e92102b0d57082b881ab22ebf8ccaf1860dafb0b94b742c941ae9f9c32258546

Analysis

max time kernel
93s
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
22-12-2024 13:32

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General

Target

e92102b0d57082b881ab22ebf8ccaf1860dafb0b94b742c941ae9f9c32258546N.dll
Size

76KB
MD5

aeb7df461a56b5ff868fc4a4cb995ff0
SHA1

a9e4bb68b9ba30f8ac3ad1e0b81c71dba190989e
SHA256

e92102b0d57082b881ab22ebf8ccaf1860dafb0b94b742c941ae9f9c32258546
SHA512

404f5a81191dab5ce7934fda3a4b6da80e586e2e341a5815ef7b12d86a5c454be850db7b09a7d5228abc2ebaae9a1cac0f6b5f19276e61b129cddd6e456b18eb
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+qAE:c8y93KQjy7G55riF1cMo03MqN

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/4828-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4828-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4972	4828	WerFault.exe	85

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	4828	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 4828	3792	rundll32.exe	85
PID 3792 wrote to memory of 4828	3792	rundll32.exe	85
PID 3792 wrote to memory of 4828	3792	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e92102b0d57082b881ab22ebf8ccaf1860dafb0b94b742c941ae9f9c32258546N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e92102b0d57082b881ab22ebf8ccaf1860dafb0b94b742c941ae9f9c32258546N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4828 -s 704
    3⤵
    - Program crash
    PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4828 -ip 4828
1⤵
PID:1960

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/4828-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4828-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download