Analysis
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max time kernel
119s -
max time network
54s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 02:10
Behavioral task
behavioral1
Sample
6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe
Resource
win7-20240903-en
General
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Target
6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe
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Size
463KB
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MD5
71575e38eb49cddf2ed4065dcfbf6ce0
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SHA1
6aa484d388eb66cdf5ebdbfc5d310173055e6331
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SHA256
6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425dd
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SHA512
9449b2625ee6005f5a0e303d079e4b168b9b05850aada6b4be3961e1ca178efbba37b395fb202260a349a6959a97222eeab3b1c32af6d779f3371173787da786
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SSDEEP
12288:pmCR4yPv68Nq9hllPciV0oSLewYBjvrEH7x:3lkXvcFqrEH7x
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x0007000000012117-2.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0007000000012117-2.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.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: 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe -
resource yara_rule behavioral1/memory/1636-0-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/files/0x0007000000012117-2.dat upx behavioral1/memory/1636-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-12-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-13-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-15-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-16-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-19-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-20-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-23-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-25-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-26-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-29-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-30-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-34-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-33-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-35-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-38-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-39-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1636-40-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-42-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-44-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-46-0x0000000000400000-0x0000000000500000-memory.dmp upx behavioral1/memory/1636-48-0x0000000000400000-0x0000000000500000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe File created \??\c:\program files\common files\system\symsrv.dll.000 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1636 wrote to memory of 2272 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 28 PID 1636 wrote to memory of 2272 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 28 PID 1636 wrote to memory of 2272 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 28 PID 1636 wrote to memory of 2272 1636 6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe 28 PID 2272 wrote to memory of 2052 2272 cmd.exe 30 PID 2272 wrote to memory of 2052 2272 cmd.exe 30 PID 2272 wrote to memory of 2052 2272 cmd.exe 30 PID 2272 wrote to memory of 2052 2272 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe"C:\Users\Admin\AppData\Local\Temp\6183c92045109d887389ab57f4edbe2734b22571d8cdeeeafb3bfbf80b2425ddN.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\SysNative\bcdedit.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Windows\system32\bcdedit.exeC:\Windows\SysNative\bcdedit.exe3⤵PID:2052
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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