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Analysis
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max time kernel
118s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
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submitted
28/12/2023, 20:52
General
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Target
f767a3497d399db7888c6cca825caf23.exe
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Size
2.8MB
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MD5
f767a3497d399db7888c6cca825caf23
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SHA1
d5f883b41d83138eb8dd86a96bf1a024955679a9
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SHA256
f799be183c8bdc70a4b7559dbba3067d6eec4155913477902a0a7d5de3eb814f
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SHA512
17764831a8d2fa24015884b978adda05b0a577cff75225db59fa1cd8c83745878485ef6377da31f07d58e8d9e778159a192d7ec78451688b73e4cef24126ce28
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SSDEEP
49152:COyLMf6GLw2kwKSAklUYfHStpoDtbZ3gcUlWnb4x53PL7YXb/6sRNXHctMfm9Y:RyGdXKSGNtpg3gcUlw4/3PL7YXz1TQBY
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
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Loads dropped DLL 6 IoCs
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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 27 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of FindShellTrayWindow 1 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f767a3497d399db7888c6cca825caf23.exe"C:\Users\Admin\AppData\Local\Temp\f767a3497d399db7888c6cca825caf23.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-J7UH5.tmp\f767a3497d399db7888c6cca825caf23.tmp"C:\Users\Admin\AppData\Local\Temp\is-J7UH5.tmp\f767a3497d399db7888c6cca825caf23.tmp" /SL5="$7011E,2569358,118784,C:\Users\Admin\AppData\Local\Temp\f767a3497d399db7888c6cca825caf23.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Quia\ut\Optio.exe"C:\Program Files (x86)\Quia/\ut\Optio.exe" b3571eccb954ee7b5be0e85bd60ce7c13⤵
- Executes dropped EXE
- Loads dropped DLL
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
630KB
MD5e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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Filesize
2.4MB
MD5065551e097c8f56369cb8a9c9d1ffd31
SHA1c0a4e795baaafa0db636a0ed07b0f8db85d4e4d9
SHA256867f5cb55416cdc0caed5495b5149041f9bbeaffedbbd89472b68863e0cb5bcd
SHA5125e15ef9a44736af862d949355cc46820ae84f02e12b98370b590144231f48afe72d12d8132e4284ab815d61177009260a2318c2ce6091342b0c72ebcbac03529
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Filesize
1.1MB
MD5b69b348d3ef2973bf1dde47370b7a393
SHA1fea161fd274600613c5e409aa2df15fa62110532
SHA2565caf88d958ea88ffad7493b344f5addcb3b378d735ba81bafe29903f0fa6eec4
SHA5120a347c800e0973ed9a9693c4e58f53828c2301817b9ec1446781fa02839ad680e4122b20384ca80629c24827ccfe2028b80fb12bfeca07e1af7563e2fb89785f
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3
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Filesize
4KB
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Filesize
1.2MB
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Filesize
584KB
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Filesize
156KB
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Filesize
156KB