0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2024, 18:35

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General

Target

0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe
Size

29KB
MD5

ee107eb0d9f394c668802c5ad0cfc0c8
SHA1

8d079173bc42028e723f3b20835d0bc6da4c5ca7
SHA256

0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981
SHA512

1312c74a54f24a33d511901022d53d776d2d09c2728d6930c210972334356ce9106042f48947939ddbf65776a1b165fde4b85a2bb3d3dd3cdf61bc6bdca0b502
SSDEEP

192:5PEN3tL/I24Tlqbtc32l3krI0o1N24mmqd3qa82caYp6thAlWtCrvY0+VQcIEuF1:5PEN9LQLEG2CZs24mTNXlYpYtCZOLJax

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe

Executes dropped EXE 1 IoCs

pid	Process
536	aybir.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	aybir.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3092 wrote to memory of 536	3092	0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe	84
PID 3092 wrote to memory of 536	3092	0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe	84
PID 3092 wrote to memory of 536	3092	0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe	84

C:\Users\Admin\AppData\Local\Temp\0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe
"C:\Users\Admin\AppData\Local\Temp\0cac9cbc715fa0e5c7446e2398cfa4ba76a92c3cbd41fefa5cc5c0e0ad4f6981.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3092
- C:\Users\Admin\AppData\Local\Temp\aybir.exe
  "C:\Users\Admin\AppData\Local\Temp\aybir.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:536

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

Replay Monitor

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Downloads

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

Filesize
29KB

MD5
6e2950182469d1eecf9995c4f3d8ffd0

SHA1
2ec5d0ffbcd8026934c34971cff1c072e98dcfa9

SHA256
81e17f1ff8c8053c3ac952fcd359b4b7720f666159de871c292657bd6a0e577c

SHA512
4b81066ec28fa8c523c424c2747199f1b7f45565556ae82825e4126e9f57b25ce04748c6c9d71cd8a42919d1933407f091ca2395b37210bf1c3aa1cabe2157ab

Download Submit
memory/536-14-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3092-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/3092-1-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/3092-13-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download