Analysis
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max time kernel
102s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 00:55
Static task
static1
Behavioral task
behavioral1
Sample
2db1a35d33868e09c2b50778c31bc0b0N.dll
Resource
win7-20240705-en
General
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Target
2db1a35d33868e09c2b50778c31bc0b0N.dll
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Size
1.2MB
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MD5
2db1a35d33868e09c2b50778c31bc0b0
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SHA1
7e27c03b488eb61d64ec6e2aa5d5aa7b759d5704
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SHA256
9263542f5fa97f2836597b8fbd91eff3dfec574caae14d06926d0ecf99e83258
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SHA512
58360a6110641cb3e365859b0a5e4e1f0ad1ed193fdc54d0be227d74192d6a4e95e63c6f97142b1ff59e2613a4e73e544567314386c5dd4d02275a2350d00b66
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SSDEEP
24576:LF3HV0rHRLfmjHprvHfVg9lDT4Y1uYZVzeDkj9Gd6CT1vDd6CT1v1+6H+60rEH7R:LF3HV0rHRLfmjHprvHfVg9x4Y8YZuk0t
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0009000000023490-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x0009000000023490-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 4976 rundll32.exe -
resource yara_rule behavioral2/files/0x0009000000023490-1.dat upx behavioral2/memory/4976-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4976-8-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.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 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4976 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3380 wrote to memory of 4976 3380 rundll32.exe 84 PID 3380 wrote to memory of 4976 3380 rundll32.exe 84 PID 3380 wrote to memory of 4976 3380 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2db1a35d33868e09c2b50778c31bc0b0N.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2db1a35d33868e09c2b50778c31bc0b0N.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4976
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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