17bd9c2d9e54f2917cdba417de534d06b2f50cdcb956a1e4b9a9c0464276a81f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 20:22

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General

Target

17bd9c2d9e54f2917cdba417de534d06b2f50cdcb956a1e4b9a9c0464276a81f.dll
Size

76KB
MD5

1c0e37de3b316e901a5215bb0b71d7ab
SHA1

ca27c5d939206c2bb7a110371eea5b33201b5a90
SHA256

17bd9c2d9e54f2917cdba417de534d06b2f50cdcb956a1e4b9a9c0464276a81f
SHA512

1ae2f1ce4112ac56e4cf48b61fc7021bbc07e66e9517ddafce9bf10ea806b971e4df675d788efca09a9856cb38e81647b58c97ddbe7ba789b8597be3e194748f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZB7Rwhw:c8y93KQjy7G55riF1cMo03/7Rwhw

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4476-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4476-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3844	4476	WerFault.exe	83

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	4476	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 4476	516	rundll32.exe	83
PID 516 wrote to memory of 4476	516	rundll32.exe	83
PID 516 wrote to memory of 4476	516	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\17bd9c2d9e54f2917cdba417de534d06b2f50cdcb956a1e4b9a9c0464276a81f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\17bd9c2d9e54f2917cdba417de534d06b2f50cdcb956a1e4b9a9c0464276a81f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4476
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 704
    3⤵
    - Program crash
    PID:3844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4476 -ip 4476
1⤵
PID:3148

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/4476-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4476-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download