Analysis
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max time kernel
181s -
max time network
199s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
30-11-2022 18:58
Static task
static1
Behavioral task
behavioral1
Sample
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe
Resource
win7-20221111-en
General
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Target
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe
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Size
437KB
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MD5
de9cf724678389e4441be836c61847bc
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SHA1
4359e2346a84476c563bd69ee471431f121e5b25
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SHA256
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5
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SHA512
13f6926fdaeb4d403d4189d6e92cdb2720f4bb2ab60681449c6d49557c3d288ae058571455611ca42fafd14bc2f7d7a07400b55f1e6a27bf6bcb42734590855b
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SSDEEP
3072:Rpb5KYy7XCQW4rKMXxgT1urCd1o+RNLz1sqYaj8XJXJ92iCBWb:1FAKCxgAOXPRNLIaj8XMo
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
admindetect.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat admindetect.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
Processes:
admindetect.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 admindetect.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings admindetect.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B}\WpadDecision = "0" admindetect.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" admindetect.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0048000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 admindetect.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B} admindetect.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B}\WpadDecisionTime = a012a4b08506d901 admindetect.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-de-de-26-22-3d\WpadDecisionReason = "1" admindetect.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings admindetect.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix admindetect.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" admindetect.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-de-de-26-22-3d admindetect.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B}\52-de-de-26-22-3d admindetect.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-de-de-26-22-3d\WpadDecisionTime = a012a4b08506d901 admindetect.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad admindetect.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B}\WpadDecisionReason = "1" admindetect.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{2AE254A0-F732-484A-97FB-E0C90807DC4B}\WpadNetworkName = "Network 2" admindetect.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\52-de-de-26-22-3d\WpadDecision = "0" admindetect.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections admindetect.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" admindetect.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 admindetect.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exeadmindetect.exeadmindetect.exepid process 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 2000 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 1824 admindetect.exe 524 admindetect.exe 524 admindetect.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exepid process 2000 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe -
Suspicious use of UnmapMainImage 4 IoCs
Processes:
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exeadmindetect.exeadmindetect.exepid process 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 2000 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 1824 admindetect.exe 524 admindetect.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exeadmindetect.exedescription pid process target process PID 1668 wrote to memory of 2000 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe PID 1668 wrote to memory of 2000 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe PID 1668 wrote to memory of 2000 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe PID 1668 wrote to memory of 2000 1668 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe 28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe PID 1824 wrote to memory of 524 1824 admindetect.exe admindetect.exe PID 1824 wrote to memory of 524 1824 admindetect.exe admindetect.exe PID 1824 wrote to memory of 524 1824 admindetect.exe admindetect.exe PID 1824 wrote to memory of 524 1824 admindetect.exe admindetect.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe"C:\Users\Admin\AppData\Local\Temp\28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe"C:\Users\Admin\AppData\Local\Temp\28ab808ac948aa01d7b63cecaa3fc631905fbafa3aa1546cd1f4343f321df5c5.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
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C:\Windows\SysWOW64\admindetect.exe"C:\Windows\SysWOW64\admindetect.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\admindetect.exe"C:\Windows\SysWOW64\admindetect.exe"2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/524-61-0x0000000000000000-mapping.dmp
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memory/524-63-0x0000000000400000-0x000000000046F000-memory.dmpFilesize
444KB
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memory/524-65-0x0000000000400000-0x000000000046F000-memory.dmpFilesize
444KB
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memory/1668-56-0x0000000000400000-0x0000000000415000-memory.dmpFilesize
84KB
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memory/1668-55-0x0000000000220000-0x0000000000232000-memory.dmpFilesize
72KB
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memory/1824-60-0x00000000002A0000-0x00000000002B2000-memory.dmpFilesize
72KB
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memory/2000-54-0x0000000000000000-mapping.dmp
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memory/2000-57-0x0000000000400000-0x000000000046F000-memory.dmpFilesize
444KB
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memory/2000-58-0x0000000075631000-0x0000000075633000-memory.dmpFilesize
8KB
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memory/2000-59-0x0000000000400000-0x000000000046F000-memory.dmpFilesize
444KB
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memory/2000-62-0x0000000000400000-0x0000000000415000-memory.dmpFilesize
84KB