18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495

Analysis

max time kernel
117s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-10-2024 08:22

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General

Target

18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
Size

244KB
MD5

7772dd776f6f1dd6c4606d22a3a81170
SHA1

872d64d114b9c32d17b707ac6babd9af58602a45
SHA256

18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495
SHA512

fb39bfa63761bcc3231e51f0174d3ab4912ae326463f6071d8438035ab41cafde3b697ae803ffa67bd3fb56fa985c325cd10511d02aec9e7bd33e6213cf5483e
SSDEEP

1536:dvVte+7YkayZ+OttmxKLjWlSA8Zp5JAJjkrSHoW8MHCCSdCes+N9:dvVteka8+OtAcKlSRz5YHoWlHICt49

Score

10^/10

discovery

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
ftp.byethost12.com
Port:
21
Username:
b12_8082975
Password:
951753zx

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe

Executes dropped EXE 1 IoCs

pid	Process
3516	jusched.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\cb6d78de\jusched.exe	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
File created	C:\Program Files (x86)\cb6d78de\cb6d78de	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Update23.job	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.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	jusched.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 3516	2528	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe	92
PID 2528 wrote to memory of 3516	2528	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe	92
PID 2528 wrote to memory of 3516	2528	18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe	92

C:\Users\Admin\AppData\Local\Temp\18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe
"C:\Users\Admin\AppData\Local\Temp\18e5b02e188d3b4d72a5808bd8055410ff26601aa4953ae4cbd9c482d33a1495N.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Program Files (x86)\cb6d78de\jusched.exe
  "C:\Program Files (x86)\cb6d78de\jusched.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3516

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:\Program Files (x86)\cb6d78de\cb6d78de

Filesize
17B

MD5
209aa6c14d66621f3aa1cee03a8bf5dc

SHA1
0f5bce2a29d3306586934b6d846a172078ee8e66

SHA256
57ef9e3c809cf3ca41782d4c7119c3ae7e43ccbb1c00d978b745677f14b82c2e

SHA512
8b9fb2bcc8e8785a48d3fe212f852c2f108ef2ab20e9e2a61e9bba5857002abe9111e42411bfc573e50c126031b7ef0433bddfa357de2ca0814f7d31157b9c63

Download Submit
C:\Program Files (x86)\cb6d78de\jusched.exe

Filesize
244KB

MD5
11d165b370cdca387486988325bc2f8d

SHA1
520c776cc8a6dda7523f5f5c9c60c1329e19aaab

SHA256
7e1536a0f635be3872e5194b1527b065136075fa0101f0158219f78de677ab57

SHA512
5c5cf6563958efc30c98907c80de6b41cd64c9513c169be33538325ce88e68cfe0bda1c1fbf1d8de54e7863b9f1ba908579b9a6838995a81304e4c8de1628d29

Download Submit
memory/2528-0-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/2528-15-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3516-13-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/3516-17-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download