asyncrat | 8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad

General

Target

8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
Size

175KB
MD5

e0788a76fc1eee6e158f1143788683c9
SHA1

41bb0bf272b0e6904425e9f6416a50addca28cc5
SHA256

8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad
SHA512

2bd6a2b937dcb479d5a79d7d6b0ec3344c164c8b2e502bc75996c8d153978dce45aae96748d4ee9c3ed99aac1c6e4f11b3c251acb06b12da6101697d618e084b
SSDEEP

3072:4e8p6ewdOIwQx76vK/bvTv0cU+lL/dMlZZUZ0b2gTbOwARE+WpCc:s6ewwIwQJ6vKX0c5MlYZ0b2om

Score

10^/10

asyncrat stormkitty default discovery persistence privilege_escalation rat spyware stealer

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot7475087682:AAEfJpWc86AxzuoY9HVEoL7CzhKKWWdwm7o/sendMessage?chat_id=8101604449

Mutex

AsyncMutex_6SI8OkPnk

Attributes

delay
3
install
false
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat
StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty payload 1 IoCs

resource	yara_rule
behavioral1/memory/1644-1-0x0000000000EA0000-0x0000000000ED2000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops desktop.ini file(s) 8 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Camera Roll\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\Saved Pictures\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File opened for modification	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File created	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
File opened for modification	C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	icanhazip.com

Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
4144	cmd.exe
4056	netsh.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 4144	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	94
PID 1644 wrote to memory of 4144	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	94
PID 1644 wrote to memory of 4144	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	94
PID 4144 wrote to memory of 3664	4144	cmd.exe	96
PID 4144 wrote to memory of 3664	4144	cmd.exe	96
PID 4144 wrote to memory of 3664	4144	cmd.exe	96
PID 4144 wrote to memory of 4056	4144	cmd.exe	97
PID 4144 wrote to memory of 4056	4144	cmd.exe	97
PID 4144 wrote to memory of 4056	4144	cmd.exe	97
PID 4144 wrote to memory of 3520	4144	cmd.exe	98
PID 4144 wrote to memory of 3520	4144	cmd.exe	98
PID 4144 wrote to memory of 3520	4144	cmd.exe	98
PID 1644 wrote to memory of 1484	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	101
PID 1644 wrote to memory of 1484	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	101
PID 1644 wrote to memory of 1484	1644	8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe	101
PID 1484 wrote to memory of 4568	1484	cmd.exe	103
PID 1484 wrote to memory of 4568	1484	cmd.exe	103
PID 1484 wrote to memory of 4568	1484	cmd.exe	103
PID 1484 wrote to memory of 2628	1484	cmd.exe	104
PID 1484 wrote to memory of 2628	1484	cmd.exe	104
PID 1484 wrote to memory of 2628	1484	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe
"C:\Users\Admin\AppData\Local\Temp\8e854ee90f0ca6891a512aaaa95cb54fdff6d26052fa0bb7acc4ef58469564ad.exe"
1⤵
- Drops desktop.ini file(s)
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Wi-Fi Discovery
  - Suspicious use of WriteProcessMemory
  PID:4144
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3664
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:4056
- - C:\Windows\SysWOW64\findstr.exe
    findstr All
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3520
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Windows\SysWOW64\chcp.com
    chcp 65001
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4568
- - C:\Windows\SysWOW64\netsh.exe
    netsh wlan show networks mode=bssid
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2628

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\51682fe45f9368bdff1a3f77e9840f8a\msgid.dat

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
C:\Users\Admin\AppData\Local\d80ceb66c85b8f818147a5a171cb6a6d\Admin@LYFGOYQN_en-US\System\Process.txt

Filesize
4KB

MD5
ecd535e5942a338b15297c3f29987bcf

SHA1
346b0e7a56efb74bb0d9b8083038c39d7a204ea4

SHA256
b3eb80c614e0dc1231278f172691b6200278118792487b0d58314ad1028d1c1f

SHA512
225547f9b23b468ad7e1178f388db3fb58c6287ce65dd4c783909376c75f4f0e95381325ae03938b723303c96952393e00d0050cfbe4cb192a0cfde276c655e5

Download Submit
memory/1644-148-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/1644-3-0x00000000059F0000-0x0000000005A56000-memory.dmp

Filesize
408KB

Download
memory/1644-2-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/1644-141-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/1644-0-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/1644-149-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/1644-150-0x00000000063E0000-0x0000000006472000-memory.dmp

Filesize
584KB

Download
memory/1644-151-0x0000000006A30000-0x0000000006FD4000-memory.dmp

Filesize
5.6MB

Download
memory/1644-155-0x0000000006510000-0x000000000651A000-memory.dmp

Filesize
40KB

Download
memory/1644-156-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/1644-1-0x0000000000EA0000-0x0000000000ED2000-memory.dmp

Filesize
200KB

Download
memory/1644-162-0x00000000073A0000-0x00000000073B2000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads