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Analysis
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max time kernel
143s -
max time network
133s -
platform
windows10-1703_x64 -
resource
win10-20231025-en -
resource tags
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submitted
11/12/2023, 12:55
General
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Target
b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.exe
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Size
6.9MB
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MD5
c9d84e9ee8058f43f728be23c52645b6
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SHA1
97a0a7d95ceae33c0a3f97aad4293970d1990eb4
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SHA256
b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244
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SHA512
a0482dcd1dcac26a226d4467f16e020b7423b9110c8d1be02581338d69b2718acbd258f981f541047a7014fb7f04d24cc6973716a865343dad097284ed2430ba
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SSDEEP
196608:8DoG3bFqjpLC0TSMLsn33HR83v9i8l7INzj:8DyNLCWZ2HS9iQ7INzj
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\b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.exe"C:\Users\Admin\AppData\Local\Temp\b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-5IR42.tmp\b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.tmp"C:\Users\Admin\AppData\Local\Temp\is-5IR42.tmp\b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.tmp" /SL5="$F01EA,6971036,68096,C:\Users\Admin\AppData\Local\Temp\b185153240cea2862f051ae7271601627becda44281401993590dc67423c5244.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:\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
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Downloads
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Filesize
1.4MB
MD5acab961c3089576325e5b13c8831a516
SHA190ee6ab26d5ead369be1a60924a01321dc7e0eb9
SHA256eb09a124bc6f225a51538b7665b63cdd12eb584f3befac831ec1525bb7a99622
SHA5129ea69e1f3d3deecc5533608c246d031376dbba94f63670dfc4fa350fb8f36f138a8a81837d0868f3a5609f3591e3162248be64370d356aac47408ffc55404e8c
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Filesize
1.5MB
MD5b8770bc0eaf40f2563bdf1b4b0ae2ef5
SHA17cb5583d41ffb4b71b5047fe638d60e9e32a54a7
SHA25659b3b4dc6b8f6f53d0602890b77e6a743bbee779f42cda3ac6c2f7ca0c942a96
SHA5123ddd9b6fdfb82fb733840d0320fcfe3bdeabe5f13eab80ad4346d438192a72e259a91a65a9de9d22c0cb0f990f9d9a3910676c49cfd17bcb7eb460528af8a230
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Filesize
740KB
MD5a28c5b00a0d20029e859d093ca98fd02
SHA1d6378053b3464ff822b743c0b4123dd7dcc5c503
SHA256bcf16fe958152edf165767a477702c4387d4738296df3cbf96c7e7914043a06c
SHA512145306f2839e51c6114a6ec5dc8728cc3b570ca9fe09cb9e03d38b780c01bd3d90cbc062c2b0cbcf7c8549fdb19e4f58b7237245c7c7960f9ad1fa5567c91e11
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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
96KB
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Filesize
96KB
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Filesize
4KB
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Filesize
4KB
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Filesize
752KB
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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
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
632KB
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Filesize
632KB
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Filesize
1.8MB
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Filesize
1.8MB