Analysis
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max time kernel
122s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-11-2024 14:13
Static task
static1
Behavioral task
behavioral1
Sample
Telex20242703.7z.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Telex20242703.7z.exe
Resource
win10v2004-20241007-en
General
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Target
Telex20242703.7z.exe
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Size
1.4MB
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MD5
858da6b5fcdfb5ee24437047cd0e85ad
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SHA1
473ec092bbe49dfde8013a7336ccb08889ffa9c1
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SHA256
a27429d5a914a1833582c0b43382adbed5cd83ccd93b3f43a4483b39f68f569b
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SHA512
b23cf05d4116fda6525320d2a03c487ec6f497f7dbc021ee40af02a574d1c5a19f1b0b557c73a4c652ad79bf3418fad2144a58877a125758c820db5e281b42ee
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SSDEEP
24576:b5EmXFtKaL4/oFe5T9yyXYfP1ijXdaLBdWT5vgDUvhfotpDNaILB:bPVt/LZeJbInQRaLBs1YDQfipDYI
Malware Config
Signatures
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Drops startup file 1 IoCs
Processes:
parterres.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\parterres.vbs parterres.exe -
Executes dropped EXE 2 IoCs
Processes:
parterres.exeparterres.exepid Process 2676 parterres.exe 2792 parterres.exe -
Loads dropped DLL 2 IoCs
Processes:
Telex20242703.7z.exeparterres.exepid Process 3004 Telex20242703.7z.exe 2676 parterres.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral1/files/0x0008000000015d2e-4.dat autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
parterres.exedescription pid Process procid_target PID 2792 set thread context of 2660 2792 parterres.exe 33 -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
Telex20242703.7z.exeparterres.exeparterres.exeRegSvcs.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Telex20242703.7z.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language parterres.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language parterres.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RegSvcs.exepid Process 2660 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
parterres.exeparterres.exepid Process 2676 parterres.exe 2792 parterres.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid Process Token: SeDebugPrivilege 2660 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 6 IoCs
Processes:
Telex20242703.7z.exeparterres.exeparterres.exepid Process 3004 Telex20242703.7z.exe 3004 Telex20242703.7z.exe 2676 parterres.exe 2676 parterres.exe 2792 parterres.exe 2792 parterres.exe -
Suspicious use of SendNotifyMessage 6 IoCs
Processes:
Telex20242703.7z.exeparterres.exeparterres.exepid Process 3004 Telex20242703.7z.exe 3004 Telex20242703.7z.exe 2676 parterres.exe 2676 parterres.exe 2792 parterres.exe 2792 parterres.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
Telex20242703.7z.exeparterres.exeparterres.exedescription pid Process procid_target PID 3004 wrote to memory of 2676 3004 Telex20242703.7z.exe 30 PID 3004 wrote to memory of 2676 3004 Telex20242703.7z.exe 30 PID 3004 wrote to memory of 2676 3004 Telex20242703.7z.exe 30 PID 3004 wrote to memory of 2676 3004 Telex20242703.7z.exe 30 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2764 2676 parterres.exe 31 PID 2676 wrote to memory of 2792 2676 parterres.exe 32 PID 2676 wrote to memory of 2792 2676 parterres.exe 32 PID 2676 wrote to memory of 2792 2676 parterres.exe 32 PID 2676 wrote to memory of 2792 2676 parterres.exe 32 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 PID 2792 wrote to memory of 2660 2792 parterres.exe 33 -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Telex20242703.7z.exe"C:\Users\Admin\AppData\Local\Temp\Telex20242703.7z.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"C:\Users\Admin\AppData\Local\Temp\Telex20242703.7z.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\Telex20242703.7z.exe"3⤵PID:2764
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C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2792 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\colliquefaction\parterres.exe"4⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
204KB
MD562a2309a556239fa430bfdfe19bd26bb
SHA1d7e94454b5bab0ca3b7d4b2dcf14be194e0f4967
SHA256a1cb59904299eacfdb7bcea21de89d8e907a3f265ee921bdd70bd0815347287d
SHA512804bc3b7462b9c89e38d07d46165e9ad7a4f47d86caf61a06d421a95985968943759ca1ea17e0d3de438bdf54cd86a579f1aca6ef0e339e5d551e56bd6737249
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
1.4MB
MD5858da6b5fcdfb5ee24437047cd0e85ad
SHA1473ec092bbe49dfde8013a7336ccb08889ffa9c1
SHA256a27429d5a914a1833582c0b43382adbed5cd83ccd93b3f43a4483b39f68f569b
SHA512b23cf05d4116fda6525320d2a03c487ec6f497f7dbc021ee40af02a574d1c5a19f1b0b557c73a4c652ad79bf3418fad2144a58877a125758c820db5e281b42ee