asyncrat | 36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11

Analysis

max time kernel
58s
max time network
61s
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, 20:01

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General

Target
36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11.exe
Size 45KB
Sample260816-yrkpcahn91
SHA256 36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11
MD5 6bf8fc56739b91056197881c3a1c843e
SHA1 16212b69947ab91ee2e50aa8608e10740e6d6670
SHA512 9d87b677fe945b765c6d59fa6d773cddb9e893fa07b11a5987fc7148a533ebf245a6a1b323857e15d208479f1b34be81882f9639d672dd7517d0a2a6886d4199
SSDEEP 768:ju4dNJTbXcZz1WUBHCjmo2qrr0b3NLAteiZPImzjbCgz3iNBqYVclnsaVOBDZdx:ju4dNJTjOK2R3ZhiWm3blzSNBqYWltVG
TLSH
T173231B003BE9812BF2BE4F78A8F26145467AF6632603D5891CC451DB5723FC69A43AFD
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

e.streamforester.name:80
e.streamforester.name:22
e.streamforester.name:8080
e.streamforester.name:8880
e.streamforester.name:2052
e.streamforester.name:2082
e.streamforester.name:2086
e.streamforester.name:2095
e.streamforester.name:443
e.streamforester.name:2053
e.streamforester.name:2083
e.streamforester.name:2087
e.streamforester.name:2096
e.streamforester.name:8443
www.e.streamforester.name:80
www.e.streamforester.name:22
www.e.streamforester.name:8080
www.e.streamforester.name:8880
www.e.streamforester.name:2052
www.e.streamforester.name:2082
www.e.streamforester.name:2086
www.e.streamforester.name:2095
www.e.streamforester.name:443
www.e.streamforester.name:2053
www.e.streamforester.name:2083
www.e.streamforester.name:2087
www.e.streamforester.name:2096
www.e.streamforester.name:8443
sasser.e.streamforester.name:80
sasser.e.streamforester.name:22
sasser.e.streamforester.name:8080
sasser.e.streamforester.name:8880
sasser.e.streamforester.name:2052
sasser.e.streamforester.name:2082
sasser.e.streamforester.name:2086
sasser.e.streamforester.name:2095
sasser.e.streamforester.name:443
sasser.e.streamforester.name:2053
sasser.e.streamforester.name:2083
sasser.e.streamforester.name:2087
sasser.e.streamforester.name:2096
sasser.e.streamforester.name:8443
remote.e.streamforester.name:80
remote.e.streamforester.name:22
remote.e.streamforester.name:8080
remote.e.streamforester.name:8880
remote.e.streamforester.name:2052
remote.e.streamforester.name:2082
remote.e.streamforester.name:2086
remote.e.streamforester.name:2095
remote.e.streamforester.name:443
remote.e.streamforester.name:2053
remote.e.streamforester.name:2083
remote.e.streamforester.name:2087
remote.e.streamforester.name:2096
remote.e.streamforester.name:8443
downadup.e.streamforester.name:80
downadup.e.streamforester.name:22
downadup.e.streamforester.name:8080
downadup.e.streamforester.name:8880
downadup.e.streamforester.name:2052
downadup.e.streamforester.name:2082
downadup.e.streamforester.name:2086
downadup.e.streamforester.name:2095
downadup.e.streamforester.name:443
downadup.e.streamforester.name:2053
downadup.e.streamforester.name:2083
downadup.e.streamforester.name:2087
downadup.e.streamforester.name:2096
downadup.e.streamforester.name:8443
remcos.e.streamforester.name:80
remcos.e.streamforester.name:22
remcos.e.streamforester.name:8080
remcos.e.streamforester.name:8880
remcos.e.streamforester.name:2052
remcos.e.streamforester.name:2082
remcos.e.streamforester.name:2086
remcos.e.streamforester.name:2095
remcos.e.streamforester.name:443
remcos.e.streamforester.name:2053
remcos.e.streamforester.name:2083
remcos.e.streamforester.name:2087
remcos.e.streamforester.name:2096
remcos.e.streamforester.name:8443

Mutex

cPBrjeOqYFdo

Attributes

delay
0
install
true
install_file
p02l.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/0x000e00000001c582-10.dat	family_asyncrat

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	4	172.67.70.147:22
SSH destination	11	104.26.4.5:22

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
4136	cmd.exe
2400	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
1084	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
2704	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11.exe
"C:\Users\Admin\AppData\Local\Temp\36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "p02l" /tr '"C:\Users\Admin\AppData\Roaming\p02l.exe"' & exit
  2⤵
  - Executes a command shell one-liner
  PID:4136
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "p02l" /tr '"C:\Users\Admin\AppData\Roaming\p02l.exe"'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2704
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpABA7.tmp.bat""
  2⤵
  - Executes a command shell one-liner
  PID:2400
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1084
- - C:\Users\Admin\AppData\Roaming\p02l.exe
    "C:\Users\Admin\AppData\Roaming\p02l.exe"
    3⤵
    PID:4668

C:\Users\Admin\AppData\Roaming\p02l.exe
"C:\Users\Admin\AppData\Roaming\p02l.exe"
1⤵
PID:5800

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Protocol Tunneling

T1572

Exfiltration

Impact

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Downloads

tmpABA7.tmp.bat

Path C:\Users\Admin\AppData\Local\Temp\tmpABA7.tmp.bat
Size 148B
SHA256 ac8620a19e231ea3bc04b1f7c41ce8f52d3ee0674a00a36bfe110a2722486b67
MD5 02721129c309d666184e3471bedbf98a
SHA1 5eed212ac0e354bf10c1138dc8b88e0b9bac30c3
SHA512 ceda3dc172912f8348a782598b38f32420b55f9fccc3afe17bb385b45e2d5692639118328f60889178c6e0dc7f440a306bdc766ae0518ccc9b5cbde5ee8c6a6c
TLSH
T1FBC02B5251C5FA4E2C09141322FAD48EA1B26C193F44FF00C304448D128046DFCD9345
MD5 SHA1 SHA512 TLSH

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p02l.exe

Path C:\Users\Admin\AppData\Roaming\p02l.exe
Size 45KB
SHA256 36b20feced56272ce4447df754f3aaa95c02dbc13fd771bca75b1ae6cded6e11
MD5 6bf8fc56739b91056197881c3a1c843e
SHA1 16212b69947ab91ee2e50aa8608e10740e6d6670
SHA512 9d87b677fe945b765c6d59fa6d773cddb9e893fa07b11a5987fc7148a533ebf245a6a1b323857e15d208479f1b34be81882f9639d672dd7517d0a2a6886d4199
SSDEEP 768:ju4dNJTbXcZz1WUBHCjmo2qrr0b3NLAteiZPImzjbCgz3iNBqYVclnsaVOBDZdx:ju4dNJTjOK2R3ZhiWm3blzSNBqYWltVG
TLSH
T173231B003BE9812BF2BE4F78A8F26145467AF6632603D5891CC451DB5723FC69A43AFD
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4148-0-0x0000000074632000-0x0000000074633000-memory.dmp

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memory/4148-1-0x0000000000FA0000-0x0000000000FB2000-memory.dmp

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memory/4148-2-0x0000000074620000-0x0000000074DDC000-memory.dmp

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memory/4148-3-0x0000000005B20000-0x0000000005BBC000-memory.dmp

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memory/4148-8-0x0000000074620000-0x0000000074DDC000-memory.dmp

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memory/5800-12-0x00000000744B0000-0x0000000074C6C000-memory.dmp

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memory/5800-14-0x00000000744B0000-0x0000000074C6C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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