408ecbd6687408a921c5f8c783645a0a17866854c186aa35b0b055b4fc8e80b9

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
02/01/2025, 22:09

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General

Target

408ecbd6687408a921c5f8c783645a0a17866854c186aa35b0b055b4fc8e80b9.dll
Size

76KB
MD5

3baa2a79640470e15607637877c05765
SHA1

ca4c6bf001385228546be75cf38a3e75d4964501
SHA256

408ecbd6687408a921c5f8c783645a0a17866854c186aa35b0b055b4fc8e80b9
SHA512

0ca44856ac94fe05c7485ae066e95affe6c5773dfc4b848a79ae9970c96cc2492cbbb6944436da50009dced72fd2cfe328726d99948fd2ebe0e7980d6d0489cf
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZWFQADfS:c8y93KQjy7G55riF1cMo03uLS

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1616-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1616-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1616-3-0x0000000010000000-0x0000000010030000-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
1616	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30
PID 1624 wrote to memory of 1616	1624	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\408ecbd6687408a921c5f8c783645a0a17866854c186aa35b0b055b4fc8e80b9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\408ecbd6687408a921c5f8c783645a0a17866854c186aa35b0b055b4fc8e80b9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/1616-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1616-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1616-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1616-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download