asyncrat | 7011d49d4411fac299bfdb5063198f2f2c74cc867b4ef57a826beb114c46eb32

Analysis

max time kernel
149s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

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

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General

Target

COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.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/856-32-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/856-36-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/856-34-0x0000000000400000-0x0000000000432000-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
2084	troopwise.exe

Loads dropped DLL 1 IoCs

pid	Process
1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe

Drops desktop.ini file(s) 7 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\Admin@JSMURNPT_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\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/0x0009000000015d59-13.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2084 set thread context of 856	2084	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	troopwise.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.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	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
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	findstr.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
1448	cmd.exe
2204	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
856	RegSvcs.exe
856	RegSvcs.exe
856	RegSvcs.exe
856	RegSvcs.exe
856	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2084	troopwise.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	856	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
2084	troopwise.exe
2084	troopwise.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
2084	troopwise.exe
2084	troopwise.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 2084	1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 1692 wrote to memory of 2084	1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 1692 wrote to memory of 2084	1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 1692 wrote to memory of 2084	1692	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 2084 wrote to memory of 856	2084	troopwise.exe	31
PID 856 wrote to memory of 1448	856	RegSvcs.exe	34
PID 856 wrote to memory of 1448	856	RegSvcs.exe	34
PID 856 wrote to memory of 1448	856	RegSvcs.exe	34
PID 856 wrote to memory of 1448	856	RegSvcs.exe	34
PID 1448 wrote to memory of 2124	1448	cmd.exe	36
PID 1448 wrote to memory of 2124	1448	cmd.exe	36
PID 1448 wrote to memory of 2124	1448	cmd.exe	36
PID 1448 wrote to memory of 2124	1448	cmd.exe	36
PID 1448 wrote to memory of 2204	1448	cmd.exe	37
PID 1448 wrote to memory of 2204	1448	cmd.exe	37
PID 1448 wrote to memory of 2204	1448	cmd.exe	37
PID 1448 wrote to memory of 2204	1448	cmd.exe	37
PID 1448 wrote to memory of 2496	1448	cmd.exe	38
PID 1448 wrote to memory of 2496	1448	cmd.exe	38
PID 1448 wrote to memory of 2496	1448	cmd.exe	38
PID 1448 wrote to memory of 2496	1448	cmd.exe	38
PID 856 wrote to memory of 1804	856	RegSvcs.exe	39
PID 856 wrote to memory of 1804	856	RegSvcs.exe	39
PID 856 wrote to memory of 1804	856	RegSvcs.exe	39
PID 856 wrote to memory of 1804	856	RegSvcs.exe	39
PID 1804 wrote to memory of 2284	1804	cmd.exe	41
PID 1804 wrote to memory of 2284	1804	cmd.exe	41
PID 1804 wrote to memory of 2284	1804	cmd.exe	41
PID 1804 wrote to memory of 2284	1804	cmd.exe	41
PID 1804 wrote to memory of 2216	1804	cmd.exe	42
PID 1804 wrote to memory of 2216	1804	cmd.exe	42
PID 1804 wrote to memory of 2216	1804	cmd.exe	42
PID 1804 wrote to memory of 2216	1804	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
"C:\Users\Admin\AppData\Local\Temp\COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Users\Admin\AppData\Local\Thebesian\troopwise.exe
  "C:\Users\Admin\AppData\Local\Temp\COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.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:2084
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.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:856
  - - 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:1448
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2124
    - - 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:2204
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr All
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2496
  - - 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:1804
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2284
    - - 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:2216

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\Temp\avenses

Filesize
175KB

MD5
c58bf76b62e9537987061f5996fd23c3

SHA1
d01c7dffa620dd8a1f2f2e0543c3de4da5006973

SHA256
3d84f53a106b19da6047fd6cce6e55bb3beb19f65a831670503d37aa5c8bd773

SHA512
99e3f806db49968413d5f8756b01e361c986ba7117eade919eda708a6ad8aca986c32815a141b2819f266fc64f6fa0d723f0d54cf674efa01bf0a9c32dc79fd8

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

Filesize
28KB

MD5
ec9f1df5cec11c21b23b88d830b6637c

SHA1
85aba3d5bd078cc650114e0c47765ce3f36eb52e

SHA256
36de505436f296685031d9be83d11bfa08d28c6a289341ddcd5b1cefa534ec80

SHA512
55747094e292bb0922f1025817cfa9a40b48a9f87027ac48780942726fae08558b0aa7f411f912d70e3055c2c74534654f678091bff88c8135bb82a1c0c0f1b8

Download Submit
C:\Users\Admin\AppData\Local\d675968828d199471b02d5ec431fc171\msgid.dat

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

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

Filesize
1.0MB

MD5
ac1f0b54a2d984cf1d252e7366882483

SHA1
e542633ec13beae03de606f95e8b347846047dae

SHA256
7011d49d4411fac299bfdb5063198f2f2c74cc867b4ef57a826beb114c46eb32

SHA512
3142a99f7492ae80e15f66215ebe1ce2cecd578187d0ace4fd47f2e964c531bb625be551a9f6c1cae90ee931a82ac8653473eb612fdab4f86988b78eec49a9ee

Download Submit
memory/856-34-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/856-36-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/856-37-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/856-38-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download
memory/856-109-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download
memory/856-113-0x0000000074A9E000-0x0000000074A9F000-memory.dmp

Filesize
4KB

Download
memory/856-114-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download
memory/856-32-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/856-120-0x0000000074A90000-0x000000007517E000-memory.dmp

Filesize
6.9MB

Download
memory/1692-11-0x0000000000160000-0x0000000000164000-memory.dmp

Filesize
16KB

Download