632248ef0a282df697529b4e7c05fa40784ee9b26de3ca182e6f193306014256

Analysis

max time kernel
106s
max time network
114s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05/08/2024, 07:47

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General

Target

67d28588acd32fa9cfdc06fbce35b070N.exe
Size

77KB
MD5

67d28588acd32fa9cfdc06fbce35b070
SHA1

4f0ffba70a0bd1eda260f7798c864621d8a7f3bf
SHA256

632248ef0a282df697529b4e7c05fa40784ee9b26de3ca182e6f193306014256
SHA512

6912aadbe01b49b754e88061b9d7fd84426254596d7e58fe09a753723b0068e63fc50096da3dfb5557f2b02f20594adc9225c1f15ccd45e201ad2540435d2954
SSDEEP

1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1sin:X6a+SOtEvwDpjBZYvQd29

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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation	67d28588acd32fa9cfdc06fbce35b070N.exe

Executes dropped EXE 1 IoCs

pid	Process
916	asih.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	67d28588acd32fa9cfdc06fbce35b070N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5012 wrote to memory of 916	5012	67d28588acd32fa9cfdc06fbce35b070N.exe	85
PID 5012 wrote to memory of 916	5012	67d28588acd32fa9cfdc06fbce35b070N.exe	85
PID 5012 wrote to memory of 916	5012	67d28588acd32fa9cfdc06fbce35b070N.exe	85

C:\Users\Admin\AppData\Local\Temp\67d28588acd32fa9cfdc06fbce35b070N.exe
"C:\Users\Admin\AppData\Local\Temp\67d28588acd32fa9cfdc06fbce35b070N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5012
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:916

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\asih.exe

Filesize
78KB

MD5
e8f7327eb27a6e73a577f1253ff56198

SHA1
fc8df9a227c230cebdcdb54a5d2e69a7d90e74bb

SHA256
37a3f99d0f8d1808f84daa4dc79a69490feb3906eb3398cf62aa326257923abf

SHA512
f522731d33a7b048cd17f8d4bc650b981d26fb58559747eb814e33d9f447c07e22b87e9a70fc92b2ccd9245c93b97254c3cebf95daa0369041290b38fd25b0e8

Download Submit
memory/916-17-0x0000000002110000-0x0000000002116000-memory.dmp

Filesize
24KB

Download
memory/916-23-0x00000000020E0000-0x00000000020E6000-memory.dmp

Filesize
24KB

Download
memory/5012-0-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/5012-1-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/5012-2-0x0000000000690000-0x0000000000696000-memory.dmp

Filesize
24KB

Download