bc5f33b47ba76495835adf62c94be26182f12920dead8433bc0c65b7bbe04390

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19/01/2025, 20:54

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General

Target

bc5f33b47ba76495835adf62c94be26182f12920dead8433bc0c65b7bbe04390.dll
Size

76KB
MD5

0e96c58dee8ec249d3af6b0467146010
SHA1

d5162a1a6c0c8187f126620953a7e4acd83e61ad
SHA256

bc5f33b47ba76495835adf62c94be26182f12920dead8433bc0c65b7bbe04390
SHA512

8ae113b12a9683f28ae00a68927720412c915941db29906d1aeae809dc6842828b773da52557c705b97ca074ed09097acc934d10fac43eef5856cb8511aaf5be
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zt2TvV:c8y93KQjy7G55riF1cMo03f2TvV

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2344-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2344-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2344-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2344-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2344-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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 behavior: EnumeratesProcesses 1 IoCs

pid	Process
2344	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2344	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30
PID 1440 wrote to memory of 2344	1440	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc5f33b47ba76495835adf62c94be26182f12920dead8433bc0c65b7bbe04390.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc5f33b47ba76495835adf62c94be26182f12920dead8433bc0c65b7bbe04390.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2344

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

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Downloads

memory/2344-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2344-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2344-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2344-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2344-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2344-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download