Analysis
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max time kernel
141s -
max time network
145s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11-12-2023 07:54
General
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Target
1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.exe
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Size
6.9MB
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MD5
4eac7e4e0398bb0ea45fcdd15cdf3f8d
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SHA1
139cf08b4721c04bfe6fc688eaf3f2bd716418f8
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SHA256
1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a
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SHA512
84948b6723f76fcf8c0b6ef84b2e46b0c956f8522c09b1fefc6eb72f2053136f735c144571cebd39e035a976e4f7e9fdcb0fd976179262942e00be2f684b487a
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SSDEEP
196608:gH/2cOhoGEpX+jRFRvz29jgM7+3Utny3r/mvZO0agzj:VcOhoGE1ArRvqlgM7xtAT0Hzj
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\1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.exe"C:\Users\Admin\AppData\Local\Temp\1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-0AV3H.tmp\1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.tmp"C:\Users\Admin\AppData\Local\Temp\is-0AV3H.tmp\1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.tmp" /SL5="$801F4,6982471,68096,C:\Users\Admin\AppData\Local\Temp\1c4438c3b91606f4e8c435b881ac6f238783be09ed57582dc32db8213dc6ab6a.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
1014KB
MD5bf81e8f56428922de4ae3ae31726ff12
SHA1e1496784ca545b477069a21926050b3da37b52a1
SHA2565fff8da05a6b3c938becf41ebf79c859b61208fa5c5e03ab33ea6a2684ef736c
SHA512300ca7b9039974294fb44dc36c76d2350121e4b16628ec1b1a43afe04c6f0cdcc4ce74a9fcc5fff51ba55c61ebbb040a8b0b639576c827e9ac95d4b65c3b9f49
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Filesize
1.6MB
MD5db1b8ce381910ab3a624c370ff653388
SHA154d3e6669e22ec292dd511fe14206cf3edabe303
SHA256d947ef8c86ad2dc868d510576d18a66d30bcbd6cdde69a5e2430f6e8ada49286
SHA512378fe3adb47114cc9eed29d32c4e63779f697d8c6442da08a494090b180b8caf2bef88be5fc9d7c618e93eb48c7597f018df16d2f0c55d26ee4f23f3c9897877
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Filesize
608KB
MD5841eb1e8ec48e0e2cdf5bd84b940d0b8
SHA141aeb4f58dff44191ca9d2e7f7ca96848941320c
SHA256c10412ca0d7a112b876a835e989d922d3c0ca61936f9cf22aa4d7b8248018323
SHA51209cdaf1c1370b3d7131de6e7d45dd5f10dc862d166aaf6200f4ee6dd3db21eea7e09de4c5a092d23b0150ceb1353272ccdd327aeff2d4e08fef4fdf771e51522
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Filesize
357KB
MD5f7a6cefd9e85013ec82294adf1e60d96
SHA1daf2d2a5c4d1c935eb6d3bd8f4f723dca8b99f1b
SHA256a36b08f9a72d3a80d7935665396b7ea6f7f3f3a9d2ba7b81f996cb62afd96c2d
SHA5120df16a18cf517b33c0736e9650b1250aa2df066bf54a7098ae42c0a1870cbb4d9e8e96136701742ed8d78d97e825e90b95893d7879318995483c54e39a99860b
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Filesize
208KB
MD54e7ff403a7972e0fcb5ee9d58de42bad
SHA17d6a4c9f524b46ef37ab98e9d8e70d81ecd205bb
SHA25647d9aba62765ce7a9d16f0498d8a0b376e7dbf77f85a3df04280071eb99c3ff6
SHA5123fdbebc460931827d689e57fef67cff794e9cce776c7dd90b85b552cf1a5d5acb05bb836b2f2fa11dac85dbd9a768b0a942d66c70051e57c62e2f7b18600cd57
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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
752KB
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Filesize
4KB
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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
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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
632KB
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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
96KB
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Filesize
96KB
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Filesize
96KB