Analysis
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max time kernel
121s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09/01/2025, 17:56
Static task
static1
Behavioral task
behavioral1
Sample
2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe
Resource
win10v2004-20241007-en
General
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Target
2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe
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Size
665KB
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MD5
df24113dc443dd4b0d5ff1da0921bac6
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SHA1
2e1eb7dca17144d92aa5ec3d1eea7e9641871c13
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SHA256
22bcff79e8597817481c8679f8368a2bb26e43c3477338d0550914995eb18f09
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SHA512
eb76a1638d0ccb620bc17c43157b9146cd92b1e1c0446bfa582d033a904453eff4f556f16ba39a3b72516f79bb3307250ed59474d26e09940b004b609c138af7
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SSDEEP
12288:XubXbhafJcLln5QwnVWqqPIBONhxsU/EbBjvrEH7u:Xurd90r/xsU/EhrEH7u
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x000b000000012253-1.dat floxif -
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.
resource yara_rule behavioral1/files/0x000b000000012253-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2096 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe -
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: 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe -
resource yara_rule behavioral1/memory/2096-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x000b000000012253-1.dat upx behavioral1/memory/2096-62-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created \??\c:\program files\common files\system\symsrv.dll.000 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe File created C:\Program Files\Common Files\System\symsrv.dll 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_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 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2096 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2096 2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-09_df24113dc443dd4b0d5ff1da0921bac6_avoslocker_cobalt-strike_floxif_luca-stealer.exe"1⤵
- 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
PID:2096
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6KB
MD575e67a121a37a73e9b9081b460590b53
SHA11fd28d17a8b317da4e22b3efadc7552fd58e6c8d
SHA2560ce9ed818609f2ea0784c063a79ff060da918463114b7ba346207eae07489956
SHA51294c634fe640255ce5fac9519440e84f8f6cbf3697b7b4282e8187b1b3b22b1e79148a339a825970db6e24a0e55db999e3048135b613ea8b148ab55ba7442196f
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab