Analysis
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max time kernel
40s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
25-06-2022 12:05
Static task
static1
Behavioral task
behavioral1
Sample
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe
Resource
win10v2004-20220414-en
General
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Target
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe
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Size
138KB
-
MD5
673817bbb2672a7c4cfc1118aae648c0
-
SHA1
89ded1a96fb527828affcec59df70313ea45419e
-
SHA256
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1
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SHA512
8fcd0fc02f32c6e308bf493f77f6b8f75d92b1ef97f9b41fefc814a8686638c32deed4adae795df82557a950ff5152c924037d1b63f6220843c280b1ac49ec9a
Malware Config
Extracted
smokeloader
2018
http://nhocbo.bit/
http://nhocbo.ru/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Loads dropped DLL 2 IoCs
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exepid process 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exedescription pid process target process PID 664 set thread context of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exepid process 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exepid process 2040 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 2040 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exedescription pid process target process PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe PID 664 wrote to memory of 2040 664 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe 393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe"C:\Users\Admin\AppData\Local\Temp\393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe"C:\Users\Admin\AppData\Local\Temp\393a6fc616adbefad87e8946be9e4cce127749fde58b892e26c7c24b703efae1.exe"2⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\nsiF4EC.tmp\System.dllFilesize
11KB
MD5fc90dfb694d0e17b013d6f818bce41b0
SHA13243969886d640af3bfa442728b9f0dff9d5f5b0
SHA2567fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6
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\Users\Admin\AppData\Local\Temp\stations.dllFilesize
88KB
MD5d87f6e1e70a672b39ec84b081aaf3577
SHA1fcb806314a06f2cc8045f5778d8c0a29935718b3
SHA256b37829d393800e04041187067e862c48718f2b9f84e9c2ca5b0fc4be155f9f52
SHA512ab379b51ee3f5e8656cbdd5be230533c2cc59f09bd95bbd7dd5a168bd7cf81360b5ce16384348cd9c80e8c6609e951257e70d7230a4e9e2fe2d7c513770aca90
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memory/664-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmpFilesize
8KB
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memory/664-57-0x00000000003E0000-0x00000000003F7000-memory.dmpFilesize
92KB
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memory/1280-65-0x00000000029D0000-0x00000000029E5000-memory.dmpFilesize
84KB
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memory/2040-58-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/2040-59-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/2040-61-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/2040-62-0x000000000040296B-mapping.dmp
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memory/2040-64-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB