Analysis
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max time kernel
138s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 18:09
Behavioral task
behavioral1
Sample
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe
Resource
win10v2004-20221111-en
General
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Target
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe
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Size
222KB
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MD5
2aee353fdf49daa4690ad37e87290bea
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SHA1
aeae9638f9dcc4ea7e792172d4a150e79f21bed2
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SHA256
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64
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SHA512
dd6d7497242df40030620a9f34212d927faca2280f3d8b79552a35607fd1259b1d69064c0f4e5b707efaaa7a80ddcb1df4a0a901a6490eeaafe60c877e3e48ae
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SSDEEP
6144:6BROOztLRuwc5xRRBJ/1CTlJzrhsHY1NEM9:6Btix//0T/vhlEM9
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
Processes:
indexerearcon.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat indexerearcon.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:
indexerearcon.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings indexerearcon.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" indexerearcon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58}\WpadDecisionTime = 100d41ef0c34d901 indexerearcon.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58}\WpadDecision = "0" indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections indexerearcon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 indexerearcon.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58} indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-94-7c-09-5d-71 indexerearcon.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-94-7c-09-5d-71\WpadDecision = "0" indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings indexerearcon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad indexerearcon.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-94-7c-09-5d-71\WpadDecisionReason = "1" indexerearcon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-94-7c-09-5d-71\WpadDecisionTime = 100d41ef0c34d901 indexerearcon.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix indexerearcon.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" indexerearcon.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f000f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 indexerearcon.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58}\WpadDecisionReason = "1" indexerearcon.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58}\WpadNetworkName = "Network 2" indexerearcon.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9531C690-CC1D-456E-A30E-4B0C7D16DD58}\62-94-7c-09-5d-71 indexerearcon.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
indexerearcon.exepid process 2024 indexerearcon.exe 2024 indexerearcon.exe 2024 indexerearcon.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exepid process 1528 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe -
Suspicious use of UnmapMainImage 4 IoCs
Processes:
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exece4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exeindexerearcon.exeindexerearcon.exepid process 1352 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe 1528 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe 1680 indexerearcon.exe 2024 indexerearcon.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exeindexerearcon.exedescription pid process target process PID 1352 wrote to memory of 1528 1352 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe PID 1352 wrote to memory of 1528 1352 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe PID 1352 wrote to memory of 1528 1352 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe PID 1352 wrote to memory of 1528 1352 ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe PID 1680 wrote to memory of 2024 1680 indexerearcon.exe indexerearcon.exe PID 1680 wrote to memory of 2024 1680 indexerearcon.exe indexerearcon.exe PID 1680 wrote to memory of 2024 1680 indexerearcon.exe indexerearcon.exe PID 1680 wrote to memory of 2024 1680 indexerearcon.exe indexerearcon.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe"C:\Users\Admin\AppData\Local\Temp\ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ce4a28b522bdc0bdf82a7e99d51226167816897d54184d92a5625baea9032b64.exe--733f89942⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
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C:\Windows\SysWOW64\indexerearcon.exe"C:\Windows\SysWOW64\indexerearcon.exe"1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\indexerearcon.exe--e79bb8a12⤵
- 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/1352-55-0x0000000000220000-0x000000000023B000-memory.dmpFilesize
108KB
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memory/1352-56-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/1528-54-0x0000000000000000-mapping.dmp
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memory/1528-57-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/1528-58-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/1528-59-0x0000000075B51000-0x0000000075B53000-memory.dmpFilesize
8KB
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memory/1528-61-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
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memory/2024-60-0x0000000000000000-mapping.dmp
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memory/2024-62-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
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memory/2024-64-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB