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Analysis
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max time kernel
16s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
27/01/2025, 20:22
Static task
static1
Behavioral task
behavioral1
Sample
1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f.dll
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f.dll
Resource
win10v2004-20241007-en
General
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Target
1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f.dll
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Size
544KB
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MD5
64147327cc416319a8dcadae1ea9b25c
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SHA1
825d0a6ae705f53d9041a1d79ea43326d35577ae
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SHA256
1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f
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SHA512
b62a2deb9166748406321cf89447cd59683173f6087e634666b7dcf77391f7f70e4fdd185ca985149e1ccc71a98d07cddc4bcd3d2d7489f2fcb7bc9cf882bafa
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SSDEEP
12288:LTbmbvN1jVKS3+dIPeouFRYoevk2hpwv5w5cBjvrEH7p:LTbmbvN1VKRdIg2hpwv9rEH7p
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000120fe-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x00080000000120fe-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2240 rundll32.exe -
resource yara_rule behavioral1/files/0x00080000000120fe-1.dat upx behavioral1/memory/2240-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2240-4-0x0000000010000000-0x0000000010030000-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 2240 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28 PID 2340 wrote to memory of 2240 2340 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\1f9b2c14cb7afa487e73800c02eb92c077e2e3b22bce200b3375891ebba5c13f.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2240
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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