Analysis
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max time kernel
134s -
max time network
291s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
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submitted
31-07-2022 07:12
General
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Target
8da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d.exe
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Size
113KB
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MD5
16b2192fc64d1cc4347cc505234efbb7
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SHA1
dfeae6690c243500a2f91ba2f6b0389231891490
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SHA256
8da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d
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SHA512
488c53e7b55bb53edc608c3f7e6363e2b44fc2f0fd97723598c4e8e80e7e30907473bf995652f62a2bd37f17b28db4f8a262e557675c99ae790ba814223b2d94
Malware Config
Signatures
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BlackNET
BlackNET is an open source remote access tool written in VB.NET.
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Executes dropped EXE 2 IoCs
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 3 IoCs
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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
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d.exe"C:\Users\Admin\AppData\Local\Temp\8da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchost.exe"C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchost.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\svchosts.exe"C:\Users\Admin\AppData\Roaming\svchosts.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchost.exeFilesize
113KB
MD516b2192fc64d1cc4347cc505234efbb7
SHA1dfeae6690c243500a2f91ba2f6b0389231891490
SHA2568da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d
SHA512488c53e7b55bb53edc608c3f7e6363e2b44fc2f0fd97723598c4e8e80e7e30907473bf995652f62a2bd37f17b28db4f8a262e557675c99ae790ba814223b2d94
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C:\Users\Admin\AppData\Roaming\Microsoft\MyClient\svchost.exeFilesize
113KB
MD516b2192fc64d1cc4347cc505234efbb7
SHA1dfeae6690c243500a2f91ba2f6b0389231891490
SHA2568da0935bb9ecfb796a92fd2ed63b5d1dad8bef456ae1b9ec895f8fd69ab6127d
SHA512488c53e7b55bb53edc608c3f7e6363e2b44fc2f0fd97723598c4e8e80e7e30907473bf995652f62a2bd37f17b28db4f8a262e557675c99ae790ba814223b2d94
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C:\Users\Admin\AppData\Roaming\svchosts.exeFilesize
17KB
MD5cb9c9656e6ffd45241a4278af1ffbb97
SHA13f4af7f4377c254a0df56b9fff385f893f639ffd
SHA256b4b6abe57148a81899636fc9f168c013c0301b8f116a3b8e3a57171d909a33dc
SHA512055cc0651004f0a8f0b884798657ac8ddc977efcd54483a4312087b00205d7aebc048d64a31e0946d48e66b26686d19e7c57e1d88d885d775228c22653ea3d30
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C:\Users\Admin\AppData\Roaming\svchosts.exeFilesize
17KB
MD5cb9c9656e6ffd45241a4278af1ffbb97
SHA13f4af7f4377c254a0df56b9fff385f893f639ffd
SHA256b4b6abe57148a81899636fc9f168c013c0301b8f116a3b8e3a57171d909a33dc
SHA512055cc0651004f0a8f0b884798657ac8ddc977efcd54483a4312087b00205d7aebc048d64a31e0946d48e66b26686d19e7c57e1d88d885d775228c22653ea3d30
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memory/1284-157-0x0000000020AFE000-0x0000000020B0F000-memory.dmpFilesize
68KB
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memory/1284-147-0x0000000020AFE000-0x0000000020B0F000-memory.dmpFilesize
68KB
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memory/1284-137-0x0000000020AC4000-0x0000000020AC9000-memory.dmpFilesize
20KB
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memory/1284-136-0x0000000020ABF000-0x0000000020AC4000-memory.dmpFilesize
20KB
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memory/1284-135-0x0000000020ABA000-0x0000000020ABF000-memory.dmpFilesize
20KB
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memory/1284-133-0x0000000020AB4000-0x0000000020AB7000-memory.dmpFilesize
12KB
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memory/1284-134-0x0000000020AB7000-0x0000000020ABA000-memory.dmpFilesize
12KB
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memory/1284-132-0x0000000020AB0000-0x0000000020AB4000-memory.dmpFilesize
16KB
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memory/1284-131-0x00000000006BA000-0x00000000006BF000-memory.dmpFilesize
20KB
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memory/1284-140-0x0000000020ADB000-0x0000000020AE4000-memory.dmpFilesize
36KB
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memory/1284-139-0x0000000020AD2000-0x0000000020ADB000-memory.dmpFilesize
36KB
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memory/1284-141-0x0000000020AE4000-0x0000000020AED000-memory.dmpFilesize
36KB
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memory/1284-142-0x0000000020AED000-0x0000000020AFE000-memory.dmpFilesize
68KB
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memory/1284-138-0x0000000020AC9000-0x0000000020AD2000-memory.dmpFilesize
36KB
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memory/1284-148-0x0000000020B0F000-0x0000000020B20000-memory.dmpFilesize
68KB
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memory/1284-149-0x0000000020B20000-0x0000000020B31000-memory.dmpFilesize
68KB
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memory/1284-152-0x0000000020AB0000-0x0000000020AB4000-memory.dmpFilesize
16KB
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memory/1284-155-0x0000000020B63000-0x0000000020B86000-memory.dmpFilesize
140KB
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memory/1284-156-0x0000000020AED000-0x0000000020AFE000-memory.dmpFilesize
68KB
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memory/1284-154-0x0000000020AE4000-0x0000000020AED000-memory.dmpFilesize
36KB
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memory/1284-130-0x00007FFC24A20000-0x00007FFC25456000-memory.dmpFilesize
10.2MB
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memory/1284-153-0x0000000020B42000-0x0000000020B63000-memory.dmpFilesize
132KB
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memory/1284-151-0x00000000006BA000-0x00000000006BF000-memory.dmpFilesize
20KB
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memory/1284-150-0x0000000020B31000-0x0000000020B42000-memory.dmpFilesize
68KB
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memory/3460-146-0x00007FFC24A20000-0x00007FFC25456000-memory.dmpFilesize
10.2MB
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memory/3460-143-0x0000000000000000-mapping.dmp
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memory/5056-158-0x0000000000000000-mapping.dmp
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memory/5056-161-0x00007FFC24A20000-0x00007FFC25456000-memory.dmpFilesize
10.2MB