f34f12c03c8e80e60313a65dc43b9f757ce1471118adf926945d2420ee30ebde

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
25/12/2024, 15:58

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General

Target

f34f12c03c8e80e60313a65dc43b9f757ce1471118adf926945d2420ee30ebdeN.dll
Size

76KB
MD5

0364e352491dae1b2136ce9b5252d270
SHA1

f2eaf6a279a338264b825127d4bf3ac4e26d01c5
SHA256

f34f12c03c8e80e60313a65dc43b9f757ce1471118adf926945d2420ee30ebde
SHA512

3acfec6cbc7163033f10a20a2dde3c381e086dbb87b4b96c2ef1c468aecb3b17da95ecc5f1f49de66544fd172af907ac81902f2532bf40f3f98cf4600cc0752f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZsYqsWMcdQ:c8y93KQjy7G55riF1cMo036pQ

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/680-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/680-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	680	WerFault.exe	81

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	680	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 680	3648	rundll32.exe	81
PID 3648 wrote to memory of 680	3648	rundll32.exe	81
PID 3648 wrote to memory of 680	3648	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f34f12c03c8e80e60313a65dc43b9f757ce1471118adf926945d2420ee30ebdeN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f34f12c03c8e80e60313a65dc43b9f757ce1471118adf926945d2420ee30ebdeN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 712
    3⤵
    - Program crash
    PID:3024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 680 -ip 680
1⤵
PID:1048

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/680-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/680-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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