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Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11/12/2023, 14:35
General
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Target
19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.exe
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Size
6.9MB
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MD5
b8ef4e882069b96a8b07416c545b3ea2
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SHA1
b9d9e0c6bbe44fa2b95d7409c6cbd1c033ab4fbf
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SHA256
19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8
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SHA512
8aff89352705012d15ebdcb4e019dfd54aeefec0e2a7eaa2e4e349d4d4f46697dc24ee3d40079f42ccea30bd149dbefea8ffb11d472d9c7d955e5b3ebdf5f2a6
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SSDEEP
196608:aeusL5Sg97UrK5EvfjuiKsrGugWn7juD9k3Ozj:hVsg95KnxLrGufn765k+zj
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 3 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 FindShellTrayWindow 1 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.exe"C:\Users\Admin\AppData\Local\Temp\19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-7L4MI.tmp\19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.tmp"C:\Users\Admin\AppData\Local\Temp\is-7L4MI.tmp\19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.tmp" /SL5="$1701CC,6944675,68096,C:\Users\Admin\AppData\Local\Temp\19b059164d91956b5e0f34fe5b9261f6ea958f70b1e3698a5f8a2e395235bdf8.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- 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)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.5MB
MD5f2788f080801a666705182bffe179a45
SHA192da9151824a2998429b9a475733397f59ed6d0c
SHA2566e1155d662063cab26f561ea81cc9fda5d15c1fa57d53493eaf589eb7bc13b71
SHA512952b134bd0e202e04308c36c9e449b3a68df7eeb438ead73832cb3b79e005f86cc8479b4ac883f2b0880a5a932258317195b0bf0bc9e2c9e5a375c3268d720e5
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Filesize
1.3MB
MD5e14d9ad54bffc39d0514dd971e7820c5
SHA15c85020eb6cb2f5a1ba4ac99b85fd21f621ffbbf
SHA256fcd30e67c105077f5187a5d77bcfe1a601dcc8cc9e61577cd7afdef7167966f7
SHA512a207daa52404543fb5db27e7dc066595f7bb0c73bdf2d2128dc1a78ccd3580c702dd29f01ac27c91a7bf6d7f9a56943761903320a0a439e6cf92b24483ce4e21
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Filesize
377KB
MD55a348189dade89d9718a8b36b37d2e6f
SHA1490a8206124941246aee1b409e088835ab503853
SHA256b1b24dbf4f7f411259a58c68c13db69e8c018989936b75cb0cee2ae7de8490c2
SHA51269ba328ae427953fbf45dedf0840ce2286bea54f00ea887003227f684cec1365adf3f8d97c58db56f3a8e79ed6be6b328ac0fedd8b30089ebf82feeefa2bf410
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Filesize
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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Filesize
1.8MB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
632KB
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Filesize
96KB
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Filesize
96KB
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Filesize
96KB
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Filesize
4KB
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Filesize
4KB
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Filesize
752KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
1.8MB