d577c3699a5f4e6c86bbf99b20d66d18f7f4b85a2e30d80eb53b340145819767

Analysis

max time kernel
92s
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
02-01-2025 03:02

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General

Target

d577c3699a5f4e6c86bbf99b20d66d18f7f4b85a2e30d80eb53b340145819767N.dll
Size

76KB
MD5

554694ccce5b8b412f274a8bcfaa3cf0
SHA1

de7a4f9130ff557db325a0d6333e9162a4295154
SHA256

d577c3699a5f4e6c86bbf99b20d66d18f7f4b85a2e30d80eb53b340145819767
SHA512

e390eedd535259b07187c6b7a8e20382e2a2c6faff4bf5c2fe2bd460c2ff3d6f58f2a99ff46cfb10e5486dfc304be9645c3871b9d25975b62bd61c61761701b5
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZBmb23K:c8y93KQjy7G55riF1cMo03Wb/

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/228-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/228-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
448	228	WerFault.exe	84

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	228	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3492 wrote to memory of 228	3492	rundll32.exe	84
PID 3492 wrote to memory of 228	3492	rundll32.exe	84
PID 3492 wrote to memory of 228	3492	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d577c3699a5f4e6c86bbf99b20d66d18f7f4b85a2e30d80eb53b340145819767N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d577c3699a5f4e6c86bbf99b20d66d18f7f4b85a2e30d80eb53b340145819767N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 696
    3⤵
    - Program crash
    PID:448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 228 -ip 228
1⤵
PID:4412

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/228-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/228-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download