Analysis
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max time kernel
151s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
11-12-2023 10:20
General
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Target
3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.exe
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Size
6.9MB
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MD5
b88c371e12d981e6cf37612e6d8f84d5
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SHA1
b21602a01590ac56bc7890fe4317b3a4484798a7
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SHA256
3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc
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SHA512
32524db2d2e8fccdab2e4cf2272131ce680cdc8b8da4972d1a4d24ffa093366d55521d8bfc99f0dc96d6b2d3942c27ab0e899a34a8c3e1f8549c982128844865
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SSDEEP
196608:byD4UUAnfcrSuleVp+jatZRGrrC/sF5wvACzj:q4Uvfc2RGatZcXF5uzj
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\3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.exe"C:\Users\Admin\AppData\Local\Temp\3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-79C11.tmp\3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.tmp"C:\Users\Admin\AppData\Local\Temp\is-79C11.tmp\3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.tmp" /SL5="$60064,6986290,68096,C:\Users\Admin\AppData\Local\Temp\3841fd50d4d2fc775224b65631fe4e1b286d9789ffed5a6b1be030eed5847fcc.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
896KB
MD5d171c9144fcf414ed7b39f6c0534a002
SHA19c9b420af603204f41693dc1c255e32d10fb7003
SHA256d060bda3e34ca171032495c26bbcae72e93d1f93fd34b4dc2dd869a3b02174ef
SHA512bed0ebbf966e12a48a4f33b40f19f920571d6eb332e90ea667237c6ab885e828b6e3414ad93682aea7bdbfb39c34ae52c9270548d965d406b2eae0dfac6cadbd
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Filesize
256KB
MD5a166764d14f098e9b05caac28a01b16f
SHA106c6267770f0b8c1335986bfaa815c0d92d4b1d2
SHA256e9bd8c5d45236c837f6a06dea0b3d2364628c8e3a04afa11c454ef20670ae3b0
SHA5121933cb39e87bdb09f819b3397274d3257aa303f7b07b0a95d558e049b9cb50acb9f432a3d99188180977e4a4a029b7c1a4ac47cc0060f2711928ec70929c6132
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Filesize
411KB
MD5c13b633d8b17379956f7b9e056ec7778
SHA11009917dc1eb617d60904829e7635e71149c93c5
SHA25624c235b7c2e0e1a0692bbac8f2a8b0c2d0abbf3a5519a876a4c3389ead7928f6
SHA5127c99ea3a31d1677ccf6d3113e128313bf168cf707f00df8158c9a6c48cf1a167ebb7470dc28cfac92a122a93290c71e0b1abc029f282304029692a0449a81e5a
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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
632KB
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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
1.8MB
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Filesize
1.8MB
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Filesize
632KB
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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
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