Analysis
- user interaction
yes - max time kernel
58s - max time network
62s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/07/2026, 14:58
Behavioral task
behavioral1
Sample
mko2.exe
Resource
win10v2004-20260513-en
11 signatures
60 seconds
Behavioral task
behavioral2
Sample
mko2.exe
Resource
win11ltsc2024-20260709-en
5 signatures
60 seconds
General
- Target mko2.exe
- Size 47KB
- Sample260710-scddtsdx7w
- SHA256 10202f0fd6a60f0a0fba0c1f6cc945d49b4d63092732cb9a57f191b7355e7748
- MD5 bcb773acf14d7fbdaaaa022834111582
- SHA1 5d95315a2a3a7f19e420ab22b816393201f1e312
- SHA512 0f7dad22152a192108f1d4d1efef4fb933c14d3d7a7fdac5b84d0b83b6a5d9cb7c668549466c893baa7e5eb5e1f169f81e64facacef5af6899960a33ac65c093
- SSDEEP 768:kuiWNTdFHLBWUZzGrmo2qrIMt4JiOGAZ1DfkVVPIdaMO0B0bDJ3OYoAYPR0402r+:kuiWNTdB+2AKYeZ1DsVydaMbWbDJ3Ho4
- TLSH T143234D007BE9812BF27E4F7898F2224586BAF2673703D64D1DC442D75623FC2CA525EA
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
asyncrat
Version
-
0.5.8
Botnet
-
Default
C2
-
555win-vn01.site:8443
-
555win-vn01.site:81
-
555win-vn01.site:7878
-
555win-vn01.site:8787
-
555win-vn01.site:6789
-
555win-vn01.site:80
-
555win-vn01.site:8080
-
555win-vn01.site:443
-
k7o.uk.net:8443
-
k7o.uk.net:81
-
k7o.uk.net:7878
-
k7o.uk.net:8787
-
k7o.uk.net:6789
-
k7o.uk.net:80
-
k7o.uk.net:8080
-
k7o.uk.net:443
Mutex
-
S4LNVFZLLdyX
Attributes
-
delay
3
-
install
true
-
install_file
svchost.exe
-
install_folder
%AppData%
aes.plain
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x0005000000016b3c-11.dat family_asyncrat - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mko2.exe - Delays execution with timeout.exe 1 IoCs
pid Process 404 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.
pid Process 4300 schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\mko2.exe"C:\Users\Admin\AppData\Local\Temp\mko2.exe"1⤵
- System Location Discovery: System Language Discovery
PID:3416 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit2⤵PID:6120
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
PID:4300
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7F29.tmp.bat""2⤵PID:5160
-
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:404
-
-
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵PID:5312
-
-
-
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"1⤵PID:5264
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp7F29.tmp.bat
- Size 151B
- SHA256 cd32a60c2e812013a843d1d1fe528e3501a1b8d1f7d179e189f944da70327b43
- MD5 2b011bf94190593b81052031143d2bd6
- SHA1 0ff0a3083e0cf26479cb771519044e8b926caefb
- SHA512 2a5c708b7103097f768afad815734441258a193d623047701e9590f70557bc71ccef91bd19bd5d155b9f174b049611b73abd077b1aa6f57aaffe3565536c77a9
- TLSH T152C02B4252C6EA0F3805545306FAD49D92B26C193F40BF80C304402D338045CF8EA341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\svchost.exe
- Size 47KB
- SHA256 10202f0fd6a60f0a0fba0c1f6cc945d49b4d63092732cb9a57f191b7355e7748
- MD5 bcb773acf14d7fbdaaaa022834111582
- SHA1 5d95315a2a3a7f19e420ab22b816393201f1e312
- SHA512 0f7dad22152a192108f1d4d1efef4fb933c14d3d7a7fdac5b84d0b83b6a5d9cb7c668549466c893baa7e5eb5e1f169f81e64facacef5af6899960a33ac65c093
- SSDEEP 768:kuiWNTdFHLBWUZzGrmo2qrIMt4JiOGAZ1DfkVVPIdaMO0B0bDJ3OYoAYPR0402r+:kuiWNTdB+2AKYeZ1DsVydaMbWbDJ3Ho4
- TLSH T143234D007BE9812BF27E4F7898F2224586BAF2673703D64D1DC442D75623FC2CA525EA
- MD5 SHA1 SHA512 SSDEEP TLSH