Analysis
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max time kernel
153s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
11-12-2023 06:43
General
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Target
a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.exe
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Size
6.9MB
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MD5
8ec87ef8cfc03968cd940cdbce5c1890
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SHA1
0dd94a6353fc289bc456bf52e5c84d584c2d8720
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SHA256
a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14
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SHA512
b35dc0ee3caeddd763a283d7ba350755dab9991c73229489d688dc8003b359654a4612b12019e3f29b7ad7feae00f9c5fd4f3b5fa73f7229641c2bc402bbc8d7
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SSDEEP
98304:TzyQ4kc+v4jvDhsQepuwmrkz216aPE8d9X+X1M2CX27eGqc6hxTGZtsAzFjTidLb:iQ4PTP94zHQ9OX1M2CGjn6hDc6LKEzj
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 2 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\a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.exe"C:\Users\Admin\AppData\Local\Temp\a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-65KMO.tmp\a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.tmp"C:\Users\Admin\AppData\Local\Temp\is-65KMO.tmp\a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.tmp" /SL5="$600DC,6985458,68096,C:\Users\Admin\AppData\Local\Temp\a67cdfdb72c46d086d6dcb5986e7972626da9916a8eb477001ab0f8ebd2f5a14.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
1.8MB
MD5ce0b4d4d116f7ff827115c5ee2bfc0c4
SHA13a12cf70e643db463a3b33ec4a77c0b02acc3c82
SHA256c2a5278ab88c29c6c60460dab68829f3fdcfdf6d634a9f31d8342e890ab679d2
SHA5122d2ae0224032827b0a07a40faa34817ccce41742d3f45e124834f6808f39965d642715285fc4a3557bd428d6bea1de991b1768ba5796d2f6262ad0dff8e811bb
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Filesize
640KB
MD5b1349f029f5cc0571bda8a792128a16e
SHA10c3936e2670041be9aea43fa779e4b458c0e3e9b
SHA256e729545b40fbd3583373ea018865f510e0817c5ae927bb86844d6196634fdeac
SHA5120a86598d237f7efd2d419c3e43f3806a7ce570a95eb23db84960f7834d6046d31757382a2b0ac25d54b48c47fb81f982c2c91fb9e07a3319bd24b55eeafa4376
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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
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
4KB
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Filesize
752KB
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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
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
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
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