52442bbe266a9441d25508c40895abc09bc34e94c76189a4f2e8a85c6061502e

Analysis

max time kernel
105s
max time network
107s
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 02:15

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General

Target

52442bbe266a9441d25508c40895abc09bc34e94c76189a4f2e8a85c6061502e.dll
Size

76KB
MD5

4c9990be1ac837fec68a86d544aaad27
SHA1

d9d1389d5aa6cdc1b06d90bd6aca8ac6479f23f1
SHA256

52442bbe266a9441d25508c40895abc09bc34e94c76189a4f2e8a85c6061502e
SHA512

603add5df40ac896c6e631b4b2bb758ed694fcfbcfd0c9a87c20fd69037d8fc1ebb1cd9bfe6a258289d0a190bdca5dfb41b2eb2fe3dbb9a74a5adaa881aba53f
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z4XPt0pu:c8y93KQjy7G55riF1cMo03qXOpu

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/4212-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4212-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1028	4212	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	4212	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\52442bbe266a9441d25508c40895abc09bc34e94c76189a4f2e8a85c6061502e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\52442bbe266a9441d25508c40895abc09bc34e94c76189a4f2e8a85c6061502e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4212
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4212 -s 712
    3⤵
    - Program crash
    PID:1028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4212 -ip 4212
1⤵
PID:4688

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/4212-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4212-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download