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Analysis
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max time kernel
144s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
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submitted
11/12/2023, 11:23
General
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Target
4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.exe
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Size
6.9MB
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MD5
8272b6835e900c6b0bea3870ebb66e6c
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SHA1
0eea949c0b36a1a53fd89be8670fbcff9ae8ca30
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SHA256
4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e
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SHA512
f0fa9ec772b7c76beb898e75325a1fe1bd13a505ab3979b3ad2821cda2d119ea04202ff824331b8dba54b5f7a70cf6309dfd3a9975f1e483e2ab73ae4b8931e3
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SSDEEP
196608:9RW8Bq+q3WGhRQY914E1DF+V3bm/LCGNq3eUeKP3gdVfzj:9QeqbhPK4DFY4CtOUYVfzj
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\4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.exe"C:\Users\Admin\AppData\Local\Temp\4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-RNPUR.tmp\4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.tmp"C:\Users\Admin\AppData\Local\Temp\is-RNPUR.tmp\4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.tmp" /SL5="$6011E,6953145,68096,C:\Users\Admin\AppData\Local\Temp\4a1e767eb4aec3c56738040db9e5e1f9a2f3e0536cf25d93abf7bc4145b8f55e.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
1.1MB
MD5f6220b9c275c36809b26fd469480a69e
SHA124029cdb82b731b41bbb8143460d6d0d9bf13d80
SHA2564d2a8385530ee005421c4528e58ca745049b118df47b08f8cbddfc7eebf3a25d
SHA512363237feb12b65ab46792fc2c8de3deab6a1c8324c15f0e33558cb7090c4e9c5d0b8d9df90c42076c801d375fbc2fa341250fa23702d43428f567fc1b370000e
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Filesize
1.1MB
MD50961845ce70a36e6331161e413c07473
SHA1dc08a75d93fc44aec86014e2cfdab48b4e9414c6
SHA256b5abc10c2cb53b5ee6fc17f2dce9628cfcdb67d450ec3f267530e80cb1c29423
SHA512a8f694d753ee50b9df234caaf907e3dbe8384b257069820f8b7ffbe008fa7845906e079abff98af5839056eae717427f58d72bb3e246287db880fbf90215fa61
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Filesize
251KB
MD5484f0dba884c6cae73e68c07195c94b5
SHA1e867dc83fa9b70cc9d0ca6624d98af2accabeac0
SHA256eba28e5136cd5412eef52615e9a19355c29d7974f9567abee2ef1e07a4111a7f
SHA512ee360a5893ac75002e1d8a1c58375d11ee1d2cec22d89fba1b9667951d4b8083b10d540f617aa071cce6916dc1bb7240d7c0e047978c7415a8cdc944d32587d6
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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
687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
4KB
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Filesize
752KB
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Filesize
4KB
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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
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
1.8MB
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Filesize
1.8MB