Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 03:23
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe
Resource
win7-20240903-en
General
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Target
2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe
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Size
1.4MB
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MD5
f4420c838459cf2aecec7fddea96930f
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SHA1
97413fc94b2703edc45e54c7fc033632aacf99c9
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SHA256
fcb0a07d1962681f24deebc0902fe1fd3583902895a8e73490ececdf7563e39a
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SHA512
15c3da914192a9eda8e7dafd2a86edc9e5d066f9ec5268a6a4164434fdd77dccd9bed639995a404c3aad55018253fec722878ba44b2292065f8688fc3571d54e
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SSDEEP
24576:umpsOt65GmrDOW4hRgp/Iwj+iYXAm5j+5oV0OqerwrEH7o:umpsX5zyWyRC/IwjoXAej+54dqerY
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x0007000000012117-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0007000000012117-1.dat acprotect -
Loads dropped DLL 2 IoCs
pid Process 2204 2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe 2204 2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe -
resource yara_rule behavioral1/memory/2204-24-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2204-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x0007000000012117-1.dat upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2204 2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_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
PID:2204
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\jds259432595.tmp\2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe
Filesize1000KB
MD57d51dc2d3b9c489badf094f0a52003be
SHA1c9be664418898357cc558abb0c64aa289c0b7027
SHA256b48fd90ab08026352d94930d9aa210692ed3e7b0d948b247dcd4e51f5100f61b
SHA51203410992c0d773b88b91e6881a78220da969e9cd0a8c6c34dd7179bf7c495f9676b9538254e33fd6e42f7b28dc9462761522085d68bd4ac171acc4f268e29c48
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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\Users\Admin\AppData\Local\Temp\jds259432595.tmp\2024-12-28_f4420c838459cf2aecec7fddea96930f_avoslocker_floxif_hijackloader_luca-stealer.exe.tmp
Filesize1.1MB
MD59bf092a3a79cb6e093a53f1586890acd
SHA1d8623cdc1bf140685abb3291258080f728b2a5de
SHA25648bccc3758bec4fbbb8e88e65fda8df9b82a95f65711bc892b308b81280d7e23
SHA512bddea8b4399777d51e5e23e08bce9260c960ba1bfe511247919e7b4b6da1e0760eceda1a071d178a94d261aa75779fc5fb3b9a17b8259f49a5ed3de74522c777