Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
21-05-2024 15:26
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe
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Size
1009KB
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MD5
11fad03f489e0b1a48699173e045ca37
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SHA1
b54316ddcab6f7e0c68a6e6864f44f3671808b7e
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SHA256
0d0d4138b7fec348e063480cb0bef03aecb17061d900df279f3a43d07b5d5ac2
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SHA512
2c2ab9d1a336c9ed09182d3633ddad832caa2c2af28a705cd5812bb6c17e609fb4e6c5f4a1373b9f9eb96013ba3f8a2597aad6edbea2219f58a496125fc55808
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SSDEEP
24576:+NbP+i822cvtMR82UumYYmyUGWmfy7NWlVeh5WKg8QT6cBrEH7C:+5+o6+2UumYYmypWmfy5WlVeOKgQcF
Malware Config
Signatures
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UPX dump on OEP (original entry point) 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1036-3-0x0000000010000000-0x0000000010030000-memory.dmp UPX \Program Files\Common Files\System\symsrv.dll UPX behavioral1/memory/1036-8-0x0000000010000000-0x0000000010030000-memory.dmp UPX -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll acprotect -
Loads dropped DLL 1 IoCs
Processes:
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exepid process 1036 2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe -
Processes:
resource yara_rule behavioral1/memory/1036-3-0x0000000010000000-0x0000000010030000-memory.dmp upx \Program Files\Common Files\System\symsrv.dll upx behavioral1/memory/1036-8-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exedescription ioc process File created C:\Program Files\Common Files\System\symsrv.dll 2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exedescription pid process Token: SeDebugPrivilege 1036 2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-21_11fad03f489e0b1a48699173e045ca37_avoslocker_floxif.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1036
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab