Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
31/08/2026, 07:28
Behavioral task
behavioral1
Sample
23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe
Resource
win11ltsc2024-20260709-en
General
- Target 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe
- Size 45KB
- Sample260831-ja4cssxcng
- SHA256 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7
- MD5 f63a0e88252a77644a91ca032c41b9e0
- SHA1 10204b0535456aea1878a53c6115fbe3c5ac9ed3
- SHA512 147633b2543aa817c7a46d6423f07b1fb459cb064385aa81efb430d814761e613c1fcc0e636dc6248ffa77ab08a352ee18337d95cebe59f1000baa5177bfc2ec
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtSc30oiZPI3zjbOgX3izuqlmH4HQVko4a1Ym4N:cuR0JTPjY2Aww2iW33bxXS+YHyYm4FM0
- TLSH T1FE231B003BE8812BF27E4F78A9F26145867AF6636603D5491CC451DB5713FC686436FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
javsub.blog:80
-
javsub.blog:22
-
javsub.blog:8080
-
javsub.blog:8880
-
javsub.blog:2052
-
javsub.blog:2082
-
javsub.blog:2086
-
javsub.blog:2095
-
javsub.blog:443
-
javsub.blog:2053
-
javsub.blog:2083
-
javsub.blog:2087
-
javsub.blog:2096
-
javsub.blog:8443
-
www.javsub.blog:80
-
www.javsub.blog:22
-
www.javsub.blog:8080
-
www.javsub.blog:8880
-
www.javsub.blog:2052
-
www.javsub.blog:2082
-
www.javsub.blog:2086
-
www.javsub.blog:2095
-
www.javsub.blog:443
-
www.javsub.blog:2053
-
www.javsub.blog:2083
-
www.javsub.blog:2087
-
www.javsub.blog:2096
-
www.javsub.blog:8443
-
ursnif.javsub.blog:80
-
ursnif.javsub.blog:22
-
ursnif.javsub.blog:8080
-
ursnif.javsub.blog:8880
-
ursnif.javsub.blog:2052
-
ursnif.javsub.blog:2082
-
ursnif.javsub.blog:2086
-
ursnif.javsub.blog:2095
-
ursnif.javsub.blog:443
-
ursnif.javsub.blog:2053
-
ursnif.javsub.blog:2083
-
ursnif.javsub.blog:2087
-
ursnif.javsub.blog:2096
-
ursnif.javsub.blog:8443
-
nimda.javsub.blog:80
-
nimda.javsub.blog:22
-
nimda.javsub.blog:8080
-
nimda.javsub.blog:8880
-
nimda.javsub.blog:2052
-
nimda.javsub.blog:2082
-
nimda.javsub.blog:2086
-
nimda.javsub.blog:2095
-
nimda.javsub.blog:443
-
nimda.javsub.blog:2053
-
nimda.javsub.blog:2083
-
nimda.javsub.blog:2087
-
nimda.javsub.blog:2096
-
nimda.javsub.blog:8443
-
locky.javsub.blog:80
-
locky.javsub.blog:22
-
locky.javsub.blog:8080
-
locky.javsub.blog:8880
-
locky.javsub.blog:2052
-
locky.javsub.blog:2082
-
locky.javsub.blog:2086
-
locky.javsub.blog:2095
-
locky.javsub.blog:443
-
locky.javsub.blog:2053
-
locky.javsub.blog:2083
-
locky.javsub.blog:2087
-
locky.javsub.blog:2096
-
locky.javsub.blog:8443
-
0JLRHtPFVNRR
-
delay
0
-
install
true
-
install_file
e24f.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x0007000000024549-8.dat family_asyncrat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe - Executes dropped EXE 2 IoCs
pid Process 3812 e24f.exe 4348 e24f.exe - Outbound SSH connection to public host 2 TTPs 1 IoCs
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
description flow ioc pid Process SSH destination 87 104.18.16.225:22 3812 e24f.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 1060 cmd.exe 2476 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 e24f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e24f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4680 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 3052 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe Token: SeDebugPrivilege 3812 e24f.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2208 wrote to memory of 2476 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 89 PID 2208 wrote to memory of 1060 2208 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe 91 PID 1060 wrote to memory of 4680 1060 cmd.exe 93 PID 2476 wrote to memory of 3052 2476 cmd.exe 94 PID 1060 wrote to memory of 4348 1060 cmd.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe"C:\Users\Admin\AppData\Local\Temp\23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "e24f" /tr '"C:\Users\Admin\AppData\Roaming\e24f.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "e24f" /tr '"C:\Users\Admin\AppData\Roaming\e24f.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3052
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7431.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4680
-
-
C:\Users\Admin\AppData\Roaming\e24f.exe"C:\Users\Admin\AppData\Roaming\e24f.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4348
-
-
-
C:\Users\Admin\AppData\Roaming\e24f.exe"C:\Users\Admin\AppData\Roaming\e24f.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3812
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp7431.tmp.bat
- Size 148B
- SHA256 20dcc6e0c172bb8a545495df9e60833a7d9a3c1d15091558ce37795806ddaddc
- MD5 0b5a41d70b286ad3740e0114c684de50
- SHA1 705ed98a46763cdd4dbbc680116f049f97da0e20
- SHA512 86fddd75a79d2e4105433a86359410dddb2b00cc0901b9deac0df7d7ff41403c105220227a8abe835f84603329f5aa16ab392cfe11ae45ed2c3508188b716e90
- TLSH T1ABC02B8362C9EE0E2906146302FED88CA1B77C193F40BB00C744C00D1280458F8D9386
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\e24f.exe
- Size 45KB
- SHA256 23ca24f501f786ccefe5d92b4bfc5f2b4fbeea0e123e353373250566a56c2ac7
- MD5 f63a0e88252a77644a91ca032c41b9e0
- SHA1 10204b0535456aea1878a53c6115fbe3c5ac9ed3
- SHA512 147633b2543aa817c7a46d6423f07b1fb459cb064385aa81efb430d814761e613c1fcc0e636dc6248ffa77ab08a352ee18337d95cebe59f1000baa5177bfc2ec
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1Z0ewtSc30oiZPI3zjbOgX3izuqlmH4HQVko4a1Ym4N:cuR0JTPjY2Aww2iW33bxXS+YHyYm4FM0
- TLSH T1FE231B003BE8812BF27E4F78A9F26145867AF6636603D5491CC451DB5713FC686436FE
- MD5 SHA1 SHA512 SSDEEP TLSH