Analysis
- max time kernel
105s - max time network
120s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
23/08/2024, 12:36
Static task
static1
Behavioral task
behavioral1
Sample
1f9ae03343bd85cc774e0428883e5680N.exe
Resource
win7-20240708-en
9 signatures
120 seconds
General
- Target 1f9ae03343bd85cc774e0428883e5680N.exe
- Size 704KB
- Sample240823-ps8ccswhln
- SHA256 677b4f96086867f6aafb7747c070b306a70c489fadec888f15f4a1a7aa95e350
- MD5 1f9ae03343bd85cc774e0428883e5680
- SHA1 13ddd63991497fc6200537d8cf13eb5ba5d2be76
- SHA512 df080928e2085cbf5004edbf20185970d6dbda0b38f85b77f608708a16a7cba272a59d74e83fba8603eacec678559b3d7763c7072a5446829f2ec2e15ebb08a1
- SSDEEP 12288:CIRXYVhL+4zWGNCC4phTGoA0Mor0IlkaDYIlQwi2k6H61c6a/p2Itkjh2m/Bjvro:CIS+KNXiAoZr0IDURwNkK6a/p2ItUh1s
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000a0000000234f3-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000a0000000234f3-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 4088 1f9ae03343bd85cc774e0428883e5680N.exe -
resource yara_rule behavioral2/files/0x000a0000000234f3-1.dat upx behavioral2/memory/4088-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4088-8-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 1f9ae03343bd85cc774e0428883e5680N.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 1f9ae03343bd85cc774e0428883e5680N.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4088 1f9ae03343bd85cc774e0428883e5680N.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4088 1f9ae03343bd85cc774e0428883e5680N.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1f9ae03343bd85cc774e0428883e5680N.exe"C:\Users\Admin\AppData\Local\Temp\1f9ae03343bd85cc774e0428883e5680N.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4088
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- MD5 SHA1 SHA512 SSDEEP