fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 11:37

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General

Target

fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe
Size

25KB
MD5

841802b0bd0c6c52013040cce321c7d7
SHA1

708ec384628a77aaa93c8b0a478e08e04876989d
SHA256

fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3
SHA512

12a6e762326ed342318fb53079bb67d322b0fe1c513e4495b15e45498cfb82322def9f99d84695937db4520308074456514d41d0ea5fa1c868fa290e03168ed4
SSDEEP

384:6dsKewgzkVTF0VDRT3qcg666666666RJ70uIabjbt3TUA7DneAFABqJdMwp8XhPl:JKe7zUTWVlTVV0uIaOoDewfd3uhzp

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe

Executes dropped EXE 1 IoCs

pid	Process
2644	codecupdate.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	codecupdate.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3872 wrote to memory of 2644	3872	fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe	83
PID 3872 wrote to memory of 2644	3872	fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe	83
PID 3872 wrote to memory of 2644	3872	fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe	83

C:\Users\Admin\AppData\Local\Temp\fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe
"C:\Users\Admin\AppData\Local\Temp\fd5290ff5969a0521898ced0b24e9d6aef30b5ef29c9f2fa4d7613cec395b7d3.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Users\Admin\AppData\Local\Temp\codecupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2644

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\codecupdate.exe

Filesize
26KB

MD5
29efb704d38483894c9b311d82c9e9ca

SHA1
cc48308e1257fbc5b978508b5a2126ab0a6c1d27

SHA256
aba1ce707e52ed5565f5adddf240a515659e2ca781e77bb8ad31fefad169033a

SHA512
36c05300e00fd3017e73ba7c20e04d65162d75a62689df161d9cccb72c110b6a6304dd99b7167f2bc607df7aaa76c9fd46a4952a7310753910637102fa6531ae

Download Submit
memory/2644-9-0x0000000000500000-0x0000000000507000-memory.dmp

Filesize
28KB

Download
memory/3872-0-0x0000000000501000-0x0000000000502000-memory.dmp

Filesize
4KB

Download