df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 13:46

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General

Target

df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll
Size

80KB
MD5

19a2b8132a3de5bf20c35209688e0f87
SHA1

a716874a1a17c6d89613dbf71bd1abe45195e0e2
SHA256

df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7
SHA512

0c2bd78cf0cde48dc2304c099763d96829aac9af448e84875e41a7e6b785ab4efc9a267deff2c6b43c94f4eb7c123361913a33b02c0298db48f85c111548cd91
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEn79uIe2:5dbwovEVyqgoZmZXWfIdQdRaefP4RuY

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
4436	arp.exe
3624	arp.exe
4864	arp.exe
2908	arp.exe
2356	arp.exe
2000	arp.exe
5108	arp.exe
1408	arp.exe
5020	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/408-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral2/memory/408-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1424	408	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	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 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	408	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 408	3692	rundll32.exe	83
PID 3692 wrote to memory of 408	3692	rundll32.exe	83
PID 3692 wrote to memory of 408	3692	rundll32.exe	83
PID 408 wrote to memory of 2356	408	rundll32.exe	85
PID 408 wrote to memory of 2356	408	rundll32.exe	85
PID 408 wrote to memory of 2356	408	rundll32.exe	85
PID 408 wrote to memory of 2908	408	rundll32.exe	88
PID 408 wrote to memory of 2908	408	rundll32.exe	88
PID 408 wrote to memory of 2908	408	rundll32.exe	88
PID 408 wrote to memory of 4864	408	rundll32.exe	89
PID 408 wrote to memory of 4864	408	rundll32.exe	89
PID 408 wrote to memory of 4864	408	rundll32.exe	89
PID 408 wrote to memory of 3624	408	rundll32.exe	90
PID 408 wrote to memory of 3624	408	rundll32.exe	90
PID 408 wrote to memory of 3624	408	rundll32.exe	90
PID 408 wrote to memory of 5020	408	rundll32.exe	91
PID 408 wrote to memory of 5020	408	rundll32.exe	91
PID 408 wrote to memory of 5020	408	rundll32.exe	91
PID 408 wrote to memory of 4436	408	rundll32.exe	92
PID 408 wrote to memory of 4436	408	rundll32.exe	92
PID 408 wrote to memory of 4436	408	rundll32.exe	92
PID 408 wrote to memory of 5108	408	rundll32.exe	93
PID 408 wrote to memory of 5108	408	rundll32.exe	93
PID 408 wrote to memory of 5108	408	rundll32.exe	93
PID 408 wrote to memory of 1408	408	rundll32.exe	94
PID 408 wrote to memory of 1408	408	rundll32.exe	94
PID 408 wrote to memory of 1408	408	rundll32.exe	94
PID 408 wrote to memory of 2000	408	rundll32.exe	95
PID 408 wrote to memory of 2000	408	rundll32.exe	95
PID 408 wrote to memory of 2000	408	rundll32.exe	95

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\df2d84c8b2b5ccf0300d4e584bd482efa6a6914532689bb83132ad098674ddd7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:408
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2356
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 c8-5b-40-8a-c8-ee
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2908
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 1e-c7-5c-5a-fe-f6
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4864
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.184 af-fc-97-70-90-81
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:3624
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.22 61-1b-4f-e0-bb-9b
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:5020
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.251 9a-73-43-22-8d-bd
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:4436
- - C:\Windows\SysWOW64\arp.exe
    arp -s 224.0.0.252 38-5b-77-46-a5-b4
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:5108
- - C:\Windows\SysWOW64\arp.exe
    arp -s 239.255.255.250 1f-85-3d-1d-fc-34
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1408
- - C:\Windows\SysWOW64\arp.exe
    arp -s 255.255.255.255 19-db-73-a5-ed-ab
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2000
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 408 -s 700
    3⤵
    - Program crash
    PID:1424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 408 -ip 408
1⤵
PID:1240

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

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Downloads

memory/408-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

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memory/408-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download