asyncrat | 454e6542260989481f10c1c244b542ab6da99ac2791469df0cdbd7432d602bce

Analysis

max time kernel
138s
max time network
148s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
31/07/2024, 16:00

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General

Target

docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe
Size

2.1MB
MD5

78303888fe75caafdb9d0b3ffb358319
SHA1

a73032f41c5e40869d9bf1e3b61b6e6530389d60
SHA256

9d93b1d1b9ef2411bd662785156af839101718cedbe60459ac07b709c04cde0d
SHA512

2f6f91aa5ddacc6c30f944b0dd20fb918083fc3bc508b5a5624970fbd8ac276eee93841c904ae4eacefc0e4aeef4909a8a9154448cf231251bc9d7e8f209ddfd
SSDEEP

49152:AKGcLGC9pM8jSBheJC/pFptG8TZ7fCPOM:vD9ptSXDxtNLSO

Score

10^/10

asyncrat pista discovery persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.7A

Botnet

PISTA

pista.con-ip.com:6606

Mutex

uuooxuxbnkywum

Attributes

delay
1
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\Vhgxis = "C:\\Users\\Admin\\AppData\\Roaming\\Vhgxis.exe"	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2868 set thread context of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30

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	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe
Token: SeDebugPrivilege	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30
PID 2868 wrote to memory of 3516	2868	docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe	30

C:\Users\Admin\AppData\Local\Temp\docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe
"C:\Users\Admin\AppData\Local\Temp\docmenalfodacturas73829768692348692170835691270836599027413856932758493245.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2868
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2868-0-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2868-1-0x00000000010F0000-0x0000000001318000-memory.dmp

Filesize
2.2MB

Download
memory/2868-2-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-3-0x0000000005270000-0x000000000548E000-memory.dmp

Filesize
2.1MB

Download
memory/2868-4-0x00000000065C0000-0x00000000067E0000-memory.dmp

Filesize
2.1MB

Download
memory/2868-5-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-6-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-20-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-26-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-46-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-8-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-68-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-66-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-64-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-62-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-60-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-58-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-56-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-54-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-52-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-50-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-48-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-44-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-42-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-40-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-38-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-36-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-34-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-32-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-30-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-28-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-24-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-22-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-18-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-16-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-14-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-12-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-10-0x00000000065C0000-0x00000000067D9000-memory.dmp

Filesize
2.1MB

Download
memory/2868-4867-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-4868-0x0000000004880000-0x00000000048DE000-memory.dmp

Filesize
376KB

Download
memory/2868-4869-0x0000000004A50000-0x0000000004A9C000-memory.dmp

Filesize
304KB

Download
memory/2868-4870-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/2868-4871-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-4872-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/2868-4873-0x0000000000B60000-0x0000000000BB4000-memory.dmp

Filesize
336KB

Download
memory/2868-4889-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/3516-4888-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3516-4890-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/3516-4891-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download
memory/3516-4892-0x00000000749A0000-0x000000007508E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads