Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/08/2026, 10:02
Behavioral task
behavioral1
Sample
AsyncRAT.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
AsyncRAT.exe
Resource
win11ltsc2024-20260710-en
11 signatures
150 seconds
General
- Target AsyncRAT.exe
- Size 56KB
- Sample260801-l25faagh87
- SHA256 0338fb249f090e30b6ab29d8edb3ea740332cdbbb489328ec46201179c75c583
- MD5 3da3525437c39df7f34b321e43f4704c
- SHA1 bc6d80a4c832f7518e646631232bc0c15cf94110
- SHA512 1351a9f2d87797915a0f65a3e40f0700b00240d41d029831ef29c113dc3831013e5377021218c9590d7dbac2b0d42cdd9485b2292020e3ea60be29661e58d079
- SSDEEP 1536:OuskdTsnb22YikbeXS9exdlkejNUHLTq:OusITsnb22Yikbe3rkINmq
- TLSH T1A7435C0037E98237F27E5BB8ACF26145467AF2677603D54D2CC8518B5623FC6CA426F9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
asyncrat
Version
-
0.5.8
Botnet
-
Default
C2
-
perfumesrioja.com:443
-
perfumesrioja.com:8848
-
perfumesrioja.com:8080
Mutex
-
kBVPjakHQ19X
Attributes
-
delay
3
-
install
true
-
install_file
AsyncRat.exe
-
install_folder
%AppData%
aes.plain
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001c5d7-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 1004 AsyncRat.exe 1196 AsyncRat.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
pid Process 2408 cmd.exe 1132 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.
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 AsyncRat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncRat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AsyncRAT.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
pid Process 300 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 4172 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe 5020 AsyncRAT.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5020 AsyncRAT.exe Token: SeDebugPrivilege 1004 AsyncRat.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5020 wrote to memory of 2408 5020 AsyncRAT.exe 89 PID 5020 wrote to memory of 1132 5020 AsyncRAT.exe 90 PID 2408 wrote to memory of 4172 2408 cmd.exe 93 PID 1132 wrote to memory of 300 1132 cmd.exe 94 PID 1132 wrote to memory of 1196 1132 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe"C:\Users\Admin\AppData\Local\Temp\AsyncRAT.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "AsyncRat" /tr '"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4172
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA704.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1132 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:300
-
-
C:\Users\Admin\AppData\Roaming\AsyncRat.exe"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1196
-
-
-
C:\Users\Admin\AppData\Roaming\AsyncRat.exe"C:\Users\Admin\AppData\Roaming\AsyncRat.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1004
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:5732
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmpA704.tmp.bat
- Size 152B
- SHA256 4a4d54867d6471b1b3f3c33341b618789c19735efcf3f3fe6d46d313fa55b864
- MD5 3fb85b364f3540cdd888ee135063cb27
- SHA1 a76de419f0b4d389b9de3404d62a7f61011c1b65
- SHA512 f9043fadda39052e24157824cf3f00c8ff6d34b9a5e0cd6440e57c09e47700353849388a5931fdfed4e369b0756cecfb5bb701126ce2b7594c4576d00366632f
- TLSH T1C2C08C4696C5AA9E2C05741312BA998D91A67C993E40AB40C30844AA128055DE0A9242
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\AsyncRat.exe
- Size 56KB
- SHA256 0338fb249f090e30b6ab29d8edb3ea740332cdbbb489328ec46201179c75c583
- MD5 3da3525437c39df7f34b321e43f4704c
- SHA1 bc6d80a4c832f7518e646631232bc0c15cf94110
- SHA512 1351a9f2d87797915a0f65a3e40f0700b00240d41d029831ef29c113dc3831013e5377021218c9590d7dbac2b0d42cdd9485b2292020e3ea60be29661e58d079
- SSDEEP 1536:OuskdTsnb22YikbeXS9exdlkejNUHLTq:OusITsnb22Yikbe3rkINmq
- TLSH T1A7435C0037E98237F27E5BB8ACF26145467AF2677603D54D2CC8518B5623FC6CA426F9
- MD5 SHA1 SHA512 SSDEEP TLSH