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Analysis
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max time kernel
146s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
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submitted
03/11/2023, 22:50
General
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Target
c105444104b892a38e4e5698d73a68d0ccb943aff682c1101f19aa8c6f2c5f1c.exe
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Size
4.8MB
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MD5
3cbe6b3e6b6480f3beb5bcfdf7780a41
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SHA1
f549afbd03bb2bb72a3c3fb94868ad8cc29a20e4
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SHA256
c105444104b892a38e4e5698d73a68d0ccb943aff682c1101f19aa8c6f2c5f1c
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SHA512
a4445d4d6cf5709bc3d7b5773dffbb6e2620fbc7014f38ca041b04d5ebb596aeccda4360098df1aaa1551be0f4fbe089f922d1bf8227e03f968f652d9cda65e9
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SSDEEP
98304:1dQhS6uB77Av7sJ0SDA8xUBkGfea4phh0pW+/DVdhlw6XM1EH7e:fQhS9B7NJ1DA7hWFphS//D9S0x7e
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 1 IoCs
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Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 34 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs net.exe
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c105444104b892a38e4e5698d73a68d0ccb943aff682c1101f19aa8c6f2c5f1c.exe"C:\Users\Admin\AppData\Local\Temp\c105444104b892a38e4e5698d73a68d0ccb943aff682c1101f19aa8c6f2c5f1c.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-GU3DG.tmp\is-U34BK.tmp"C:\Users\Admin\AppData\Local\Temp\is-GU3DG.tmp\is-U34BK.tmp" /SL4 $13004E "C:\Users\Admin\AppData\Local\Temp\c105444104b892a38e4e5698d73a68d0ccb943aff682c1101f19aa8c6f2c5f1c.exe" 4761279 793602⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 33⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 34⤵
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C:\Program Files (x86)\BBuster\BBuster.exe"C:\Program Files (x86)\BBuster\BBuster.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\BBuster\BBuster.exe"C:\Program Files (x86)\BBuster\BBuster.exe" -s3⤵
- Executes dropped EXE
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C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe1⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k UnistackSvcGroup1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.8MB
MD5143b6df14337ff608ec3e44b29e9dcd4
SHA102036228e22adaa8bd1545a1f4563b07a133e4a6
SHA2569b6a6edf97e5538078eea33337aa0f3845f55635c6597eb9c4f9f97a2266bb87
SHA5122a97073e70667c65e29562f25a2a59f2e769d245c6dbaac4ee9b771b21f976a210346d76e4e98ff449c6bbfd8946afbc0e459e1c634ca815087fb0f4ac52d162
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Filesize
3.8MB
MD5143b6df14337ff608ec3e44b29e9dcd4
SHA102036228e22adaa8bd1545a1f4563b07a133e4a6
SHA2569b6a6edf97e5538078eea33337aa0f3845f55635c6597eb9c4f9f97a2266bb87
SHA5122a97073e70667c65e29562f25a2a59f2e769d245c6dbaac4ee9b771b21f976a210346d76e4e98ff449c6bbfd8946afbc0e459e1c634ca815087fb0f4ac52d162
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Filesize
3.8MB
MD5143b6df14337ff608ec3e44b29e9dcd4
SHA102036228e22adaa8bd1545a1f4563b07a133e4a6
SHA2569b6a6edf97e5538078eea33337aa0f3845f55635c6597eb9c4f9f97a2266bb87
SHA5122a97073e70667c65e29562f25a2a59f2e769d245c6dbaac4ee9b771b21f976a210346d76e4e98ff449c6bbfd8946afbc0e459e1c634ca815087fb0f4ac52d162
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
828KB
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Filesize
4KB
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Filesize
4KB
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Filesize
692KB
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Filesize
3.8MB
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Filesize
3.8MB
-
Filesize
3.8MB
-
Filesize
3.8MB
-
Filesize
3.8MB
-
Filesize
3.8MB
-
Filesize
3.8MB
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Filesize
692KB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
692KB
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Filesize
104KB
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Filesize
104KB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB
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Filesize
3.8MB