Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11/12/2023, 06:36
General
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Target
b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.exe
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Size
6.9MB
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MD5
b323be7be0887650d8ef438f6e8903f3
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SHA1
366b78850c686f2ce5a3d73920984e1163242ae4
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SHA256
b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f
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SHA512
f4dbeb1a93b21df31cb877bceb3411fc6a7d2f52cf089722d1209db7a85adc2f608801b48bf3eaf44b7f887eafd692fd7fa0c1e66a39ab2cb3f823cb54a17aee
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SSDEEP
196608:fyD4UUAnfcrSuleVp+jatZRGrrC/sF5wvACzj:m4Uvfc2RGatZcXF5uzj
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 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 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\b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.exe"C:\Users\Admin\AppData\Local\Temp\b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-LQ9P9.tmp\b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.tmp"C:\Users\Admin\AppData\Local\Temp\is-LQ9P9.tmp\b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.tmp" /SL5="$501EA,6986290,68096,C:\Users\Admin\AppData\Local\Temp\b9a19603a3e138b81165f346d6eb5ecf381a87e741e347c592a1cd04b9e04b0f.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)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.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
1.4MB
MD5abd4d2b02cb490d99050dab77b8ee385
SHA1b020389c69d01e73c960746c107ae895a86d6a9d
SHA2563fb37e267a4cad0d8f4982ff5addaa26b392ae240ce3507dc3a2a47bdbab45ab
SHA512b9e84b93101bc93e00d3e55ce1b2fa60b6e3b2ec944cab43863053d672feab876017b87f968e33ea002578ea7834f383f3acf901dc5ebbddc3b6c4d58e2ec0de
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Filesize
1003KB
MD5ac873505afb5994f781b2e44416525fb
SHA162a1238db44f5161bc1ab53f2b5a1e7f77ebabf6
SHA256fe4312a55a36fce69812781b668e764a2ed31fb6223ca112c8faf06b67e18ee2
SHA5127958aca83847237fe477feb812d1927b80f6ee5acef78e1a651ea7faed1c74e6dc704cd83142f8d08f09fd9b16dd33d7871faf7922952f65032abe4a5593b0f7
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Filesize
513KB
MD5d1d9f3fe4c24e4a877b89faced1aeaa9
SHA1a478eb373a0a7fbc7556a059d8f8eeb3f55afa1c
SHA25679bf7be83bb6186c4bbb4c94a18b9770042688a71954e03e68d6f60ce083cb21
SHA512527ad3becbbea4e78de4d8739d7b3d5bcab582a06f853389637bb3170b95445ea45f4afed289c7a0ce217daf6299158605576d8d4f6bb5845b5b6af8bc8b9922
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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
96KB
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Filesize
96KB
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Filesize
96KB
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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
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
632KB
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Filesize
1.8MB
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Filesize
1.8MB
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Filesize
4KB
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Filesize
752KB
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Filesize
4KB
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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