Analysis
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max time kernel
144s -
max time network
133s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
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submitted
10-12-2023 17:26
General
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Target
f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.exe
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Size
6.9MB
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MD5
b6955bc74c5788e262d2d8c6bdc375e7
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SHA1
ce65eea498c30ef223689a8c43e2939804704571
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SHA256
f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca
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SHA512
1d3cd9643f5fb2e1f49b67d45f13908de1d999165250688238a29787276fa388a0483a3d2c7600f1e088b167560e4e249fed23a19d4512ff8e72fd2f95c9ee98
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SSDEEP
196608:BK2+nNevvWstwr2m5BmycyEbSfasepd5e4x6+AjZ6mjxzj:BDY6tiP3myRfzepXe4ny8gxzj
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\f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.exe"C:\Users\Admin\AppData\Local\Temp\f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-BRGON.tmp\f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.tmp"C:\Users\Admin\AppData\Local\Temp\is-BRGON.tmp\f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.tmp" /SL5="$90032,6991381,54272,C:\Users\Admin\AppData\Local\Temp\f5a57474952c14184c1105ed9d2e8908b6c09f431044e6c3263abcd8d2beaaca.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)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD561fe27cecd98bb57657a22057eac275f
SHA1f07965d3965c5f98b581b9d595c85ba1c8273286
SHA25604eac41a9d9bf33c1cdbc4e75b7e64bf8ab063d1695c62b58b6c01eb0b81d9d8
SHA51248b960133ffec295716a0f1ab42b253162492f1e32c505132dd0a60e86aa2befa1763c4a1c783dcad33edbab71e6a269ae74120f2f0ef15db1b48ad0c2a04197
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Filesize
1.1MB
MD5ecd4107b4377942e7ea07ae8acb3c3a0
SHA17831b295fe95aec33c29627e5e93e9e4108243ef
SHA256051b0fdf955c59cfe61fe7262711e58e061ff1555ca1e7c3568164c9d5274bba
SHA512545a25913cf5128e34cb3646cbf621394e8545fe31e1858fb6641db10b92a82c753f0cab3d5c00bd3dd305d278d2d41d507401a6c0225580ff56b0444f339b92
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Filesize
622KB
MD53ff8a44253d57d924620b5177cc92613
SHA1428ebe76d3fb07dfd307dc30503e504fb77671de
SHA256e584828df756e3e0fafb1297d44715f4efb0bc353fe69a68564b5a42a4ff26fd
SHA5128488a967730f89d9eec63c84e941db3c2336e1c8c805a092c85197aa3a68715452883f41d1d135986b0b5a671e3f38476db48ccf00d5d13e0ef92eb2e28d3a7f
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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
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
80KB
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Filesize
80KB
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Filesize
80KB
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Filesize
2.1MB
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Filesize
648KB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
648KB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
648KB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
2.1MB
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Filesize
4KB
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Filesize
4KB
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Filesize
752KB