Analysis
- max time kernel
150s - 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
20/05/2026, 18:23
Static task
static1
Behavioral task
behavioral1
Sample
Formnds.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
Formnds.exe
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
Ozonlamper19.app
Resource
macos-20250619-en
General
- Target Formnds.exe
- Size 379KB
- Sample260520-w1xddsaz2x
- SHA256 e7b859fec462d1d13f2d288e9a8f53ca6c2231b4c6124d7ac8ee2b6d2e86a048
- MD5 0a9ee60f6469aec7fc265e4693b9a666
- SHA1 7b70d5e3e9a4852bc7524f4169ac1afa3fbac2f3
- SHA512 cc6ae04d4afcc2f6ad617f677462c6d993876f97b73c0195f50130b5d53c4e62febf1ae88013c23d9bdf97a8b67fb3225210769bbe86b919b9f940a68f84cb6c
- SSDEEP 6144:tgORajLs0zTaSNYdoM8WfN0/ZDmjbAvO3Nqd/8JJBg2nHQTqoxXG5XtwhUVvlDYI:tg/Lsi4yM8WfN0pAeOfg1jXatwhuYFQP
- TLSH T14B8422917BC8C924E2BB47705E7A4736B9F3C8BA485D475B37A0AF4E3560A41CE1C392
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Family: Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Loads dropped DLL 1 IoCs
pid Process 1660 Formnds.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 27 drive.google.com 28 drive.google.com - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1660 Formnds.exe 4368 Formnds.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\resources\opsoeg.exe Formnds.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 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 Formnds.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Formnds.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1660 Formnds.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1660 wrote to memory of 4368 1660 Formnds.exe 87 PID 1660 wrote to memory of 4368 1660 Formnds.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\Formnds.exe"C:\Users\Admin\AppData\Local\Temp\Formnds.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\Formnds.exe"C:\Users\Admin\AppData\Local\Temp\Formnds.exe"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
PID:4368
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\nsh55AF.tmp\System.dll
- Size 12KB
- SHA256 7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5
- MD5 564bb0373067e1785cba7e4c24aab4bf
- SHA1 7c9416a01d821b10b2eef97b80899d24014d6fc1
- SHA512 22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472
- SSDEEP 192:nenY0qWTlt70IAj/lQ0sEWc/wtYbBH2aDybC7y+XBDIwL:n8+Qlt70Fj/lQRY/9VjjfL
- TLSH T1F6427D1193B089F2F590593805A67F2A6FBEAC5C27E44963CFE345853D702DFA47A243
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\torvedagshandlerens.lnk
- Size 735B
- SHA256 e50cba94b946525389b610c00d2e80d70155be1e17243d534e9b6002d90083a8
- MD5 793abef5fe18b0014329c2feded18e6a
- SHA1 dfcc18c18e775d67cb6d3ce85f92e0db5b42ee69
- SHA512 b14980c30d1ed962bfc9c58d1abe25430e5f8185b8b3cd4b741122654466739f4f5770232d7af0c19de32b13d3b132b63dcbabffe70a00359538a0868cc09e37
- TLSH T1B9013A415BD81B18F3F70F363A755A648A6ABC61AE95C24E0108428E64B1B60EA78F23
- MD5 SHA1 SHA512 TLSH