182845e19dfbff6d06944e994394da65d2616ab6a30f3309cf801dd3a4cab65c

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2025, 17:05

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General

Target

182845e19dfbff6d06944e994394da65d2616ab6a30f3309cf801dd3a4cab65c.dll
Size

76KB
MD5

6a5e18a5fc4707447f61d4ae5cdafd9f
SHA1

c2404766e0cdb4f94d0782c53c21ce6cb5d3a899
SHA256

182845e19dfbff6d06944e994394da65d2616ab6a30f3309cf801dd3a4cab65c
SHA512

b49ac2c996cd0f2e6bc2cc8e4dc4f7c90ab37c9ec53f0536618f0c9d87bb70f20f010fc9e0ed2bec85b3e67fdf61bb98a4b04548510b1ce906a76f78eeefe2bb
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4v:c8y93KQjy7G55riF1cMo03Cv

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/3940-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3940-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1556	3940	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	3940	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 3940	4680	rundll32.exe	83
PID 4680 wrote to memory of 3940	4680	rundll32.exe	83
PID 4680 wrote to memory of 3940	4680	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\182845e19dfbff6d06944e994394da65d2616ab6a30f3309cf801dd3a4cab65c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\182845e19dfbff6d06944e994394da65d2616ab6a30f3309cf801dd3a4cab65c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3940 -s 704
    3⤵
    - Program crash
    PID:1556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3940 -ip 3940
1⤵
PID:4452

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/3940-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3940-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download