asyncrat | 35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc

Analysis

max time kernel
144s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-02-2025 07:19

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General

Target

COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
Size

1.0MB
MD5

00b9f2b546739c96003df5788c64a55a
SHA1

6ea78affd796ffadf558ee3b4259b1503eb071b6
SHA256

35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc
SHA512

d8df3343e011e0c60bb9aed39536cc00bbffd6675fdbb52ad1671de0ed1124b4b6cfc43e53abb1411068ff5a40d24e959ee49cec3b265170e01ba71664a55f98
SSDEEP

24576:Mu6J33O0c+JY5UZ+XC0kGso6FaYEIIrebsWY:Wu0c++OCvkGs9FaYEI/7Y

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/2740-32-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/2740-34-0x0000000000400000-0x0000000000432000-memory.dmp	family_stormkitty
behavioral1/memory/2740-36-0x0000000000400000-0x0000000000432000-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\Sheitan.vbs	Sheitan.exe

Executes dropped EXE 1 IoCs

pid	Process
1036	Sheitan.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe

Drops desktop.ini file(s) 6 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Pictures\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Downloads\desktop.ini	RegSvcs.exe
File opened for modification	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Documents\desktop.ini	RegSvcs.exe
File created	C:\Users\Admin\AppData\Local\f6879dc9dfbcf2d5999b8b6c6041be94\Admin@XPAJOTIY_en-US\Grabber\DRIVE-C\Users\Admin\Desktop\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/0x00090000000160d5-13.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1036 set thread context of 2740	1036	Sheitan.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	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sheitan.exe
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	chcp.com

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
1192	cmd.exe
2428	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
2740	RegSvcs.exe
2740	RegSvcs.exe
2740	RegSvcs.exe
2740	RegSvcs.exe
2740	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1036	Sheitan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
1036	Sheitan.exe
1036	Sheitan.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe
1036	Sheitan.exe
1036	Sheitan.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1036	2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 2380 wrote to memory of 1036	2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 2380 wrote to memory of 1036	2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 2380 wrote to memory of 1036	2380	COMMERCAIL INVOICE AND DHL AWB TRACKING DETAILS.exe	30
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 1036 wrote to memory of 2740	1036	Sheitan.exe	31
PID 2740 wrote to memory of 1192	2740	RegSvcs.exe	33
PID 2740 wrote to memory of 1192	2740	RegSvcs.exe	33
PID 2740 wrote to memory of 1192	2740	RegSvcs.exe	33
PID 2740 wrote to memory of 1192	2740	RegSvcs.exe	33
PID 1192 wrote to memory of 280	1192	cmd.exe	35
PID 1192 wrote to memory of 280	1192	cmd.exe	35
PID 1192 wrote to memory of 280	1192	cmd.exe	35
PID 1192 wrote to memory of 280	1192	cmd.exe	35
PID 1192 wrote to memory of 2428	1192	cmd.exe	36
PID 1192 wrote to memory of 2428	1192	cmd.exe	36
PID 1192 wrote to memory of 2428	1192	cmd.exe	36
PID 1192 wrote to memory of 2428	1192	cmd.exe	36
PID 1192 wrote to memory of 1692	1192	cmd.exe	37
PID 1192 wrote to memory of 1692	1192	cmd.exe	37
PID 1192 wrote to memory of 1692	1192	cmd.exe	37
PID 1192 wrote to memory of 1692	1192	cmd.exe	37
PID 2740 wrote to memory of 1900	2740	RegSvcs.exe	38
PID 2740 wrote to memory of 1900	2740	RegSvcs.exe	38
PID 2740 wrote to memory of 1900	2740	RegSvcs.exe	38
PID 2740 wrote to memory of 1900	2740	RegSvcs.exe	38
PID 1900 wrote to memory of 2316	1900	cmd.exe	40
PID 1900 wrote to memory of 2316	1900	cmd.exe	40
PID 1900 wrote to memory of 2316	1900	cmd.exe	40
PID 1900 wrote to memory of 2316	1900	cmd.exe	40
PID 1900 wrote to memory of 1908	1900	cmd.exe	41
PID 1900 wrote to memory of 1908	1900	cmd.exe	41
PID 1900 wrote to memory of 1908	1900	cmd.exe	41
PID 1900 wrote to memory of 1908	1900	cmd.exe	41

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:2380
- C:\Users\Admin\AppData\Local\silvexes\Sheitan.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:1036
- - 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:2740
  - - 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:1192
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:280
    - - 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:2428
    - - C:\Windows\SysWOW64\findstr.exe
        
        findstr All
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:1692
  - - 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:1900
    - - C:\Windows\SysWOW64\chcp.com
        
        chcp 65001
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2316
    - - 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:1908

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\499447a94694ee5ed14a8e40a87db9cd\msgid.dat

Filesize
1B

MD5
cfcd208495d565ef66e7dff9f98764da

SHA1
b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

SHA256
5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

SHA512
31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

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

Filesize
28KB

MD5
38840503f4698d43887bb76664622c4f

SHA1
48693adf8d119a24d992c429c3d39e979594caaa

SHA256
d91ab0453f084bc431aee8b9ff29da8f5a380f510445078bcf0fde7c8a7e1c2e

SHA512
116fbae49ff548bec32564ddea747a5eba9f7406dba488568dca3a89bd0647465ce7a1475e1136b4074ca07458673ce2bfc61ea988cea0bc647acba7d0457569

Download Submit
\Users\Admin\AppData\Local\silvexes\Sheitan.exe

Filesize
1.0MB

MD5
00b9f2b546739c96003df5788c64a55a

SHA1
6ea78affd796ffadf558ee3b4259b1503eb071b6

SHA256
35ee14c91d35064c52f7bada9c45742fe9a2da872ee7ceb06018dad9ca9217dc

SHA512
d8df3343e011e0c60bb9aed39536cc00bbffd6675fdbb52ad1671de0ed1124b4b6cfc43e53abb1411068ff5a40d24e959ee49cec3b265170e01ba71664a55f98

Download Submit
memory/2380-11-0x00000000000B0000-0x00000000000B4000-memory.dmp

Filesize
16KB

Download
memory/2740-36-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2740-34-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2740-37-0x0000000073BEE000-0x0000000073BEF000-memory.dmp

Filesize
4KB

Download
memory/2740-38-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-108-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-112-0x0000000073BEE000-0x0000000073BEF000-memory.dmp

Filesize
4KB

Download
memory/2740-113-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download
memory/2740-32-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2740-119-0x0000000073BE0000-0x00000000742CE000-memory.dmp

Filesize
6.9MB

Download