4eca337d4da8b23d90f97cdc5dad0953b934b4d1e0ee7f133248905d5c895e2a

Analysis

max time kernel
148s
max time network
150s
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 22:48

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General

Target

4eca337d4da8b23d90f97cdc5dad0953b934b4d1e0ee7f133248905d5c895e2a.dll
Size

76KB
MD5

b87d32bc580ddc54631684205acdd9db
SHA1

68ebf24f6368498bca441245ffa7e4a85211e880
SHA256

4eca337d4da8b23d90f97cdc5dad0953b934b4d1e0ee7f133248905d5c895e2a
SHA512

35f77f250b7e209b246ae9fdc68158977cb4f347534e1b095f8113503e05f80496e36a5bc0695eb335e707a744592459a625dff039ec3bc85d070ea1f5c913b6
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZhH:c8y93KQjy7G55riF1cMo03HH

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/388-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/388-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2328	388	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	388	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 692 wrote to memory of 388	692	rundll32.exe	83
PID 692 wrote to memory of 388	692	rundll32.exe	83
PID 692 wrote to memory of 388	692	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4eca337d4da8b23d90f97cdc5dad0953b934b4d1e0ee7f133248905d5c895e2a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4eca337d4da8b23d90f97cdc5dad0953b934b4d1e0ee7f133248905d5c895e2a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 704
    3⤵
    - Program crash
    PID:2328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 388 -ip 388
1⤵
PID:3552

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/388-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/388-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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