asyncrat | d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8

Analysis

max time kernel
148s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260629-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/07/2026, 15:50

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General

Target
d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
Size 45KB
Sample260702-s92spahs2t
SHA256 d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8
MD5 7e449e31f832de950802ef0e2b13ea9a
SHA1 fa5b87c6fdab653e5b496f9b2a01de34714f21ed
SHA512 acb07e694dd387f2e865d07dc82bfa0f99ec3ea606f1ef2d332d345793876c2798d953fa18d64b9f3d5ae189c870db57e8bb4aeb6d854f92f883000a8e0bf972
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVJpt0CCM+d4CvS8PIkXjbSgX3iusG4xUXnOU2iyB7G:MuBGJTPho2Q/CFWBkzbVXS+4xUXShdEx
TLSH
T1AD233B0037D8C12BF2BE4B78A9F26145867AF5737603D64E1CC451DB5B23FC68A42AE9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vida-nova-design.com:80
vida-nova-design.com:22
vida-nova-design.com:8080
vida-nova-design.com:8880
vida-nova-design.com:2052
vida-nova-design.com:2082
vida-nova-design.com:2086
vida-nova-design.com:2095
vida-nova-design.com:443
vida-nova-design.com:2053
vida-nova-design.com:2083
vida-nova-design.com:2087
vida-nova-design.com:2096
vida-nova-design.com:8443
www.vida-nova-design.com:80
www.vida-nova-design.com:22
www.vida-nova-design.com:8080
www.vida-nova-design.com:8880
www.vida-nova-design.com:2052
www.vida-nova-design.com:2082
www.vida-nova-design.com:2086
www.vida-nova-design.com:2095
www.vida-nova-design.com:443
www.vida-nova-design.com:2053
www.vida-nova-design.com:2083
www.vida-nova-design.com:2087
www.vida-nova-design.com:2096
www.vida-nova-design.com:8443
malware.vida-nova-design.com:80
malware.vida-nova-design.com:22
malware.vida-nova-design.com:8080
malware.vida-nova-design.com:8880
malware.vida-nova-design.com:2052
malware.vida-nova-design.com:2082
malware.vida-nova-design.com:2086
malware.vida-nova-design.com:2095
malware.vida-nova-design.com:443
malware.vida-nova-design.com:2053
malware.vida-nova-design.com:2083
malware.vida-nova-design.com:2087
malware.vida-nova-design.com:2096
malware.vida-nova-design.com:8443

Mutex

6Lvq2mTFm7GR

Attributes

delay
0
install
true
install_file
w2mb.exe
install_folder
%AppData%

aes.plain

Signatures

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

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral2/files/0x000d00000001c5c7-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
1420	w2mb.exe
4880	w2mb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	w2mb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	w2mb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.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	schtasks.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3020	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
Token: SeDebugPrivilege	1420	w2mb.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3256 wrote to memory of 2136	3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe	88
PID 3256 wrote to memory of 4076	3256	d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe	89
PID 2136 wrote to memory of 2744	2136	cmd.exe	92
PID 4076 wrote to memory of 3020	4076	cmd.exe	93
PID 4076 wrote to memory of 4880	4076	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe
"C:\Users\Admin\AppData\Local\Temp\d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3256
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "w2mb" /tr '"C:\Users\Admin\AppData\Roaming\w2mb.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "w2mb" /tr '"C:\Users\Admin\AppData\Roaming\w2mb.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2744
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5932.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4076
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3020
- - C:\Users\Admin\AppData\Roaming\w2mb.exe
    "C:\Users\Admin\AppData\Roaming\w2mb.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4880

C:\Users\Admin\AppData\Roaming\w2mb.exe
"C:\Users\Admin\AppData\Roaming\w2mb.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1420

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:1236
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  PID:2564

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
1⤵
PID:1816

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:1384

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 599B
SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
MD5 658ab8c32d4cc5deb36ac5f63da4658b
SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
TLSH
T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
MD5 SHA1 SHA512 TLSH

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tmp5932.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp5932.tmp.bat
Size 148B
SHA256 463b76a90eda45f4eacb3e1fcdaa85ac1a3f9a29f9c6dd700b50556d252e7d8d
MD5 7b38639e75e07eff841b217e0a1ba1d5
SHA1 9c731087520536f857b78ed3269aeb1fb78b3930
SHA512 83b1ca617215f437187a5161483fecc55f102f5500d5c5fc5d7aec7e69e70edd1fb75752ee04d5a04ab4f68901f7f714c7ea1ff81b7d52f586da6e9e122bdbff
TLSH
T125C02B9355CAEA4F3C05145306FAEA9C91B76C1E3F80BB90C744440E1280489F0DD341
MD5 SHA1 SHA512 TLSH

Submit Download

w2mb.exe

Path C:\Users\Admin\AppData\Roaming\w2mb.exe
Size 45KB
SHA256 d9139f14adb853c8793f7067ae8f5bbf8d00e9382f7d4b33f9161d4b4053a3a8
MD5 7e449e31f832de950802ef0e2b13ea9a
SHA1 fa5b87c6fdab653e5b496f9b2a01de34714f21ed
SHA512 acb07e694dd387f2e865d07dc82bfa0f99ec3ea606f1ef2d332d345793876c2798d953fa18d64b9f3d5ae189c870db57e8bb4aeb6d854f92f883000a8e0bf972
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVJpt0CCM+d4CvS8PIkXjbSgX3iusG4xUXnOU2iyB7G:MuBGJTPho2Q/CFWBkzbVXS+4xUXShdEx
TLSH
T1AD233B0037D8C12BF2BE4B78A9F26145867AF5737603D64E1CC451DB5B23FC68A42AE9
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1420-14-0x0000000074E70000-0x000000007562C000-memory.dmp

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memory/1420-12-0x0000000074E70000-0x000000007562C000-memory.dmp

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memory/1816-56-0x000001F186910000-0x000001F186930000-memory.dmp

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memory/1816-41-0x000001F1866D0000-0x000001F1866F0000-memory.dmp

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memory/1816-75-0x000001F196E90000-0x000001F196EB0000-memory.dmp

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memory/1816-21-0x000001F182E70000-0x000001F182F70000-memory.dmp

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memory/1816-43-0x000001F196B10000-0x000001F196C10000-memory.dmp

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memory/2564-182-0x000000000E110000-0x000000000E98B000-memory.dmp

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memory/3256-8-0x0000000074FE0000-0x000000007579C000-memory.dmp

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memory/3256-3-0x0000000004F40000-0x0000000004FDC000-memory.dmp

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memory/3256-2-0x0000000074FE0000-0x000000007579C000-memory.dmp

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memory/3256-0-0x0000000074FF2000-0x0000000074FF3000-memory.dmp

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memory/3256-1-0x0000000000400000-0x0000000000412000-memory.dmp

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