Analysis
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max time kernel
112s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-10-2024 14:23
Static task
static1
Behavioral task
behavioral1
Sample
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe
Resource
win10v2004-20241007-en
General
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Target
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe
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Size
154KB
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MD5
77c37e1e7c76f59f9be3490d149e4c80
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SHA1
daeedd17731c0606bbaf73b3550015bc99dbf1d9
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SHA256
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6
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SHA512
51e2685bb022ead3b530ef495f0e85f57f88d5caa44abea1b7ba6e469c9aec38e3fb803464e65936f72378f5cabb89ca9e58d05f2306baf9d785b463ed74f47e
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SSDEEP
3072:B4apgg/U31phXXVlb8PurRW+gR+JrwXrbdy5Jb2lQBV+UdE+rECWp7hKVSm8:HgjXwurRWur2Pdy5JfBV+UdvrEFp7hK+
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll floxif -
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:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exepid process 1672 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe -
Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exedescription ioc process File opened (read-only) \??\e: f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe -
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll upx behavioral1/memory/1672-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-11-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-15-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-19-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-25-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-29-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1672-31-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
Processes:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exedescription ioc process File created \??\c:\program files\common files\system\symsrv.dll.000 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe File created C:\Program Files\Common Files\System\symsrv.dll f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.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.
Processes:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exepid process 1672 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe 1672 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe 1672 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exedescription pid process Token: SeDebugPrivilege 1672 f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.exe"C:\Users\Admin\AppData\Local\Temp\f37fb0cc98c0f4daa78038ae7c8fb5de1d19d567a233641e58c44227a2ed0fe6N.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:1672
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