Analysis
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max time kernel
159s -
max time network
185s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-06-2022 04:24
Behavioral task
behavioral1
Sample
32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe
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Size
179KB
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MD5
b471f7f30035101de4ebbc9dfc96df89
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SHA1
337bab71095ed70a2b5bd1e6f1f3e4d0e5e700c7
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SHA256
32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5
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SHA512
c27a2e760f6d4a2b9cac51c94bff77cd383c585a252ef464475bdd1b8ec6941db55337c1a6505c8559ac8fa06bfe70ba9e509df1e838b913a2b9bbbb0abd3b2a
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 enrollwordpad.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 Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 enrollwordpad.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59}\WpadDecisionTime = e0897bac6e84d801 enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59}\4a-10-00-4d-b1-fe enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings enrollwordpad.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 enrollwordpad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" enrollwordpad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings enrollwordpad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix enrollwordpad.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad enrollwordpad.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59}\WpadDecision = "0" enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59} enrollwordpad.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59}\WpadDecisionReason = "1" enrollwordpad.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-10-00-4d-b1-fe\WpadDecisionTime = e0897bac6e84d801 enrollwordpad.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-10-00-4d-b1-fe\WpadDecision = "0" enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections enrollwordpad.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 enrollwordpad.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{182A8FED-78F8-4C68-9723-D0561F63EF59}\WpadNetworkName = "Network 2" enrollwordpad.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-10-00-4d-b1-fe enrollwordpad.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4a-10-00-4d-b1-fe\WpadDecisionReason = "1" enrollwordpad.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1332 enrollwordpad.exe 1332 enrollwordpad.exe 1332 enrollwordpad.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1952 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe -
Suspicious use of UnmapMainImage 4 IoCs
pid Process 452 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 1952 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 1144 enrollwordpad.exe 1332 enrollwordpad.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 452 wrote to memory of 1952 452 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 27 PID 452 wrote to memory of 1952 452 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 27 PID 452 wrote to memory of 1952 452 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 27 PID 452 wrote to memory of 1952 452 32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe 27 PID 1144 wrote to memory of 1332 1144 enrollwordpad.exe 29 PID 1144 wrote to memory of 1332 1144 enrollwordpad.exe 29 PID 1144 wrote to memory of 1332 1144 enrollwordpad.exe 29 PID 1144 wrote to memory of 1332 1144 enrollwordpad.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe"C:\Users\Admin\AppData\Local\Temp\32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Users\Admin\AppData\Local\Temp\32f19e4ea4e9c4bd658f01425eed8255de8ac780e8d93321c266c002119b74b5.exe--c63b1bee2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1952
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C:\Windows\SysWOW64\enrollwordpad.exe"C:\Windows\SysWOW64\enrollwordpad.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1144 -
C:\Windows\SysWOW64\enrollwordpad.exe--5eacd3f92⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1332
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