Analysis
- max time kernel
148s - max time network
135s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 12:21
Static task
static1
Behavioral task
behavioral1
Sample
Launcher.cmd
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Launcher.cmd
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
bytecode.js
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
bytecode.js
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
gcm.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
gcm.exe
Resource
win11ltsc2024-20260709-en
General
- Target Launcher.cmd
- Size 26B
- Sample260809-pjswbaxfkb
- SHA256 3f4c88d65a5b792d3234a8cb966154550f1d9b9eaefd2474c01f97b21f46733c
- MD5 cf304da0c9eadcdbe38ebe7e5d005be5
- SHA1 2c199e7c209bc250c1fe762cf66d0872cdd8541b
- SHA512 ecdbf6b1a349a816958f90a2edaf2acdabe01e7ee1ba44f4fa1a4e36495d80b8883f3b4f988174a9a3379428b82ca8d001d22b967c9ac18a6718dc5fa0306450
- MD5 SHA1 SHA512
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 3132 ODM5.exe 5244 ODM5.exe - Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 25 raw.githubusercontent.com 1 raw.githubusercontent.com - Looks up external IP address via web service 1 TTPs 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com - Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Setup\Scripts\ErrorHandler.cmd gcm.exe - Executes a command shell one-liner 1 TTPs 3 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 3820 cmd.exe 1284 cmd.exe 4432 cmd.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1820 schtasks.exe 1512 schtasks.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3820 wrote to memory of 4932 3820 cmd.exe 90 PID 4932 wrote to memory of 1820 4932 gcm.exe 93 PID 4932 wrote to memory of 1512 4932 gcm.exe 94 PID 5528 wrote to memory of 1284 5528 Setup.exe 100 PID 1284 wrote to memory of 4432 1284 cmd.exe 102 PID 4432 wrote to memory of 5244 4432 cmd.exe 104 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\Launcher.cmd"1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:3820 -
C:\Users\Admin\AppData\Local\Temp\gcm.exegcm.exe bytecode.txt2⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4932 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /create /sc daily /st 11:01 /f /tn CloudDrive_ODM5 /tr ""C:\Users\Admin\AppData\Local\ODM5\ODM5.exe" "C:\Users\Admin\AppData\Local\ODM5\bytecode.txt""3⤵
- Scheduled Task/Job: Scheduled Task
PID:1820
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C:\Windows\SYSTEM32\schtasks.exeschtasks /create /sc daily /st 11:01 /f /tn Setup /tr "C:/Windows/System32/oobe/Setup.exe" /rl highest3⤵
- Scheduled Task/Job: Scheduled Task
PID:1512
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C:\Windows\System32\oobe\Setup.exeC:/Windows/System32/oobe/Setup.exe1⤵
- Suspicious use of WriteProcessMemory
PID:5528 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\Setup\Scripts\ErrorHandler.cmd2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1284 -
C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\ODM5\ODM5.exe" "C:\Users\Admin\AppData\Local\ODM5\bytecode.txt""3⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Users\Admin\AppData\Local\ODM5\ODM5.exe"C:\Users\Admin\AppData\Local\ODM5\ODM5.exe" "C:\Users\Admin\AppData\Local\ODM5\bytecode.txt"4⤵
- Executes dropped EXE
PID:5244
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C:\Users\Admin\AppData\Local\ODM5\ODM5.exeC:\Users\Admin\AppData\Local\ODM5\ODM5.exe1⤵
- Executes dropped EXE
PID:3132
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\Setup\Scripts\ErrorHandler.cmd
- Size 113B
- SHA256 a330a3daef5146491d867c2e9a039f96017b4a8e86e43f10746914d16a4551c7
- MD5 79276c4e6bab30d295ebc134ed153216
- SHA1 18c04a6576323a8decf62735e41cab531323fe19
- SHA512 80011eb96c3cbe8d01b0ccf90b52ac714102f98632710ccd2eba6afdb3609b971198f70486c42d4ab6c65390db02734099e4eb4e385a623fc812cf5e7bbfba12
- TLSH T1A7B0920145CA9A39844C603B1AB16649A0A588453ECDAB415720854C125282CECCA103
- MD5 SHA1 SHA512 TLSH