asyncrat | e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a

Analysis

max time kernel
148s
max time network
150s
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, 17:01

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General

Target
e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
Size 45KB
Sample260816-vj15kseq6s
SHA256 e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a
MD5 4e2fc71e04b508448b0718f5ab6f8f93
SHA1 17b1b7a82649aaa8f26120ad0f768f8171d055ac
SHA512 42e91cf3bccfabc4b7acdc7f60f70b3bcf8da286ea20ae4e07034d6f1fde909f6ec35ca97cca87b151e2f6f611ba92bd2ae3c3b5a8f308415413d8f32cda7c13
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVh0e3NEAKViZPIazjbVgo3idRoXGvgIt20j26eBDZG:MuBGJTPho2E3exiWa3byoSdiNzjPdEx
TLSH
T1F4231A003BE9812BF2BE4B78A9F261454A7AF6673603D5491CC451DB4623FC68A43AFD
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

mio9ecge.name:80
mio9ecge.name:22
mio9ecge.name:8080
mio9ecge.name:8880
mio9ecge.name:2052
mio9ecge.name:2082
mio9ecge.name:2086
mio9ecge.name:2095
mio9ecge.name:443
mio9ecge.name:2053
mio9ecge.name:2083
mio9ecge.name:2087
mio9ecge.name:2096
mio9ecge.name:8443
www.mio9ecge.name:80
www.mio9ecge.name:22
www.mio9ecge.name:8080
www.mio9ecge.name:8880
www.mio9ecge.name:2052
www.mio9ecge.name:2082
www.mio9ecge.name:2086
www.mio9ecge.name:2095
www.mio9ecge.name:443
www.mio9ecge.name:2053
www.mio9ecge.name:2083
www.mio9ecge.name:2087
www.mio9ecge.name:2096
www.mio9ecge.name:8443
malware.mio9ecge.name:80
malware.mio9ecge.name:22
malware.mio9ecge.name:8080
malware.mio9ecge.name:8880
malware.mio9ecge.name:2052
malware.mio9ecge.name:2082
malware.mio9ecge.name:2086
malware.mio9ecge.name:2095
malware.mio9ecge.name:443
malware.mio9ecge.name:2053
malware.mio9ecge.name:2083
malware.mio9ecge.name:2087
malware.mio9ecge.name:2096
malware.mio9ecge.name:8443
codered.mio9ecge.name:80
codered.mio9ecge.name:22
codered.mio9ecge.name:8080
codered.mio9ecge.name:8880
codered.mio9ecge.name:2052
codered.mio9ecge.name:2082
codered.mio9ecge.name:2086
codered.mio9ecge.name:2095
codered.mio9ecge.name:443
codered.mio9ecge.name:2053
codered.mio9ecge.name:2083
codered.mio9ecge.name:2087
codered.mio9ecge.name:2096
codered.mio9ecge.name:8443
nanocore.mio9ecge.name:80
nanocore.mio9ecge.name:22
nanocore.mio9ecge.name:8080
nanocore.mio9ecge.name:8880
nanocore.mio9ecge.name:2052
nanocore.mio9ecge.name:2082
nanocore.mio9ecge.name:2086
nanocore.mio9ecge.name:2095
nanocore.mio9ecge.name:443
nanocore.mio9ecge.name:2053
nanocore.mio9ecge.name:2083
nanocore.mio9ecge.name:2087
nanocore.mio9ecge.name:2096
nanocore.mio9ecge.name:8443

Mutex

CoAPWpPXuEha

Attributes

delay
0
install
true
install_file
ukuj.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/0x000e00000001c494-10.dat	family_asyncrat

Executes dropped EXE 2 IoCs

pid	Process
6084	ukuj.exe
5160	ukuj.exe

Outbound SSH connection to public host 2 TTPs 5 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	9	104.26.15.221:22
SSH destination	10	104.26.14.221:22
SSH destination	12	172.67.74.247:22
SSH destination	14	172.67.74.247:22
SSH destination	15	104.26.14.221:22

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
5752	cmd.exe
4176	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	ukuj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ukuj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.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
1500	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
5748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 5752	4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe	89
PID 4608 wrote to memory of 4176	4608	e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe	91
PID 5752 wrote to memory of 5748	5752	cmd.exe	93
PID 4176 wrote to memory of 1500	4176	cmd.exe	94
PID 4176 wrote to memory of 5160	4176	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe
"C:\Users\Admin\AppData\Local\Temp\e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4608
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ukuj" /tr '"C:\Users\Admin\AppData\Roaming\ukuj.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5752
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "ukuj" /tr '"C:\Users\Admin\AppData\Roaming\ukuj.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:5748
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpE1DF.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:1500
- - C:\Users\Admin\AppData\Roaming\ukuj.exe
    "C:\Users\Admin\AppData\Roaming\ukuj.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5160

C:\Users\Admin\AppData\Roaming\ukuj.exe
"C:\Users\Admin\AppData\Roaming\ukuj.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:6084

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

tmpE1DF.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpE1DF.tmp.bat
Size 148B
SHA256 ce65a3279bf8909d6ed6a2aac9b057f6ebeec845386c32c362543166ab2eb1b0
MD5 05e5b111240f7493cd2108b17e31c886
SHA1 405e39888a9201b45d6f842a8e126e51da8e0ddf
SHA512 e48b4d89a57bad861420e0114d94f57ca6d3a4306e043fcb807e2620166d937991057b90c1c85ad626413e87c9c318ff98792a8f0bcad096c63b2f6d7faf7cd8
TLSH
T1A5C02B6251C7EACE380A545302FAE58D96767D5D3F44BB00C344C04D16C049CF8DE341
MD5 SHA1 SHA512 TLSH

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ukuj.exe

Path C:\Users\Admin\AppData\Roaming\ukuj.exe
Size 45KB
SHA256 e3094ad19af3bcc50dbd995b042e3fb7df067c076d4e358b654f5af8731b1b6a
MD5 4e2fc71e04b508448b0718f5ab6f8f93
SHA1 17b1b7a82649aaa8f26120ad0f768f8171d055ac
SHA512 42e91cf3bccfabc4b7acdc7f60f70b3bcf8da286ea20ae4e07034d6f1fde909f6ec35ca97cca87b151e2f6f611ba92bd2ae3c3b5a8f308415413d8f32cda7c13
SSDEEP 768:MuBGJTP0BQ0UWUWHaimo2qVh0e3NEAKViZPIazjbVgo3idRoXGvgIt20j26eBDZG:MuBGJTPho2E3exiWa3byoSdiNzjPdEx
TLSH
T1F4231A003BE9812BF2BE4B78A9F261454A7AF6673603D5491CC451DB4623FC68A43AFD
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4608-0-0x0000000075172000-0x0000000075173000-memory.dmp

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memory/4608-1-0x0000000000680000-0x0000000000692000-memory.dmp

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memory/4608-2-0x0000000075160000-0x000000007591C000-memory.dmp

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memory/4608-3-0x0000000005180000-0x000000000521C000-memory.dmp

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memory/4608-8-0x0000000075160000-0x000000007591C000-memory.dmp

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memory/6084-12-0x0000000074FF0000-0x00000000757AC000-memory.dmp

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memory/6084-14-0x0000000074FF0000-0x00000000757AC000-memory.dmp

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