Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231201-en -
resource tags
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submitted
07-12-2023 23:23
General
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Target
a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.exe
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Size
7.8MB
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MD5
b06674791f4e18fb6f8f8aeaee4261db
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SHA1
c06f427d24fd12f1920d71a92fefa707e1b13eb8
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SHA256
a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743
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SHA512
0af203492eb04c7f90b4f5663ff3960b4f08e1f1c6a91477ee8ec4e01f8f12c48b18f1ccdf4c3992ee6b1a438ade8a35a082102e13cdc8454c10dacce471edb2
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SSDEEP
196608:YggHZHaHCh6+vIiUWjaYhoWsUWX/NHIhdCixFAylCd:YP56a7UmalQgNILeylC
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 3 IoCs
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Unexpected DNS network traffic destination 2 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 63 IoCs
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Runs net.exe
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.exe"C:\Users\Admin\AppData\Local\Temp\a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-COOAL.tmp\a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.tmp"C:\Users\Admin\AppData\Local\Temp\is-COOAL.tmp\a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.tmp" /SL5="$5021C,7936891,54272,C:\Users\Admin\AppData\Local\Temp\a94c7cc1ecfe18112c2f310b40e0d9d12d3f4aa9450551aa3e228776f7b54743.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵
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C:\Program Files (x86)\BassMixerLib\bassmix.exe"C:\Program Files (x86)\BassMixerLib\bassmix.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\BassMixerLib\bassmix.exe"C:\Program Files (x86)\BassMixerLib\bassmix.exe" -s3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 73⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 74⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.6MB
MD5dd91ff8e4df327ac51397292df507e34
SHA1710c63957cf66152cec5766c5893d2cdff0cfe39
SHA256bf7b1e2c06fb6712e338ed781b67cc8441d8960b96c5a99a96500728624623b1
SHA512117e682cf4bc55dca8e92df0ef85dade5c82e413dff82751cee8af6cfecefdbca4b1434aec448972a5f07c8f06d220736eeef0c35fc8f05f76a633cf7711e7f7
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Filesize
3.6MB
MD5dd91ff8e4df327ac51397292df507e34
SHA1710c63957cf66152cec5766c5893d2cdff0cfe39
SHA256bf7b1e2c06fb6712e338ed781b67cc8441d8960b96c5a99a96500728624623b1
SHA512117e682cf4bc55dca8e92df0ef85dade5c82e413dff82751cee8af6cfecefdbca4b1434aec448972a5f07c8f06d220736eeef0c35fc8f05f76a633cf7711e7f7
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Filesize
3.6MB
MD5dd91ff8e4df327ac51397292df507e34
SHA1710c63957cf66152cec5766c5893d2cdff0cfe39
SHA256bf7b1e2c06fb6712e338ed781b67cc8441d8960b96c5a99a96500728624623b1
SHA512117e682cf4bc55dca8e92df0ef85dade5c82e413dff82751cee8af6cfecefdbca4b1434aec448972a5f07c8f06d220736eeef0c35fc8f05f76a633cf7711e7f7
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Filesize
694KB
MD55525670a9e72d77b368a9aa4b8c814c1
SHA13fdad952ea00175f3a6e549b5dca4f568e394612
SHA2561180706added2a7899f08f25a9f88ecff5d003ba8964f918d00779565e4a6978
SHA512757249f7e67f82522a8e3079a22c5cf92111626446a32ad3ef876f23885f62d1bb5bf3238d564e23531d062fe18742568dfc00e33b049bb8eef05eb953ef981a
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Filesize
694KB
MD55525670a9e72d77b368a9aa4b8c814c1
SHA13fdad952ea00175f3a6e549b5dca4f568e394612
SHA2561180706added2a7899f08f25a9f88ecff5d003ba8964f918d00779565e4a6978
SHA512757249f7e67f82522a8e3079a22c5cf92111626446a32ad3ef876f23885f62d1bb5bf3238d564e23531d062fe18742568dfc00e33b049bb8eef05eb953ef981a
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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Filesize
13KB
MD5a813d18268affd4763dde940246dc7e5
SHA1c7366e1fd925c17cc6068001bd38eaef5b42852f
SHA256e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64
SHA512b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4
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Filesize
4KB
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Filesize
4KB
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Filesize
756KB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
80KB
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Filesize
80KB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
-
Filesize
3.6MB
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Filesize
3.6MB
-
Filesize
3.6MB
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Filesize
3.6MB
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Filesize
648KB
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Filesize
3.6MB
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Filesize
648KB
-
Filesize
3.6MB
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Filesize
3.6MB
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Filesize
648KB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
3.6MB
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Filesize
648KB
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Filesize
648KB
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Filesize
3.6MB