3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 20:43

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General

Target

3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll
Size

76KB
MD5

1afdc3c55f1c22b8a45894557d3ae8f7
SHA1

ed766ce736fb7df0345e38152dd1c48606373479
SHA256

3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f
SHA512

2e09af1c330a007f8f69fd45dafde95f2a6742dcb494dc6fabce6289282f28a0482d6c9a77ba21b22decf90e897c8d18e9bf70726456d3063614360736feb5b5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZOk:c8y93KQjy7G55riF1cMo031

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/4208-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4208-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4336	4208	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	4208	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 4208	4944	rundll32.exe	83
PID 4944 wrote to memory of 4208	4944	rundll32.exe	83
PID 4944 wrote to memory of 4208	4944	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3850094738c0fbf576c8a17e234dba6f5365a82dfd35f3ef5b3f508ed1b83e7f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 692
    3⤵
    - Program crash
    PID:4336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4208 -ip 4208
1⤵
PID:1648

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/4208-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4208-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download