-8e
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3964
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 34-39-b3-87-51-58
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1264
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 f1-9b-2f-5f-db-8c
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4252
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 728
    3⤵
    - Program crash
    PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3484 -ip 3484
1⤵
PID:1888

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/3484-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3484-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download