972961a74cc6f2d54321c839133d245931273c813db47b257f268e5fcdbd7e5d

Analysis

max time kernel
94s
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
04-01-2025 06:36

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General

Target

972961a74cc6f2d54321c839133d245931273c813db47b257f268e5fcdbd7e5dN.dll
Size

76KB
MD5

5e5bef3ac8685a76f875ce9cfb755200
SHA1

2ea8ab66c724d673447d7c023e1fd42349e87ebc
SHA256

972961a74cc6f2d54321c839133d245931273c813db47b257f268e5fcdbd7e5d
SHA512

4897fb90f7b9909fa50a13ab62b942d709e539859516faf091b695b7b18813092402fce67890ffe9c38c5f13f971ce822064d4cb2e51213f62c03c33cc1dbd61
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z2:c8y93KQjy7G55riF1cMo03U

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/4996-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4996-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3824	4996	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	4996	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 4996	1764	rundll32.exe	83
PID 1764 wrote to memory of 4996	1764	rundll32.exe	83
PID 1764 wrote to memory of 4996	1764	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\972961a74cc6f2d54321c839133d245931273c813db47b257f268e5fcdbd7e5dN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\972961a74cc6f2d54321c839133d245931273c813db47b257f268e5fcdbd7e5dN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 708
    3⤵
    - Program crash
    PID:3824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4996 -ip 4996
1⤵
PID:4072

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/4996-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4996-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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