8a5f647a16629d56a3186ba4ed5915ed74791563cca343af88b5ffe5dc0eb58b

Analysis

max time kernel
97s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 23:55

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General

Target

c9058f5a465cbf8373bc7d93b3899860N.dll
Size

242KB
MD5

c9058f5a465cbf8373bc7d93b3899860
SHA1

a9f803deb55c2b184b23de50521c01eb93aba896
SHA256

8a5f647a16629d56a3186ba4ed5915ed74791563cca343af88b5ffe5dc0eb58b
SHA512

a46884cfaec4fa95c1fbf05f20ae799cc2b22d23b3136d89c3113578cc137befb4dfcb67c0969b7209056652c4430d03b85cdbaef166702bd3b3924653662c56
SSDEEP

6144:rqMmee6ICfPQAX5/6HVtDA6ZZ61S0kxi/flPoS:uMSbCfIHkUs1SNxilPoS

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3344-0-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5052	3344	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 WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5016 wrote to memory of 3344	5016	rundll32.exe	83
PID 5016 wrote to memory of 3344	5016	rundll32.exe	83
PID 5016 wrote to memory of 3344	5016	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9058f5a465cbf8373bc7d93b3899860N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c9058f5a465cbf8373bc7d93b3899860N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 564
    3⤵
    - Program crash
    PID:5052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3344 -ip 3344
1⤵
PID:4640

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/3344-0-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

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