b2e71afd4996807a75113e882028a4297fd783008b407696ad9437e2fb6d6e65

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 08:43

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General

Target

iext.dll
Size

79KB
MD5

18440e18a421f23dc86620ce293ff124
SHA1

cfd595d4f66797f8e49359b5d6df2b9ba7d9b0a2
SHA256

c2fec704d74a78f2e17f332a2e3df182f0653626946eb6c99d9415a3fa4b19eb
SHA512

c20fba15ccafa8ce2d2d03d4d60813fad6a63d99f92fdb905443e07f326688e008cca033b9d71015e5d5a2c7f23fe2b3c9382d28a63a67ef23714006a59cc3e8
SSDEEP

1536:fQJbDUtQbWYS7ZH5rR+ifWtql0eXZ90iCAY9Ymbnouy8CQI:CpS7FZrR+ifCqqEefZloutzI

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral30/memory/3548-0-0x0000000010000000-0x000000001004A000-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 3 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 3548	1612	rundll32.exe	83
PID 1612 wrote to memory of 3548	1612	rundll32.exe	83
PID 1612 wrote to memory of 3548	1612	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\iext.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\iext.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3548

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/3548-0-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

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