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Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
11/12/2023, 13:09
General
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Target
bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.exe
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Size
6.9MB
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MD5
f95ecff99f0498975b511d38b667f3a9
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SHA1
54a048705321d24d4953dbe3b03aa7f888a9612c
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SHA256
bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a
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SHA512
0eb38e1140ccbc4e3e5d1e3eeb9683784a9788b084ba64e38f83e24c1afdf2682e8dc41ae0c83babbde9d46cd8867ee4d1a5f41584b55240d42b56ac4ebf0f96
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SSDEEP
196608:cxOlhkHxfDumIwWJfU1IzKkGjAqiuGIqOg9zj:njkHxfKTnJjzKkRtF9zj
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\bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.exe"C:\Users\Admin\AppData\Local\Temp\bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-5NPT6.tmp\bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.tmp"C:\Users\Admin\AppData\Local\Temp\is-5NPT6.tmp\bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.tmp" /SL5="$501DC,6950053,68096,C:\Users\Admin\AppData\Local\Temp\bf7c6817968969086dcf02ec76f3e13e8565abf705c8ae21629236c98e779e0a.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
Loading Replay Monitor...
Downloads
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Filesize
384KB
MD5dbf0910ca37703ac39af5552b565bbf1
SHA1c762d6f7698b37a5ed7d653b2c16e57418381d31
SHA2568a6f64014021ca8efa8463cc0ba21b9492ca57b610b7a7e3bfdfd7cd18c6de45
SHA512facd20b970e93a2f8ac4bc83d60d27495ad565b33fd2aa02e40343b525cb0fdfed55adc3bb8addee6512ac5325b870932662d624ef68500ca28a9008f3d5ceb3
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Filesize
64KB
MD5ba3de778153178f35dea9ab4d64d7c34
SHA13af1768f1ea57a32dcf79cd93a398ca7e4af310f
SHA25696dd5e69577a92812153d06d09caae12108abfad7bb382afbe0583f8ca244106
SHA5127b85bb6f248818b147b365cdecb66469baf128ccf55fe524b4dc66dd851202f87fb1e0ad92c0bbb5ca3542626453bdd69605b25dfc5a9e3592dd01ddf97fe73a
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Filesize
375KB
MD5a34f226e6487ee231b530b1af22fc600
SHA19e1273de3dfe62f4d4b8bdf526f9bdaf47998ae2
SHA256020f1cc79e74ad757a83dae11e37b7e7e19be976b3d94ee9113bd24fb70b0abe
SHA5121276db36e0723b3d818f7406124bda2c50fca40f1cec26b673b6f7a8db6ca638e87a0a638802174b6fd543b1cb161941ec81b168cf1ff0dce37eacddd3cab750
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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
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
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
752KB
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Filesize
4KB
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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
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
1.8MB
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Filesize
1.8MB