40d48e3fd51ef1095e16475b2e0fefc71a9617d39c65dab41dfae87b27bf862d

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 21:57

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General

Target

40d48e3fd51ef1095e16475b2e0fefc71a9617d39c65dab41dfae87b27bf862d.dll
Size

76KB
MD5

bb6da6e922347ecd033c979b1a73c97c
SHA1

ec5d954b2052e520539bade34263044b8ceedb16
SHA256

40d48e3fd51ef1095e16475b2e0fefc71a9617d39c65dab41dfae87b27bf862d
SHA512

d8acd7894e9fdef676e663b211f16fdb220ed080e81609b65970144904ee7b4e7fe0f4914fa65ec6c2bcdfc97d7d6a081a73311405bb500b9e3a0ae5fb8e4bcd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+8bSw0:c8y93KQjy7G55riF1cMo03p0

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2540-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2540-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2540-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2540-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30
PID 3032 wrote to memory of 2540	3032	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\40d48e3fd51ef1095e16475b2e0fefc71a9617d39c65dab41dfae87b27bf862d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\40d48e3fd51ef1095e16475b2e0fefc71a9617d39c65dab41dfae87b27bf862d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2540-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2540-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2540-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2540-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download