af28df8ea9f38d1f8f5de648c105b5ecc6fe1777716c87bcaad0d7436aa63b3d

Analysis

max time kernel
96s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 20:19

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General

Target

af28df8ea9f38d1f8f5de648c105b5ecc6fe1777716c87bcaad0d7436aa63b3d.dll
Size

76KB
MD5

a4e491914ef0bf54c37659660754ce02
SHA1

7c1d3804bf305f85ee39f9d3dc98151547693f3f
SHA256

af28df8ea9f38d1f8f5de648c105b5ecc6fe1777716c87bcaad0d7436aa63b3d
SHA512

d02974d2a432ef12d26a93f1142f17e53956cd180e20a334ea02c8bb6adcc507094cbbe4b9073184488386a14a042098b849b2ca82ce7b5cc0295a432ccf8c54
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZgSEFDyEX9/bF:c8y93KQjy7G55riF1cMo03uSERdX9p

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/3304-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/3304-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3200	3304	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	3304	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 3304	4620	rundll32.exe	82
PID 4620 wrote to memory of 3304	4620	rundll32.exe	82
PID 4620 wrote to memory of 3304	4620	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\af28df8ea9f38d1f8f5de648c105b5ecc6fe1777716c87bcaad0d7436aa63b3d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\af28df8ea9f38d1f8f5de648c105b5ecc6fe1777716c87bcaad0d7436aa63b3d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3304 -s 720
    3⤵
    - Program crash
    PID:3200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3304 -ip 3304
1⤵
PID:596

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/3304-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/3304-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download