asyncrat | 565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0

Analysis

max time kernel
148s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/08/2026, 22:03

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General

Target
565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
Size 45KB
Sample260830-1ykzss1cmd
SHA256 565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0
MD5 89c16eb6550b1ff2f33cf4725a63f4a0
SHA1 167f3253d1a9a124ed7e5c97868e84b9fef65b6d
SHA512 88985788be42d32035ee823a5596c10eb89cdfd73a71cd5836374bdc4c344a78c71f1b83557fa324f978fb072db0f2ff3fde7db7718484835dfd8ed2eef79d39
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1x0ewtDc30oiZPI/zjbogX3iZaK4EpJlBDZMx:wuZ8pT1tc24wR2iW/3b/XSHh3dMx
TLSH
T115233B003BE9812BF2BF4B7899F26245467BF6632603D5491CC451DB1723FC69A43AEE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

default command_and_control defense_evasion discovery execution asyncrat persistence rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

vnsextop1.com:80
vnsextop1.com:22
vnsextop1.com:8080
vnsextop1.com:8880
vnsextop1.com:2052
vnsextop1.com:2082
vnsextop1.com:2086
vnsextop1.com:2095
vnsextop1.com:443
vnsextop1.com:2053
vnsextop1.com:2083
vnsextop1.com:2087
vnsextop1.com:2096
vnsextop1.com:8443
www.vnsextop1.com:80
www.vnsextop1.com:22
www.vnsextop1.com:8080
www.vnsextop1.com:8880
www.vnsextop1.com:2052
www.vnsextop1.com:2082
www.vnsextop1.com:2086
www.vnsextop1.com:2095
www.vnsextop1.com:443
www.vnsextop1.com:2053
www.vnsextop1.com:2083
www.vnsextop1.com:2087
www.vnsextop1.com:2096
www.vnsextop1.com:8443
trisis.vnsextop1.com:80
trisis.vnsextop1.com:22
trisis.vnsextop1.com:8080
trisis.vnsextop1.com:8880
trisis.vnsextop1.com:2052
trisis.vnsextop1.com:2082
trisis.vnsextop1.com:2086
trisis.vnsextop1.com:2095
trisis.vnsextop1.com:443
trisis.vnsextop1.com:2053
trisis.vnsextop1.com:2083
trisis.vnsextop1.com:2087
trisis.vnsextop1.com:2096
trisis.vnsextop1.com:8443
nanocore.vnsextop1.com:80
nanocore.vnsextop1.com:22
nanocore.vnsextop1.com:8080
nanocore.vnsextop1.com:8880
nanocore.vnsextop1.com:2052
nanocore.vnsextop1.com:2082
nanocore.vnsextop1.com:2086
nanocore.vnsextop1.com:2095
nanocore.vnsextop1.com:443
nanocore.vnsextop1.com:2053
nanocore.vnsextop1.com:2083
nanocore.vnsextop1.com:2087
nanocore.vnsextop1.com:2096
nanocore.vnsextop1.com:8443

Mutex

2asNRWzGGFWK

Attributes

delay
0
install
true
install_file
s7qf.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/0x0009000000016bc9-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2380	s7qf.exe
3520	s7qf.exe

Outbound SSH connection to public host 2 TTPs 4 IoCs

SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.

command_and_control

Protocol Tunneling

T1572

Network Service Discovery

T1046

description	flow	ioc
SSH destination	5	104.18.30.167:22
SSH destination	6	104.18.31.167:22
SSH destination	8	104.18.30.167:22
SSH destination	9	104.18.31.167:22

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
2584	cmd.exe
3568	cmd.exe

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	s7qf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	s7qf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
4520	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
612	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
Token: SeDebugPrivilege	2380	s7qf.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5796 wrote to memory of 2584	5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe	89
PID 5796 wrote to memory of 3568	5796	565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe	91
PID 2584 wrote to memory of 612	2584	cmd.exe	93
PID 3568 wrote to memory of 4520	3568	cmd.exe	94
PID 3568 wrote to memory of 3520	3568	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe
"C:\Users\Admin\AppData\Local\Temp\565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5796
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "s7qf" /tr '"C:\Users\Admin\AppData\Roaming\s7qf.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2584
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "s7qf" /tr '"C:\Users\Admin\AppData\Roaming\s7qf.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:612
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpBCCE.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3568
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4520
- - C:\Users\Admin\AppData\Roaming\s7qf.exe
    "C:\Users\Admin\AppData\Roaming\s7qf.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3520

C:\Users\Admin\AppData\Roaming\s7qf.exe
"C:\Users\Admin\AppData\Roaming\s7qf.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2380

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:5260

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmpBCCE.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpBCCE.tmp.bat
Size 148B
SHA256 bbdd28f97ab0d3c82f2b5828a4536c272a12278d971f33ca74b10660414fda41
MD5 2177f4d6a438714af42e4cacadc8697b
SHA1 1c5bec452dc316a33877b67930bf8ba664b94a58
SHA512 c14c3b3d7284cebb1ad0c33ec70363cb5155f330272a4cb22611abff20feba94b3631639226744446856c666320063f2fd730eab17adf0ef80c157f80b4e6d2a
TLSH
T111C02B4355C9EB0F2B06141306FAD8CDA2B37D393F80BB10C304440D128048DF4D93C1
MD5 SHA1 SHA512 TLSH

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s7qf.exe

Path C:\Users\Admin\AppData\Roaming\s7qf.exe
Size 45KB
SHA256 565d1ecb0f8d835e550ce8c926f94d702d0cecb49bdded9472ce3f810531b4b0
MD5 89c16eb6550b1ff2f33cf4725a63f4a0
SHA1 167f3253d1a9a124ed7e5c97868e84b9fef65b6d
SHA512 88985788be42d32035ee823a5596c10eb89cdfd73a71cd5836374bdc4c344a78c71f1b83557fa324f978fb072db0f2ff3fde7db7718484835dfd8ed2eef79d39
SSDEEP 768:wuZ8pT1Uu4/cWUeT66mo2q1x0ewtDc30oiZPI/zjbogX3iZaK4EpJlBDZMx:wuZ8pT1tc24wR2iW/3b/XSHh3dMx
TLSH
T115233B003BE9812BF2BF4B7899F26245467BF6632603D5491CC451DB1723FC69A43AEE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2380-12-0x0000000074210000-0x00000000749CC000-memory.dmp

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memory/2380-14-0x0000000074210000-0x00000000749CC000-memory.dmp

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memory/5796-0-0x0000000074282000-0x0000000074283000-memory.dmp

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memory/5796-1-0x0000000000C10000-0x0000000000C22000-memory.dmp

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memory/5796-2-0x0000000074270000-0x0000000074A2C000-memory.dmp

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memory/5796-3-0x00000000055F0000-0x000000000568C000-memory.dmp

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memory/5796-8-0x0000000074270000-0x0000000074A2C000-memory.dmp

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