Analysis
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max time kernel
145s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
11/12/2023, 12:18
General
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Target
f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.exe
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Size
6.9MB
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MD5
4fa64cb0b5b584ffd006d51c8862d7dc
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SHA1
ee3ae66c3b5201b6cab5a502d3eb338ea3158f72
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SHA256
f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588
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SHA512
601dfcfdf12c00c5eb58aa847e4d1248f9f6cb9a343402c780488c3a9ea6be48d47141a80839e9666764dc71378afa9e19980ab064fe841eae3a7b1a2650ee1a
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SSDEEP
196608:qeusL5Sg97UrK5EvfjuiKsrGugWn7juD9k3Ozj:RVsg95KnxLrGufn765k+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 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\f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.exe"C:\Users\Admin\AppData\Local\Temp\f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-AEKO6.tmp\f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.tmp"C:\Users\Admin\AppData\Local\Temp\is-AEKO6.tmp\f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.tmp" /SL5="$40180,6944675,68096,C:\Users\Admin\AppData\Local\Temp\f1bc7bc4057b15560fdc4453c41d2d5d5837a2308533bf429149e663a4f73588.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:\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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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s3⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD593482b5e43eebc4a233dd773e2c56b3c
SHA177e4979a58ff5db40ebf545d8b393fbd3a974b10
SHA256e9d17e5406339eaae7701d2775489eeb17e6b1c31b03c8766fba106317da4560
SHA5123f01cc48ebb079e92842f20a03fbe63b4a203c7d52c79ec1457b5ad1d6dcb10acf53f60719bafb143f4726b1520fd2a9430b3c70a42c1c6f05b2c4b79377e444
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Filesize
1.2MB
MD50e633b9055f53b5dd12e864bf0fc8b02
SHA1b9f16de2d30ae7b904b33178509afa627150fcc1
SHA2569c5b54062a79c1c33326d0c5e7957a11f130c6201c975074adbc04e8cb705b6d
SHA5125ddf808d628dac0968122939c79c335cc00aa0f5d21f40a47d3b8df609c309c926b15bb4c77e7f442a6ab4a7072c9e3e18b452e54f16c58e1454e5b3c8a070d4
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Filesize
392KB
MD57038ee9502129f1286ddfd00c9367e07
SHA165822493a6cf0f8d45b6d74c262e0580c56519a9
SHA256d9551e01a0d464cca57dd2223ceee06b2c1b4bd3f003ef5b03e69e18869ab37f
SHA512117b49cba4f4e257320603b9f8f14c67193e9e7e46963d3e95333d9fe868e130b7ae7e50afd19e9e01c63efd97e2764d07603db818fc3f3e544dc0b0918a24ce
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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
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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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
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
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
4KB
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Filesize
752KB
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Filesize
4KB