Analysis
- user interaction
yes - max time kernel
37s - max time network
25s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/10/2026, 08:19
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
FNLB-Setup.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
FNLB-Setup.exe
Resource
win11ltsc2024-20260911-en
10 signatures
150 seconds
General
- Target FNLB-Setup.exe
- Size 93.7MB
- Sample261024-j74ptss1ht
- SHA256 19bdd3d73e27529b7282a98f20eb1524937df960dd55953e477da3e5b48fa64e
- MD5 8bcbfdb17e29cb0e0f4c957d0157af83
- SHA1 b02b80d9eaf3e0ba4d5791cc9b32b6462e1c7f45
- SHA512 fd77dc4422cd98b8f80af1fcba6bcc979e8b0958790f51b281bc7c1e8920abdf1f55a6f2790eebb2fc124099a5eb5efe8123dc3269088708f8826961b8170bdc
- SSDEEP 786432:aMKVpL0NlvnOMVDLz9/W6PD3m6klrs9wbyf:aMKVSNV3z9/rmJAwb
- TLSH T147286D43A2E751D8F0BBC23596DA5333E532BC454B3169EF21544B312F72AE0AB7AB11
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1496 FNLB-Setup-nsis.exe - Loads dropped DLL 4 IoCs
pid Process 1496 FNLB-Setup-nsis.exe 1496 FNLB-Setup-nsis.exe 1496 FNLB-Setup-nsis.exe 1496 FNLB-Setup-nsis.exe - Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs
Command interpreters often include specific commands/flags that ignore errors and other hangups.
pid Process 5648 powershell.exe -
pid Process 5716 powershell.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain FNLB-Setup.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname FNLB-Setup.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language FNLB-Setup-nsis.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 5648 powershell.exe 5648 powershell.exe 5716 powershell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5648 powershell.exe Token: SeDebugPrivilege 5716 powershell.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3268 wrote to memory of 1496 3268 FNLB-Setup.exe 89 PID 1496 wrote to memory of 5648 1496 FNLB-Setup-nsis.exe 91 PID 1496 wrote to memory of 5716 1496 FNLB-Setup-nsis.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\FNLB-Setup.exe"C:\Users\Admin\AppData\Local\Temp\FNLB-Setup.exe"1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
PID:3268 -
C:\Users\Admin\AppData\Local\Temp\FNLB-Setup-nsis.exeC:\Users\Admin\AppData\Local\Temp\FNLB-Setup-nsis.exe /S --force-run2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if (Get-Command Get-CimInstance -ErrorAction SilentlyContinue) { exit 0 } else { exit 1 }"3⤵
- Hide Artifacts: Ignore Process Interrupts
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5648
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-ExecutionPolicy -Scope Process) -eq 'Restricted') { exit 1 } else { exit 0 }"3⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5716
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 17KB
- SHA256 ae1b84fef63e4d556613ada4162688e0269c3295c105c6ee5367c6d0ccd70153
- MD5 df45ca2aeb56356cdce9a16762439490
- SHA1 705c499886414a9497fa98231f95b99b0db97617
- SHA512 4e47b281834af4161ddb9bf07cabd729d07a882db5b5e200841ae629df65a52a2eef8c31f2a379435e7e3d367ec53b018e39f5b391bf21c42f473e7955b019a6
- SSDEEP 384:j1eBaGH1ixGW14bcc2tISI+Hur2PntIAsF41J48W8+Hd76ErbfkwA8hf9:xenVVWiYjthU6FIAcCJ48yoIbf1AA9
- TLSH T1037298A9616FADC7D89122B010D601E7FBA4E08CDF7551D9FE2BC92B5C90BB74FA0520
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ufbqhy4f.jal.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsjE4BA.tmp\StdUtils.dll
- Size 100KB
- SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
- MD5 c6a6e03f77c313b267498515488c5740
- SHA1 3d49fc2784b9450962ed6b82b46e9c3c957d7c15
- SHA512 9870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
- SSDEEP 3072:WNuZmJ9TDP3ahD2TF7Rq9cJNPhF9vyHf:WNuZ81zaAFHhF9v
- TLSH T125A33B62A2FA9CF5E4E70B3D1469BB264CBB7B383431D93F2342054B8534586DA2D35B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsjE4BA.tmp\System.dll
- Size 12KB
- SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
- MD5 0d7ad4f45dc6f5aa87f606d0331c6901
- SHA1 48df0911f0484cbe2a8cdd5362140b63c41ee457
- SHA512 c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
- SSDEEP 192:1enY0LWelt70elWjvfstJcVtwtYbjnIOg5AaDnbC7ypXhtIj:18PJlt70esj0Mt9vn6ay6
- TLSH T1BA428E12977049F2F1A0183C10A67F265FBEAE5C1BE445A39FE380867D652DF9436343
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\nsjE4BA.tmp\nsExec.dll
- Size 6KB
- SHA256 5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
- MD5 ec0504e6b8a11d5aad43b296beeb84b2
- SHA1 91b5ce085130c8c7194d66b2439ec9e1c206497c
- SHA512 3f918f1b47e8a919cbe51eb17dc30acc8cfc18e743a1bae5b787d0db7d26038dc1210be98bf5ba3be8d6ed896dbbd7ac3d13e66454a98b2a38c7e69dad30bb57
- SSDEEP 96:YjHFiKaoggCtJzTlKXb0tbo68qD853Ns7GgmkNq3m+s:JbogRtJzTlNR8qD85uGgmkNr
- TLSH T173D109B836C20CF3D54E46743E22381713FEE4761B7502A18B976ED61D92AE2FE20781
- MD5 SHA1 SHA512 SSDEEP TLSH