Analysis
- max time kernel
36s - max time network
36s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
09/08/2026, 00:43
General
- Target OneDriveSyncHost_packed.exe
- Size 43.5MB
- Sample260809-a28bdsxdpg
- SHA256 617a67943d76f1e192b64ad8854dd5d5a5b8e2e69e352cb5c7d686913f03d977
Malware Config
Signatures
- Loads dropped DLL 48 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- 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.
- Looks up external IP address via web service 1 TTPs 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
- Executes a command shell one-liner 1 TTPs 4 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\OneDriveSyncHost_packed.exe"C:\Users\Admin\AppData\Local\Temp\OneDriveSyncHost_packed.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\OneDriveSyncHost_packed.exe"C:\Users\Admin\AppData\Local\Temp\OneDriveSyncHost_packed.exe"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "ver"3⤵
- Executes a command shell one-liner
-
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c @echo off3⤵
- Executes a command shell one-liner
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c cls3⤵
- Executes a command shell one-liner
-
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "ver"3⤵
- Executes a command shell one-liner
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -NoProfile -Exec Bypass -File C:\Users\Admin\AppData\Local\Temp\grab_roblox.ps13⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
_webp.pyi
VCRUNTIME140.dll
VCRUNTIME140_1.dll
_asyncio.pyd
_bz2.pyd
_cffi_backend.cp311-win_amd64.pyd
_ctypes.pyd
_decimal.pyd
_elementtree.pyd
_hashlib.pyd
_lzma.pyd
_multiprocessing.pyd
_overlapped.pyd
_queue.pyd
_socket.pyd
_sqlite3.pyd
_ssl.pyd
_tkinter.pyd
_uuid.pyd
_http_parser.cp311-win_amd64.pyd
_http_writer.cp311-win_amd64.pyd
mask.cp311-win_amd64.pyd
reader_c.cp311-win_amd64.pyd
base_library.zip
libcrypto-3-x64.dll
libffi-8.dll
libssl-3-x64.dll
_multidict.cp311-win_amd64.pyd
INSTALLER
_helpers_c.cp311-win_amd64.pyd
pyexpat.pyd
INSTALLER
python3.dll
python311.dll
select.pyd
Lorem ipsum.txt
sqlite3.dll
tcl86t.dll
tk86t.dll
unicodedata.pyd
_quoting_c.cp311-win_amd64.pyd
__PSScriptPolicyTest_jcg3udt5.wvl.ps1
memory/2592-1819-0x000001C278B80000-0x000001C278BA2000-memory.dmp
memory/2592-1827-0x000001C279070000-0x000001C2790C0000-memory.dmp
memory/3012-1751-0x00007FF73A200000-0x00007FF73A255000-memory.dmp
memory/3012-1817-0x00007FF73A200000-0x00007FF73A255000-memory.dmp
memory/4932-0-0x00007FF73A200000-0x00007FF73A255000-memory.dmp
memory/4932-1816-0x00007FF73A200000-0x00007FF73A255000-memory.dmp