Analysis
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max time kernel
143s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-06-2022 02:23
Static task
static1
Behavioral task
behavioral1
Sample
30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe
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Size
132KB
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MD5
fd20aa063f3aca1be3ad3d7bf479173e
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SHA1
7b1752ebba8e895387fb67e4ea1d5806a77be5b5
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SHA256
30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7
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SHA512
ddc89a30889a40777a6e7418b9dbb49ea6c520b19fc05708dddbf3a2989b6a62d97610a70f3ab2de269b8b4cc167cb4507565cd40917d51a13f12e3baf6ffe98
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 typdump.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 (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC}\WpadDecision = "0" typdump.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-af-34-79-68-2c typdump.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-af-34-79-68-2c\WpadDecision = "0" typdump.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" typdump.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" typdump.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad typdump.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ae000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 typdump.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC}\9e-af-34-79-68-2c typdump.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-af-34-79-68-2c\WpadDecisionTime = f05c2d592c85d801 typdump.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 typdump.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix typdump.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings typdump.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC}\WpadNetworkName = "Network 3" typdump.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\9e-af-34-79-68-2c\WpadDecisionReason = "1" typdump.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections typdump.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" typdump.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 typdump.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC} typdump.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings typdump.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC}\WpadDecisionReason = "1" typdump.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{FBA0F44E-D293-44E4-86F0-9A787035A6BC}\WpadDecisionTime = f05c2d592c85d801 typdump.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 992 typdump.exe 992 typdump.exe 992 typdump.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1580 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe -
Suspicious use of UnmapMainImage 4 IoCs
pid Process 1092 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 1580 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 1956 typdump.exe 992 typdump.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1092 wrote to memory of 1580 1092 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 28 PID 1092 wrote to memory of 1580 1092 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 28 PID 1092 wrote to memory of 1580 1092 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 28 PID 1092 wrote to memory of 1580 1092 30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe 28 PID 1956 wrote to memory of 992 1956 typdump.exe 30 PID 1956 wrote to memory of 992 1956 typdump.exe 30 PID 1956 wrote to memory of 992 1956 typdump.exe 30 PID 1956 wrote to memory of 992 1956 typdump.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe"C:\Users\Admin\AppData\Local\Temp\30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Users\Admin\AppData\Local\Temp\30bb20ed402afe7585bae4689f75e0e90e6d6580a229042c3a51eecefc153db7.exe--4d35b4d72⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1580
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C:\Windows\SysWOW64\typdump.exe"C:\Windows\SysWOW64\typdump.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\typdump.exe--831845352⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:992
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