Analysis
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max time kernel
207s -
max time network
211s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
15/02/2023, 09:50
Static task
static1
Behavioral task
behavioral1
Sample
2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
Resource
win7-20220812-en
18 signatures
150 seconds
General
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Target
2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe
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Size
168KB
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MD5
1cc91941efd6d3da54a1054d9c9d870f
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SHA1
b6531c99b2fb0c51941ac3a636c5c3cf69073f65
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SHA256
6d7aff70a84d9237bde3b149ff04532cafb29b6f358886b5038a737af5934d1f
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SHA512
bade1e20f1a892e33d20535235f0ed45b625ef8cdd1ba9a391f074d3b77f971fb63f68f6d0f97e51fa48ef211fa7bea76a56da9deb88c85dbd0aa892ae78ed69
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SSDEEP
3072:5JYzFEhjHHIUjCgArLEZXApH3UHE360ESYUspf:r4FeHIU2Y9KEHE36FS2pf
Malware Config
Signatures
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Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 slidetitle.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE slidetitle.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies slidetitle.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 slidetitle.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000827891ebbe4b61439e7bbfa94c55ed970000000002000000000010660000000100002000000099789fdd15e340bdef24f068aecf0919665e15c43584dbbba965e73848ba844b000000000e80000000020000200000004703af2a289e114ab837f5670ed48b3c040458eed5b1bca1f18b19bc62ee31da20000000c3da48b15950f3354bf03fe1ed729d5244bd6b353d92cdc1adf73f9e0f86b9fa40000000df4c6cabc3aea9b34b89eedcb257658285fc6da109f09ed6fdb39495f65605dcd7ff304cc96226a3c5b681c6a7db0dc355a3f61dbc2128b5227265e32c92553d iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31015203" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\MINIE iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "369674810" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 709e4c1a2341d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "369674810" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{40BB983E-AD16-11ED-A0EE-5ECEF326E858} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0fc3b1a2341d901 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000827891ebbe4b61439e7bbfa94c55ed9700000000020000000000106600000001000020000000e2efb4d3db4f31845c1fe3a86515fdb1c4c649d1acdb19e26e19eb3ffbf8b273000000000e800000000200002000000051f6ef4cae142e25367ef2d1710741141adee77ca19da4eb1cb2b5b084592ea420000000829d6339a8f88e3e46742ed4b8561c1c173ba3e14a0839f82b7f448d55df7d99400000006c9b125ba592e34fdd51a6a89f98fcc7fc4573b5dbddf580f0ba1575dc49ba52164af4cca0db844547eec765b6b8530b85db702373cefc9230776cffbfdd3af6 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31015203" iexplore.exe -
Modifies data under HKEY_USERS 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix slidetitle.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" slidetitle.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" slidetitle.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000_Classes\Local Settings OpenWith.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4140 vlc.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe 3972 slidetitle.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4140 vlc.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1008 2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe -
Suspicious use of FindShellTrayWindow 11 IoCs
pid Process 4004 iexplore.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe -
Suspicious use of SendNotifyMessage 9 IoCs
pid Process 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe 4140 vlc.exe -
Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 4004 iexplore.exe 4004 iexplore.exe 4640 IEXPLORE.EXE 4640 IEXPLORE.EXE 4640 IEXPLORE.EXE 4548 OpenWith.exe 4548 OpenWith.exe 4548 OpenWith.exe 4140 vlc.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4928 wrote to memory of 1008 4928 2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe 81 PID 4928 wrote to memory of 1008 4928 2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe 81 PID 4928 wrote to memory of 1008 4928 2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe 81 PID 4424 wrote to memory of 3972 4424 slidetitle.exe 87 PID 4424 wrote to memory of 3972 4424 slidetitle.exe 87 PID 4424 wrote to memory of 3972 4424 slidetitle.exe 87 PID 4004 wrote to memory of 4640 4004 iexplore.exe 94 PID 4004 wrote to memory of 4640 4004 iexplore.exe 94 PID 4004 wrote to memory of 4640 4004 iexplore.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-1-of-2.exe--a1bda3282⤵
- Suspicious behavior: RenamesItself
PID:1008
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C:\Windows\SysWOW64\slidetitle.exe"C:\Windows\SysWOW64\slidetitle.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Windows\SysWOW64\slidetitle.exe--a45c7a992⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:3972
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -nohome1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4004 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4004 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4640
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C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:4548
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C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\CheckpointLimit.mpeg2"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:4140