36fe5133ebc5a4431d3675acf6ec321da085f44aff574640bd43a4aa2ba13051

Analysis

max time kernel
102s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 23:20

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General

Target

53492bb7c7307cda1f8818ce138b23a0N.exe
Size

67KB
MD5

53492bb7c7307cda1f8818ce138b23a0
SHA1

acda3998632c6d525b91ff70f464aa49c78bb4d4
SHA256

36fe5133ebc5a4431d3675acf6ec321da085f44aff574640bd43a4aa2ba13051
SHA512

2a3ad1da1ee1425be9a18bc09a2c0f5cd90365af24149ba79ca26d610b2f16f8bed537e347eae5380d146831fb9fa9ab2021fed42081f7fa62715286c09280b5
SSDEEP

768:zTAiYUVaQDKVSputCPsED3VK2+ZtyOjgO4r9vFAg2rqcjeZ8GswSD/E20Pzf:HAqamKwugYTjipvF2PeoE2af

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	53492bb7c7307cda1f8818ce138b23a0N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	fcbnaf.exe

Executes dropped EXE 1 IoCs

pid	Process
2204	fcbnaf.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	fcbnaf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	53492bb7c7307cda1f8818ce138b23a0N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2204	2780	53492bb7c7307cda1f8818ce138b23a0N.exe	84
PID 2780 wrote to memory of 2204	2780	53492bb7c7307cda1f8818ce138b23a0N.exe	84
PID 2780 wrote to memory of 2204	2780	53492bb7c7307cda1f8818ce138b23a0N.exe	84

C:\Users\Admin\AppData\Local\Temp\53492bb7c7307cda1f8818ce138b23a0N.exe
"C:\Users\Admin\AppData\Local\Temp\53492bb7c7307cda1f8818ce138b23a0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe
  "C:\Users\Admin\AppData\Local\Temp\fcbnaf.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2204

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\fcbnaf.exe

Filesize
68KB

MD5
171c264fd705eab99fe00c2e45d391cd

SHA1
1f594b498d84e5b744fbed51358b7052548af295

SHA256
aa284fd5920c9f300101dc072f8f314153c2493581faa89ffffa8ea4989fcd7e

SHA512
85eacef9892a9c9cf02db7ecb2e51201b8f707c5db8e6b992427a83929630c9a5f9f211f6268e5e82c94f85d642b48fcfcc2e47e769e0f1b1cb8363d498ee345

Download Submit
memory/2204-9-0x0000000000370000-0x0000000000375000-memory.dmp

Filesize
20KB

Download
memory/2780-0-0x00000000003F0000-0x00000000003F5000-memory.dmp

Filesize
20KB

Download