ecf66439d2e47c97ec861b4e3d29adb9c1cf4ff61199da87801afa61d0f37d66

Analysis

max time kernel
107s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 08:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ecf66439d2e47c97ec861b4e3d29adb9c1cf4ff61199da87801afa61d0f37d66N.dll
Size

64KB
MD5

001a9602d216a069790c2b0933d07750
SHA1

6cbc07510e68017fd97150d8a937adbed8e4b009
SHA256

ecf66439d2e47c97ec861b4e3d29adb9c1cf4ff61199da87801afa61d0f37d66
SHA512

a8d8512ccaaaa9d2dab4916c280c0886228b54cc892a950e6cf9ccc95c3bbe4b81b63d91df7be35f57f421d7f62c8e08e04add01a6de1944769003e849332ff7
SSDEEP

1536:yl3E0T+wF2KqJCGid2KZO0yegKSA4FfgS9qygeTFQAg:E39KwQJCndyeDWdRg4FQJ

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
behavioral1/memory/2260-2-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral1/memory/2260-3-0x0000000010000000-0x000000001000E000-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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30
PID 2656 wrote to memory of 2260	2656	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ecf66439d2e47c97ec861b4e3d29adb9c1cf4ff61199da87801afa61d0f37d66N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ecf66439d2e47c97ec861b4e3d29adb9c1cf4ff61199da87801afa61d0f37d66N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2260

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

Loading Replay Monitor...

Downloads

memory/2260-2-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/2260-1-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/2260-0-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/2260-3-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download