asyncrat | 7011d49d4411fac299bfdb5063198f2f2c74cc867b4ef57a826beb114c46eb32

Analysis

max time kernel
144s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-02-2025 12:06

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General

Target

COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
Size

1.0MB
MD5

ac1f0b54a2d984cf1d252e7366882483
SHA1

e542633ec13beae03de606f95e8b347846047dae
SHA256

7011d49d4411fac299bfdb5063198f2f2c74cc867b4ef57a826beb114c46eb32
SHA512

3142a99f7492ae80e15f66215ebe1ce2cecd578187d0ace4fd47f2e964c531bb625be551a9f6c1cae90ee931a82ac8653473eb612fdab4f86988b78eec49a9ee
SSDEEP

24576:Pu6J33O0c+JY5UZ+XC0kGso6FaGD7UjAHeWY:5u0c++OCvkGs9FaGDAj4Y

Score

10^/10

asyncrat stormkitty default discovery persistence privilege_escalation rat stealer

Malware Config

Extracted

Family

asyncrat

Botnet

Default

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

https://api.telegram.org/bot7774608033:AAE1fvMZ0hM_UWWpPC6wvLbB9fKWjR8j4wA/sendMessage?chat_id=5224323271

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 3 IoCs

resource	yara_rule
behavioral1/memory/1832-32-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/1832-36-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/1832-34-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty

Stormkitty family
stormkitty

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\troopwise.vbs	troopwise.exe

Executes dropped EXE 1 IoCs

pid	Process
2404	troopwise.exe

Loads dropped DLL 1 IoCs

pid	Process
3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d0aa91f51b91ba5510f436cc99b274cd\Admin@UPNECVIU_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.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
4	icanhazip.com

Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0007000000016dd0-13.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2404 set thread context of 1832	2404	troopwise.exe	31

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 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
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	troopwise.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.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
2768	cmd.exe
2480	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	RegSvcs.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1832	RegSvcs.exe
1832	RegSvcs.exe
1832	RegSvcs.exe
1832	RegSvcs.exe
1832	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2404	troopwise.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
2404	troopwise.exe
2404	troopwise.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
2404	troopwise.exe
2404	troopwise.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2404	3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe	30
PID 3020 wrote to memory of 2404	3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe	30
PID 3020 wrote to memory of 2404	3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe	30
PID 3020 wrote to memory of 2404	3020	COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe	30
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 2404 wrote to memory of 1832	2404	troopwise.exe	31
PID 1832 wrote to memory of 2768	1832	RegSvcs.exe	34
PID 1832 wrote to memory of 2768	1832	RegSvcs.exe	34
PID 1832 wrote to memory of 2768	1832	RegSvcs.exe	34
PID 1832 wrote to memory of 2768	1832	RegSvcs.exe	34
PID 2768 wrote to memory of 2892	2768	cmd.exe	36
PID 2768 wrote to memory of 2892	2768	cmd.exe	36
PID 2768 wrote to memory of 2892	2768	cmd.exe	36
PID 2768 wrote to memory of 2892	2768	cmd.exe	36
PID 2768 wrote to memory of 2480	2768	cmd.exe	37
PID 2768 wrote to memory of 2480	2768	cmd.exe	37
PID 2768 wrote to memory of 2480	2768	cmd.exe	37
PID 2768 wrote to memory of 2480	2768	cmd.exe	37
PID 2768 wrote to memory of 2440	2768	cmd.exe	38
PID 2768 wrote to memory of 2440	2768	cmd.exe	38
PID 2768 wrote to memory of 2440	2768	cmd.exe	38
PID 2768 wrote to memory of 2440	2768	cmd.exe	38
PID 1832 wrote to memory of 2284	1832	RegSvcs.exe	39
PID 1832 wrote to memory of 2284	1832	RegSvcs.exe	39
PID 1832 wrote to memory of 2284	1832	RegSvcs.exe	39
PID 1832 wrote to memory of 2284	1832	RegSvcs.exe	39
PID 2284 wrote to memory of 2372	2284	cmd.exe	41
PID 2284 wrote to memory of 2372	2284	cmd.exe	41
PID 2284 wrote to memory of 2372	2284	cmd.exe	41
PID 2284 wrote to memory of 2372	2284	cmd.exe	41
PID 2284 wrote to memory of 1624	2284	cmd.exe	42
PID 2284 wrote to memory of 1624	2284	cmd.exe	42
PID 2284 wrote to memory of 1624	2284	cmd.exe	42
PID 2284 wrote to memory of 1624	2284	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe
"C:\Users\Admin\AppData\Local\Temp\COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Thebesian\troopwise.exe
  "C:\Users\Admin\AppData\Local\Temp\COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\COMMERCAILINVOICEANDDHLAWBTRACKINGDETAILS.exe"
    3⤵
    - 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:1832
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Wi-Fi Discovery
      Suspicious use of WriteProcessMemory
      PID:2768
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2892
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh wlan show profile
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Wi-Fi Discovery
        
        PID:2480
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr All
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2440
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2284
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2372
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh wlan show networks mode=bssid
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Wi-Fi Discovery

T1016.002

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\0c6c2644115b5969ed1c21dc7797d193\msgid.dat

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

Download Submit
C:\Users\Admin\AppData\Local\Temp\slashing

Filesize
28KB

MD5
ec9f1df5cec11c21b23b88d830b6637c

SHA1
85aba3d5bd078cc650114e0c47765ce3f36eb52e

SHA256
36de505436f296685031d9be83d11bfa08d28c6a289341ddcd5b1cefa534ec80

SHA512
55747094e292bb0922f1025817cfa9a40b48a9f87027ac48780942726fae08558b0aa7f411f912d70e3055c2c74534654f678091bff88c8135bb82a1c0c0f1b8

Download Submit
\Users\Admin\AppData\Local\Thebesian\troopwise.exe

Filesize
1.0MB

MD5
ac1f0b54a2d984cf1d252e7366882483

SHA1
e542633ec13beae03de606f95e8b347846047dae

SHA256
7011d49d4411fac299bfdb5063198f2f2c74cc867b4ef57a826beb114c46eb32

SHA512
3142a99f7492ae80e15f66215ebe1ce2cecd578187d0ace4fd47f2e964c531bb625be551a9f6c1cae90ee931a82ac8653473eb612fdab4f86988b78eec49a9ee

Download Submit
memory/1832-34-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1832-36-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1832-37-0x00000000743CE000-0x00000000743CF000-memory.dmp

Filesize
4KB

Download
memory/1832-38-0x00000000743C0000-0x0000000074AAE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-109-0x00000000743C0000-0x0000000074AAE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-113-0x00000000743CE000-0x00000000743CF000-memory.dmp

Filesize
4KB

Download
memory/1832-114-0x00000000743C0000-0x0000000074AAE000-memory.dmp

Filesize
6.9MB

Download
memory/1832-32-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1832-120-0x00000000743C0000-0x0000000074AAE000-memory.dmp

Filesize
6.9MB

Download
memory/3020-11-0x00000000000B0000-0x00000000000B4000-memory.dmp

Filesize
16KB

Download