Overview
overview
10Static
static
3RFQ_22Q730...df.exe
windows7-x64
10RFQ_22Q730...df.exe
windows10-2004-x64
8$PLUGINSDI...sh.dll
windows7-x64
3$PLUGINSDI...sh.dll
windows10-2004-x64
3$PLUGINSDI...ge.dll
windows7-x64
1$PLUGINSDI...ge.dll
windows10-2004-x64
1$PLUGINSDI...fo.dll
windows7-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows7-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
28-06-2024 11:01
Static task
static1
Behavioral task
behavioral1
Sample
RFQ_22Q7305A-N23A-01·pdf.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
RFQ_22Q7305A-N23A-01·pdf.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/AdvSplash.dll
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/AdvSplash.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/BgImage.dll
Resource
win7-20240419-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/BgImage.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win7-20240611-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20240611-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20240508-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240508-en
General
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Target
RFQ_22Q7305A-N23A-01·pdf.exe
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Size
644KB
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MD5
d74661d8a3692de49effeb307b9731a2
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SHA1
a15f8f10b4e476d92bb5ad0c719e2b81292c80d5
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SHA256
2f7437764773163ebee47f26a6f382c433f9c79207098ae31bc8de8120bd23bb
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SHA512
66b85287ac07d28bf144164e205ef133c089e53bad40919eab1f81f10acde4db4e26a87627f0ee854e808efed6b17cf86dec3548ce6bb54958d20c676400bd91
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SSDEEP
6144:z9KOQS4B4GMSGJpFhVZ36H1UZ4n1XktJoOo0De6PXf/DPqLXETqXoWi8ZRNe4o+F:zsB4GOVFVTop6PzPDqZoy+cRPX
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
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Loads dropped DLL 4 IoCs
Processes:
RFQ_22Q7305A-N23A-01·pdf.exepid process 2068 RFQ_22Q7305A-N23A-01·pdf.exe 2068 RFQ_22Q7305A-N23A-01·pdf.exe 2068 RFQ_22Q7305A-N23A-01·pdf.exe 2068 RFQ_22Q7305A-N23A-01·pdf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\Messalian21 = "%Superphlogisticate% -windowstyle minimized $Ramningerne=(Get-ItemProperty -Path 'HKCU:\\Extirpating241\\').Electrodynamometres;%Superphlogisticate% ($Ramningerne)" reg.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
Processes:
wab.exepid process 3024 wab.exe 3024 wab.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
powershell.exewab.exepid process 1960 powershell.exe 3024 wab.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid process target process PID 1960 set thread context of 3024 1960 powershell.exe wab.exe -
Drops file in Windows directory 1 IoCs
Processes:
RFQ_22Q7305A-N23A-01·pdf.exedescription ioc process File opened for modification C:\Windows\Fonts\anorakkerne.ini RFQ_22Q7305A-N23A-01·pdf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry key 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
powershell.exepid process 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe 1960 powershell.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
powershell.exepid process 1960 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1960 powershell.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
RFQ_22Q7305A-N23A-01·pdf.exepowershell.exewab.execmd.exedescription pid process target process PID 2068 wrote to memory of 1960 2068 RFQ_22Q7305A-N23A-01·pdf.exe powershell.exe PID 2068 wrote to memory of 1960 2068 RFQ_22Q7305A-N23A-01·pdf.exe powershell.exe PID 2068 wrote to memory of 1960 2068 RFQ_22Q7305A-N23A-01·pdf.exe powershell.exe PID 2068 wrote to memory of 1960 2068 RFQ_22Q7305A-N23A-01·pdf.exe powershell.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 1960 wrote to memory of 3024 1960 powershell.exe wab.exe PID 3024 wrote to memory of 1544 3024 wab.exe cmd.exe PID 3024 wrote to memory of 1544 3024 wab.exe cmd.exe PID 3024 wrote to memory of 1544 3024 wab.exe cmd.exe PID 3024 wrote to memory of 1544 3024 wab.exe cmd.exe PID 1544 wrote to memory of 1328 1544 cmd.exe reg.exe PID 1544 wrote to memory of 1328 1544 cmd.exe reg.exe PID 1544 wrote to memory of 1328 1544 cmd.exe reg.exe PID 1544 wrote to memory of 1328 1544 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ_22Q7305A-N23A-01·pdf.exe"C:\Users\Admin\AppData\Local\Temp\RFQ_22Q7305A-N23A-01·pdf.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Pilchard=Get-Content 'C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Lagunes.Dub170';$Geoponic=$Pilchard.SubString(72996,3);.$Geoponic($Pilchard)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"3⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Messalian21" /t REG_EXPAND_SZ /d "%Superphlogisticate% -windowstyle minimized $Ramningerne=(Get-ItemProperty -Path 'HKCU:\Extirpating241\').Electrodynamometres;%Superphlogisticate% ($Ramningerne)"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exeREG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Messalian21" /t REG_EXPAND_SZ /d "%Superphlogisticate% -windowstyle minimized $Ramningerne=(Get-ItemProperty -Path 'HKCU:\Extirpating241\').Electrodynamometres;%Superphlogisticate% ($Ramningerne)"5⤵
- Adds Run key to start application
- Modifies registry key
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Energiraadet125.incFilesize
320KB
MD56d0817a4f4727ba8ea14ff6ca857e58d
SHA1fe09e3ecf6a23f6555302b051d242a2cb7e541b3
SHA256304599166bb4aa34363da2d093f62db8dafea05bc6f4e244f698c32123cd6705
SHA5122f24b195c2d74eb37944606709831530c6c368fed75bddacade5d98249e0f0d62a5fadd9d06f83cf0c810716e1d38c90feac7e2d9f04081dedaadfcbbe23c4fe
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C:\Users\Admin\AppData\Roaming\Odontiasis\Goatishness\Lagunes.Dub170Filesize
71KB
MD547a79039251a5e4691e49f68b7ff0548
SHA1eae91a21e99861a1a9f56c878ac1918bcda22089
SHA256930794300c92f055d24cf92e8ad29dc41737f2adfe0f9c0371fe26e2d5b00dd0
SHA5125b97980501a6f8f81c7d41ba1ae0811a88df9143aace7588f440ec2a59357e3a6ba893789cff65dcb17ef15b6ea9c9defd54d021171c1fda953b74fdd363ec52
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C:\Users\Admin\Pictures\slukningen.lnkFilesize
998B
MD5a5955931f65bd939db86fd342574369d
SHA168f07ca43a46792d8151b220d5c07f8a8a93f6f3
SHA256e901112c2f31c12ce21c9f5185e6ebb5dbcb68205b9a134badbd47ef44682dbb
SHA512c7cdb6b275f8c1266910b9ed68c7dec62a945a550b652c4627a827c78db6f12947da02d340f8e38daf37a03555ff03743936b7cd2a5f09b8ea746def8b820964
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\Users\Admin\AppData\Local\Temp\nsy99B1.tmp\AdvSplash.dllFilesize
6KB
MD56def2cf3daf850acdc1a3e7340a439c4
SHA195d0d26f60cd5af697502cd5e53a54913ab188fb
SHA2563ec3cf21a99ab0533ec2c451df3b5542733f70b972089d5c321ad7ae3b87d175
SHA51216b1cf4783284d4a1282c569f5c416c713b4b339efcd4d3948bdf7da2194c597bd732d07ba9fabafcab323ba8c8da68845d4435ab9d1916b1810087ee1f5c413
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\Users\Admin\AppData\Local\Temp\nsy99B1.tmp\BgImage.dllFilesize
7KB
MD52bb17d45e5ad92053ce1e500408dd8a9
SHA1f5d3a7ee6e28df532e9ce33976c92ff30a5665e4
SHA25671ce676703dad028e4083e6b960b1ed89885877079d46d5021506eaa6d99db53
SHA512efdcb476b9b9b5691fe6b9cd77ecbe48d50c6683da01fd51c6b428cc262528fb3dcd295abe28718321b2307b0e032fcb599588f1eb00a93fd9e6a1f7b322b41f
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\Users\Admin\AppData\Local\Temp\nsy99B1.tmp\UserInfo.dllFilesize
4KB
MD58ef0e4eb7c89cdd2b552de746f5e2a53
SHA1820f681e7cec409a02b194a487d1c8af1038acf0
SHA25641293b9f6588e0fbdc8fcf2a9bd8e2b244cd5ff038fc13033378da337219c9dc
SHA512a68533e8a19637d0d44219549b24baba0dc4824424842f125600fda3edcafc4bb6bb340d57a00815f262d82373b440d58d6e4e5b2ceb29bb3f6bc4cbde66c3c5
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\Users\Admin\AppData\Local\Temp\nsy99B1.tmp\nsExec.dllFilesize
6KB
MD5c129bc26a26be6f5816a03520bb37833
SHA118100042155f948301701744b131c516bf26ddb8
SHA256d3694fa0503158194129d113fcc1c83177ff5a5f93d898ce0bcfe9ce12f06bf4
SHA512dbe79859c41e00a6e951cee889e7f0de29a712792fb531662285a2d6e384884518c7d5d983894c185b3d31d81213d2477cf4576b0114d352b759fe07a1704e63
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memory/1960-162-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-161-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-163-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-160-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-166-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-167-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-159-0x0000000074151000-0x0000000074152000-memory.dmpFilesize
4KB
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memory/1960-169-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-170-0x0000000074150000-0x00000000746FB000-memory.dmpFilesize
5.7MB
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memory/1960-172-0x0000000006360000-0x000000000A8D9000-memory.dmpFilesize
69.5MB
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memory/3024-194-0x00000000016D0000-0x0000000005C49000-memory.dmpFilesize
69.5MB