Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
03/04/2025, 17:31
General
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Target
2025-04-03_0b63c20da5767c550d7058d187c43e82_black-basta_floxif_hijackloader_luca-stealer.exe
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Size
3.0MB
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MD5
0b63c20da5767c550d7058d187c43e82
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SHA1
4a0e9e70d4a16791e959640978aa58349a9b6ec4
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SHA256
10df44515ef70e0999a8520beeb1dc5f29078955801cb13578819d6ce404ae9e
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SHA512
c6c6abb9087b28717c0f01b8a94827e80a6537786bf0054be2253e3cc56254be3e06276da4564d4eb076cc25dc24219f3fff0a9fe1a943a1c5aa2c7c35e2fef0
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SSDEEP
98304:Wls+unzGJl9ZTNDrimf5V2j6IkB6ZIVA0f8a:WlW8/riWkkB6ZCf8a
Malware Config
Signatures
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Floxif family
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Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
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Detects Floxif payload 1 IoCs
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Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 18 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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UPX packed file 10 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-04-03_0b63c20da5767c550d7058d187c43e82_black-basta_floxif_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2025-04-03_0b63c20da5767c550d7058d187c43e82_black-basta_floxif_hijackloader_luca-stealer.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe"C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
3.0MB
MD598149adf3aefebf7788afa5030f02219
SHA155b895a723e733df03bdf30d17e8ad0ac0983495
SHA25697b7835e85caafcada537ff51c2373c1108146e64f7717e30b80c1d379c70bd1
SHA512d9c5380e000d94decb89bdf12c5fe92ed1a1f6694b7e072473db8837d52037a123f4cd6c8192e4996056857c0934c4d27c0fe2d2e7ac2200589d93cbc2d59810
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Filesize
2.5MB
MD55f5045bf94a971f05e7ee98d566af4ac
SHA1f61c44c14b6b26d85e758949b0d175f6faee86c5
SHA25637767a322a3d0cc56fc63cc2211c9f4ec0f93d6196b6ab606faa03996ddfadc7
SHA512dfd0b8d6477cc9c19eac053c360ccdf5473e2b9c6bbe9b2aaa1091a1fd3e036d2283ed4c641ca3b320c721c2d635e08648086c4624b3e50fe8f6d9b976484517
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Filesize
101KB
MD533b4e69e7835e18b9437623367dd1787
SHA153afa03edaf931abdc2d828e5a2c89ad573d926c
SHA25672d38ef115e71fc73dc5978987c583fc8c6b50ff12e4a5d30649a4d164a8b6ae
SHA512ca890e785d1a0a7e0b4a748416fba417826ae66b46e600f407d4e795b444612a8b830f579f2cf5b6e051bea800604f34f8801cc3daf05c8d29ad05bcda454a77
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Filesize
11KB
MD59625d5b1754bc4ff29281d415d27a0fd
SHA180e85afc5cccd4c0a3775edbb90595a1a59f5ce0
SHA256c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448
SHA512dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b
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Filesize
4KB
MD5a0efe0f3ef127dce9c59f407583061d9
SHA125ed3628daf08758870d0fe47f6997a9e97bedd3
SHA2564506ff20ddc5eefb21d690e954f52df3da46fa47ec263ea965d86a683e74db40
SHA512c403927a9def453a4fa031c7b45bcf202f0b4063f7dc39e3abfdffce3d663f3d7330ce70d8033befa6c45f7297ffd3f00d080a68d4c2611f8bd928d914e4881f
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Filesize
9KB
MD5d2e45dd852a659e11897df573832f381
SHA119990ee627c95b6c18d3b5c5f0ec5c24791d0af5
SHA25686c8ee210e6611383a634dcb8c60455063ddae3d7adccbeacf3adf7bf2a46676
SHA51293c9fa1767f3e861fe5765f2940aaba9eee6396d069c443ac6cbaccc88441b2bfc3c3af50a8044161f96bb7eb81af1bc6c1fa754d89740d0a2a8d591fef11073
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Filesize
3.0MB
MD58ca5ed7cc3bf73f5c6803d12a714b950
SHA19750d69eb7db6883b830422d70413d51ebc64bd1
SHA256d009e1baccbe13d79b9933e2488915892b2741a5c46fbb20be87b0062aa7f6f7
SHA512b27000c69042ff76e87bc24994ed3251219144aa1a4701e079b9b2937f1bae0156670276e6d32fb5a267107253d3ad86c084841db1a5a8055625e4fd3b6967ca
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Filesize
436KB
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Filesize
192KB
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Filesize
4KB
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Filesize
436KB
-
Filesize
192KB
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Filesize
192KB
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Filesize
192KB
-
Filesize
192KB
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Filesize
436KB
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Filesize
436KB
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Filesize
192KB
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Filesize
436KB
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Filesize
192KB
-
Filesize
192KB
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Filesize
192KB