c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3

Analysis

max time kernel
92s
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
17-12-2024 10:18

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General

Target

c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll
Size

76KB
MD5

b317b96ba09bcb3a831eef95937230b0
SHA1

884ab411389f48d09bad2aef06d78c8daa80fe63
SHA256

c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3
SHA512

96fef785d815db605682c1e9cc0b417727c34c2cb9f893da7cded1a9f7933d54d323840dfb5a391b3d0399ce962512a64eb9b46129aa78c2b96ca392bdf03e81
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZPW8NaWo:c8y93KQjy7G55riF1cMo03fNaf

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/4240-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4240-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2060	4240	WerFault.exe	82

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	4240	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 4240	2368	rundll32.exe	82
PID 2368 wrote to memory of 4240	2368	rundll32.exe	82
PID 2368 wrote to memory of 4240	2368	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4240 -s 724
    3⤵
    - Program crash
    PID:2060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4240 -ip 4240
1⤵
PID:3556

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/4240-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4240-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download