7b46ec2f37809299311531190359fb00ba37c0ac81d13b79d554815073b29aa9

Analysis

max time kernel
93s
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
31-12-2024 06:52

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General

Target

7b46ec2f37809299311531190359fb00ba37c0ac81d13b79d554815073b29aa9N.dll
Size

76KB
MD5

46e31b74ec6ab9cce7a8a92a9718d310
SHA1

6a59f5cfee5485f22693da2f4eba1793bd194658
SHA256

7b46ec2f37809299311531190359fb00ba37c0ac81d13b79d554815073b29aa9
SHA512

10166dae72e5db1e5c8b09e89d8c589d81f46b55ea0c9726e495168e08e6ac283a6777d147f196f0c1006612e0f34e9b0d391c2b4a7e1a7f31fd815506b2af0a
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt:c8y93KQjy7G55riF1cMo037

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/4072-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4072-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	4072	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	4072	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 4072	2896	rundll32.exe	83
PID 2896 wrote to memory of 4072	2896	rundll32.exe	83
PID 2896 wrote to memory of 4072	2896	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b46ec2f37809299311531190359fb00ba37c0ac81d13b79d554815073b29aa9N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b46ec2f37809299311531190359fb00ba37c0ac81d13b79d554815073b29aa9N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4072 -s 712
    3⤵
    - Program crash
    PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4072 -ip 4072
1⤵
PID:5064

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/4072-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4072-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download