Analysis
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max time kernel
133s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
14/02/2023, 23:12
Static task
static1
Behavioral task
behavioral1
Sample
2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
Resource
win7-20221111-en
8 signatures
150 seconds
General
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Target
2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe
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Size
157KB
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MD5
d05d59b36d76a2d919d73e5383f0b35b
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SHA1
bdd29b90d93e3bd85b2e0291e3601a45b0c8e33c
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SHA256
486ede4ecff9a951261af3d267072bf75a37e7812afd91dc4c30bf5535dede8b
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SHA512
74efa7b921beda7eff6c56ccd43eef44d4e1ec19e6bb76ccb08e879b2e491a7fffbf176b095244a73181098583d925d56f44fc9cb41c73b67c43a85224f04fc2
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SSDEEP
3072:paROF9HwBJa2vMjrmok3XxK6T9f5pNF/NB+GQIiqGgyVcU4TZP8eIn:l9wBJa2EmvXxKy9FJjQIi1gyR/
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat relatedrep.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 21 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D}\8a-41-91-6f-fe-8e relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D} relatedrep.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D}\WpadNetworkName = "Network 2" relatedrep.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-41-91-6f-fe-8e\WpadDecisionTime = 50a68937d240d901 relatedrep.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" relatedrep.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D}\WpadDecision = "0" relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-41-91-6f-fe-8e relatedrep.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-41-91-6f-fe-8e\WpadDecisionReason = "1" relatedrep.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\8a-41-91-6f-fe-8e\WpadDecision = "0" relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad relatedrep.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D}\WpadDecisionTime = 50a68937d240d901 relatedrep.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" relatedrep.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" relatedrep.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 relatedrep.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0033000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 relatedrep.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{09B90CF1-8CF7-4721-9B69-FB5AECBC651D}\WpadDecisionReason = "1" relatedrep.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections relatedrep.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 relatedrep.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix relatedrep.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 556 relatedrep.exe 556 relatedrep.exe 556 relatedrep.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 956 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe -
Suspicious use of UnmapMainImage 4 IoCs
pid Process 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 956 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 520 relatedrep.exe 556 relatedrep.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 948 wrote to memory of 956 948 2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe 28 PID 520 wrote to memory of 556 520 relatedrep.exe 30 PID 520 wrote to memory of 556 520 relatedrep.exe 30 PID 520 wrote to memory of 556 520 relatedrep.exe 30 PID 520 wrote to memory of 556 520 relatedrep.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:948 -
C:\Users\Admin\AppData\Local\Temp\2019-05-01-Emotet-binary-updated-after-initial-infection-2-of-2.exe--531465672⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:956
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C:\Windows\SysWOW64\relatedrep.exe"C:\Windows\SysWOW64\relatedrep.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:520 -
C:\Windows\SysWOW64\relatedrep.exe--78232442⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:556
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