Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
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submitted
11/12/2023, 13:45
General
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Target
28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.exe
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Size
6.9MB
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MD5
d5f0f08d3b1fb727b57977372f9b0b1e
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SHA1
c894e79e8da8e6531afaabfd82698df023a1eed0
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SHA256
28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71
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SHA512
4b3a13f2db441f0731f8253f0585821d2ad6a538a619932372ac1f2893bd02c99895ab307549fa50a0cdac56627a4524133f9a7adbfd581d576820c9234a80b4
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SSDEEP
196608:2eusL5Sg97UrK5EvfjuiKsrGugWn7juD9k3Ozj:lVsg95KnxLrGufn765k+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 3 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\28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.exe"C:\Users\Admin\AppData\Local\Temp\28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-JNVBK.tmp\28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.tmp"C:\Users\Admin\AppData\Local\Temp\is-JNVBK.tmp\28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.tmp" /SL5="$90080,6944675,68096,C:\Users\Admin\AppData\Local\Temp\28bea7bab6a2a38d8d0100ecc5d6876eaaf7f31a1b9a41df15dc0c3495ce7f71.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:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i3⤵
- Executes dropped EXE
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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" -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
799KB
MD516480221a3b84926feb2f3d812086ab7
SHA1f2316e81ae9777b0051bb2ff7673977f6f0027c0
SHA2560e4ff095c4657caade1babe32ee89c32b2595a77e69f808064aefbdd3b5eec3d
SHA512759a00d3f3d5a783ceb019c152632d854c68072c6e1a1873c96c1b04cda75746730b499f3c07f6c1f308437454e1a083b6cdb41c0dab03ec5da177a8a86e2af0
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Filesize
695KB
MD51d7a03f631cf012f5071fc8308eae23a
SHA1dda38496de7670d3817e1f76c991b879330b4cd9
SHA2561e0316aebae216e0042492f289ab8ae88b65eee2f8ffeb136587ddf0bbe4e6cf
SHA5126aa2b4b8720d8d4c027987db7505f6d9c7510f0a8806415d07de966a1a01c92f20e3c211245a4fffddae49b2ce518381912db98a7fcd86b677b3a89b1216f266
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Filesize
539KB
MD5a712ba775084aea86fac567dc3a6cc6e
SHA1cd7e919e11d115a9f0bcc640b34ca20c8775c505
SHA256db5b35d9fe55becf3c32106259f6f920226d569c04e1feb2c11b56725427bdf8
SHA5127512de22dbe11580a10a6996ccefd51667be47ae2b319994219ecb129bc72cb878b659c8baf8fc881f28627e20b8624b7c214058e084c29ab7ad79199c6ae259
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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
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
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
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
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Filesize
4KB
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Filesize
752KB
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Filesize
4KB