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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
25/06/2024, 08:45
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe
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Size
2.1MB
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MD5
6954d2099395f447040a44a44a8730e0
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SHA1
051e3f00665bed2c5a91ae6f6d97df30b0f00099
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SHA256
bbdf4ae8783b7f15bf82646abf0875c95abba1d9fa6f3a58ac9496ad90297250
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SHA512
5b74fbb9fc2aba262e17c3225b88f2da508c63c999dbe5cf300e825cf124457e0ce5df1eb2ec1846aac3cad173ee07bd5a9820182c1b6ccbad8c6fb5b8e3361a
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SSDEEP
49152:/ofqq2msxBMWSxRio/T4aQGJ6+Y59N2153gqPk4utu+NNAVw6rPYC:gCq2R3MWSxN/c9GJrYx2r3rPk4utCVH
Malware Config
Signatures
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000b000000015605-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2216 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe -
resource yara_rule behavioral1/memory/2216-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000b000000015605-1.dat upx behavioral1/memory/2216-12-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2216 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2216 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2216 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe 2216 2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-25_6954d2099395f447040a44a44a8730e0_bkransomware_floxif.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2216
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab