asyncrat | f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf

Analysis

max time kernel
148s
max time network
147s
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, 22:17

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General

Target
f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
Size 45KB
Sample260830-17ffnsap4y
SHA256 f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf
MD5 0d702f5eca20ee5a01bf053d4f927e38
SHA1 18120847a162d627f93762e655479c19651b8083
SHA512 fb688b9eaa986c9dbf32d81bc9bfab3fa7ea15e7b528fc60ba4a306510ef8bf39f29044320b9ff216d8cd3fc8c59f7ed6981694fb7eb172ccd5afa026dbe68ed
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1910CnMQRPn98PIQIjbbgX3iZjXlmY9eWPfBDZUx:cuR0JTPjY2ktnbvBQgbkXSZj1mYsupdW
TLSH
T1CE232B0037E9812BF2BE4F78A9F26245467BA6733603D6491CC451DB5623FC68A436FE
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
azorult.zorvec.name:80
azorult.zorvec.name:22
azorult.zorvec.name:8080
azorult.zorvec.name:8880
azorult.zorvec.name:2052
azorult.zorvec.name:2082
azorult.zorvec.name:2086
azorult.zorvec.name:2095
azorult.zorvec.name:443
azorult.zorvec.name:2053
azorult.zorvec.name:2083
azorult.zorvec.name:2087
azorult.zorvec.name:2096
azorult.zorvec.name:8443
cl0p.zorvec.name:80
cl0p.zorvec.name:22
cl0p.zorvec.name:8080
cl0p.zorvec.name:8880
cl0p.zorvec.name:2052
cl0p.zorvec.name:2082
cl0p.zorvec.name:2086
cl0p.zorvec.name:2095
cl0p.zorvec.name:443
cl0p.zorvec.name:2053
cl0p.zorvec.name:2083
cl0p.zorvec.name:2087
cl0p.zorvec.name:2096
cl0p.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

Mutex

wflo7Gw7g4zi

Attributes

delay
0
install
true
install_file
xj4e.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/0x000e00000001c521-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
4924	xj4e.exe
4144	xj4e.exe

Outbound SSH connection to public host 2 TTPs 2 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	11	172.67.144.58:22
SSH destination	10	104.21.28.44:22

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
6120	cmd.exe
2172	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	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	xj4e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xj4e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
3580	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
996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
Token: SeDebugPrivilege	4924	xj4e.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 5748 wrote to memory of 6120	5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe	89
PID 5748 wrote to memory of 2172	5748	f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe	91
PID 6120 wrote to memory of 996	6120	cmd.exe	93
PID 2172 wrote to memory of 3580	2172	cmd.exe	94
PID 2172 wrote to memory of 4144	2172	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe
"C:\Users\Admin\AppData\Local\Temp\f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5748
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "xj4e" /tr '"C:\Users\Admin\AppData\Roaming\xj4e.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:6120
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "xj4e" /tr '"C:\Users\Admin\AppData\Roaming\xj4e.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:996
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp73CF.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3580
- - C:\Users\Admin\AppData\Roaming\xj4e.exe
    "C:\Users\Admin\AppData\Roaming\xj4e.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4144

C:\Users\Admin\AppData\Roaming\xj4e.exe
"C:\Users\Admin\AppData\Roaming\xj4e.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4924

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

Replay Monitor

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Downloads

tmp73CF.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmp73CF.tmp.bat
Size 148B
SHA256 2c54d7313bc3912d0f38faa10ee37e93e8ffd612b7eee0f8c4b81470435fe627
MD5 36a9382cbb5b463c20fb832ce8325772
SHA1 ef02981e2c95fa5b95a3fd8822b87cd8842d2c88
SHA512 5d319874f4f4ad8f59e7e9c0e6b35eca966a6bcec74f835026cafa57ba639f59556d71e7e2767c20340bb374021290e34b389c5f4181bf84cd0d10b096c68f39
TLSH
T16CC02B4395C6EB1E6809245306FAD89C91F26C1D3F40BB00C704800D2280848F4D9382
MD5 SHA1 SHA512 TLSH

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xj4e.exe

Path C:\Users\Admin\AppData\Roaming\xj4e.exe
Size 45KB
SHA256 f61f527f02e12d3662d0c83241f81bcde28e6597956f84c9a87c975167892baf
MD5 0d702f5eca20ee5a01bf053d4f927e38
SHA1 18120847a162d627f93762e655479c19651b8083
SHA512 fb688b9eaa986c9dbf32d81bc9bfab3fa7ea15e7b528fc60ba4a306510ef8bf39f29044320b9ff216d8cd3fc8c59f7ed6981694fb7eb172ccd5afa026dbe68ed
SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1910CnMQRPn98PIQIjbbgX3iZjXlmY9eWPfBDZUx:cuR0JTPjY2ktnbvBQgbkXSZj1mYsupdW
TLSH
T1CE232B0037E9812BF2BE4F78A9F26245467BA6733603D6491CC451DB5623FC68A436FE
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4924-12-0x0000000074830000-0x0000000074FEC000-memory.dmp

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memory/4924-14-0x0000000074830000-0x0000000074FEC000-memory.dmp

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memory/5748-0-0x00000000749B2000-0x00000000749B3000-memory.dmp

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memory/5748-1-0x0000000000D50000-0x0000000000D62000-memory.dmp

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memory/5748-2-0x00000000749A0000-0x000000007515C000-memory.dmp

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memory/5748-3-0x00000000057C0000-0x000000000585C000-memory.dmp

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memory/5748-8-0x00000000749A0000-0x000000007515C000-memory.dmp

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