Analysis
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max time kernel
118s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
28/07/2024, 00:38
Static task
static1
Behavioral task
behavioral1
Sample
24c51943434f7d1e1ebee9b28ac4bb60N.exe
Resource
win7-20240708-en
General
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Target
24c51943434f7d1e1ebee9b28ac4bb60N.exe
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Size
6.7MB
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MD5
24c51943434f7d1e1ebee9b28ac4bb60
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SHA1
04169f86df23eb56dc1912946279c5d34fb599bb
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SHA256
68376e8b95c6cf712646089a0ab019a8623020948ca5b523f5e2e161d6ec3327
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SHA512
98fc081ae1130979697fb6e9ae88f015f4287f7c7e1236df35aa6389a3bdb14fc3bd63501e3e02ebfa453a1e92609455a0ec78279e122b8692f5c94b4b9bd0cb
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SSDEEP
98304:BEsQNFaQmc8mDBPCAioOdcMpxhryv19HH9Nb:akQWmDFCAaryzD
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00080000000234ac-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00080000000234ac-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe -
resource yara_rule behavioral2/files/0x00080000000234ac-1.dat upx behavioral2/memory/4716-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4716-8-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4716-17-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4716-23-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4716-29-0x0000000010000000-0x0000000010030000-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: 24c51943434f7d1e1ebee9b28ac4bb60N.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\FxsTmp\fxsD997.tmp splwow64.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 24c51943434f7d1e1ebee9b28ac4bb60N.exe File created \??\c:\program files\common files\system\symsrv.dll.000 24c51943434f7d1e1ebee9b28ac4bb60N.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 24c51943434f7d1e1ebee9b28ac4bb60N.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4716 wrote to memory of 2820 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 87 PID 4716 wrote to memory of 2820 4716 24c51943434f7d1e1ebee9b28ac4bb60N.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.exe"C:\Users\Admin\AppData\Local\Temp\24c51943434f7d1e1ebee9b28ac4bb60N.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
- Suspicious use of WriteProcessMemory
PID:4716 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
PID:2820
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0