asyncrat | 1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba

Analysis

max time kernel
148s
max time network
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 16:10

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General

Target
1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
Size 45KB
Sample260816-tmp12sssbv
SHA256 1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba
MD5 5120921faf8c835c417774c6f80580cf
SHA1 1258cdbdd635db73f84bdbb63f4c1da672aa5823
SHA512 78566e7ebd32ea51de28d8761e001fdbdee212ed271d48225b34376569fe3eeb686be9928b54881b3cad6807a6e1ae01321ebdebc858e2d2ec6eb99932e12d78
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9TZo3TMtPIQrjbYgX3iks5quMBxsBDZsx:EulCJTHl42sU3Q/bPXSRTMBUdsx
TLSH
T144231B003BE8C127F2BE4F78A9F26245867AE6673603D54E2CC441DB5713BC69A426ED
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

zorvec.name:80
zorvec.name:22
zorvec.name:8080
zorvec.name:8880
zorvec.name:2052
zorvec.name:2082
zorvec.name:2086
zorvec.name:2095
zorvec.name:443
zorvec.name:2053
zorvec.name:2083
zorvec.name:2087
zorvec.name:2096
zorvec.name:8443
www.zorvec.name:80
www.zorvec.name:22
www.zorvec.name:8080
www.zorvec.name:8880
www.zorvec.name:2052
www.zorvec.name:2082
www.zorvec.name:2086
www.zorvec.name:2095
www.zorvec.name:443
www.zorvec.name:2053
www.zorvec.name:2083
www.zorvec.name:2087
www.zorvec.name:2096
www.zorvec.name:8443
hacker.zorvec.name:80
hacker.zorvec.name:22
hacker.zorvec.name:8080
hacker.zorvec.name:8880
hacker.zorvec.name:2052
hacker.zorvec.name:2082
hacker.zorvec.name:2086
hacker.zorvec.name:2095
hacker.zorvec.name:443
hacker.zorvec.name:2053
hacker.zorvec.name:2083
hacker.zorvec.name:2087
hacker.zorvec.name:2096
hacker.zorvec.name:8443
malware.zorvec.name:80
malware.zorvec.name:22
malware.zorvec.name:8080
malware.zorvec.name:8880
malware.zorvec.name:2052
malware.zorvec.name:2082
malware.zorvec.name:2086
malware.zorvec.name:2095
malware.zorvec.name:443
malware.zorvec.name:2053
malware.zorvec.name:2083
malware.zorvec.name:2087
malware.zorvec.name:2096
malware.zorvec.name:8443
notpetya.zorvec.name:80
notpetya.zorvec.name:22
notpetya.zorvec.name:8080
notpetya.zorvec.name:8880
notpetya.zorvec.name:2052
notpetya.zorvec.name:2082
notpetya.zorvec.name:2086
notpetya.zorvec.name:2095
notpetya.zorvec.name:443
notpetya.zorvec.name:2053
notpetya.zorvec.name:2083
notpetya.zorvec.name:2087
notpetya.zorvec.name:2096
notpetya.zorvec.name:8443

Mutex

Bg5fxwHHrJrW

Attributes

delay
0
install
true
install_file
lu654b.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/0x000e00000001c4ba-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
2804	lu654b.exe
5724	lu654b.exe

Outbound SSH connection to public host 2 TTPs 3 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	104.21.28.44:22
SSH destination	8	172.67.144.58:22
SSH destination	4	172.67.144.58:22

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
4528	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	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lu654b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lu654b.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5048	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
2624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
Token: SeDebugPrivilege	2804	lu654b.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3324 wrote to memory of 2584	3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe	89
PID 3324 wrote to memory of 4528	3324	1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe	90
PID 2584 wrote to memory of 2624	2584	cmd.exe	93
PID 4528 wrote to memory of 5048	4528	cmd.exe	94
PID 4528 wrote to memory of 5724	4528	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe
"C:\Users\Admin\AppData\Local\Temp\1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3324
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lu654b" /tr '"C:\Users\Admin\AppData\Roaming\lu654b.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 "lu654b" /tr '"C:\Users\Admin\AppData\Roaming\lu654b.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2624
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp63F0.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4528
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:5048
- - C:\Users\Admin\AppData\Roaming\lu654b.exe
    "C:\Users\Admin\AppData\Roaming\lu654b.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5724

C:\Users\Admin\AppData\Roaming\lu654b.exe
"C:\Users\Admin\AppData\Roaming\lu654b.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2804

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3224

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

tmp63F0.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp63F0.tmp.bat
Size 150B
SHA256 074d0d5f4f09f6f22aa3a4c20f090570f6bca765a41c9d8120f2216a6d46951e
MD5 8c75d863674af99ea2192f362b4a457d
SHA1 f918d5840ec9bdfa4a6bb1b3e17a9fce0c25b33d
SHA512 6173915ba4a770ecb6e1bad0ae669542736d3e9c112d90b5c68427f79c9fe9478465459c5ad1a69c80d3c336a30169f4b7e17840802b1719ee8c396c76d1ec33
TLSH
T114C02B5291CAEA0E6909286B03FBD5CD91726C293F80BB50D704450F12C04FCF0D9382
MD5 SHA1 SHA512 TLSH

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lu654b.exe

Path C:\Users\Admin\AppData\Roaming\lu654b.exe
Size 45KB
SHA256 1786b0db2e18525db8358beb8598f8a5509a4057a49ee75e843327746e1d2aba
MD5 5120921faf8c835c417774c6f80580cf
SHA1 1258cdbdd635db73f84bdbb63f4c1da672aa5823
SHA512 78566e7ebd32ea51de28d8761e001fdbdee212ed271d48225b34376569fe3eeb686be9928b54881b3cad6807a6e1ae01321ebdebc858e2d2ec6eb99932e12d78
SSDEEP 768:EulCJTHESwgWUK3aGmo2q9TZo3TMtPIQrjbYgX3iks5quMBxsBDZsx:EulCJTHl42sU3Q/bPXSRTMBUdsx
TLSH
T144231B003BE8C127F2BE4F78A9F26245867AE6673603D54E2CC441DB5713BC69A426ED
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2804-12-0x0000000074350000-0x0000000074B0C000-memory.dmp

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memory/2804-14-0x0000000074350000-0x0000000074B0C000-memory.dmp

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memory/3324-0-0x00000000744D2000-0x00000000744D3000-memory.dmp

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memory/3324-1-0x0000000000630000-0x0000000000642000-memory.dmp

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memory/3324-2-0x00000000744C0000-0x0000000074C7C000-memory.dmp

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memory/3324-3-0x0000000005140000-0x00000000051DC000-memory.dmp

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memory/3324-8-0x00000000744C0000-0x0000000074C7C000-memory.dmp

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