Analysis
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max time kernel
14s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 12:25
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe
Resource
win7-20241010-en
General
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Target
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe
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Size
1.6MB
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MD5
191ddf10583928cd62879c2f8b3a8a11
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SHA1
e2d6349a0149db0d93f0a84adb0a0892039a2b87
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SHA256
9a2736c8d469b2b74411699f9fb3eccdcda7f3a656e170b404d0dc1bdb6cc8e8
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SHA512
9a07902cd30c95aa37a429cc378b36f8f72f5a8f78ade2e0f5870475dee3a9e476713e68ca80818a1b0293faa2aee312f8cbc953807267c83afda68b2ec2b096
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SSDEEP
49152:s+6WYNLnNMxYkWdx+dv7Xp8krUk1n5sjJOwysQK0:t6WYNjNMxYko+dzp86zn8JOwysV0
Malware Config
Signatures
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Floxif family
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Detects Floxif payload 1 IoCs
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll acprotect -
Loads dropped DLL 1 IoCs
Processes:
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exepid process 1088 2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe -
Processes:
resource yara_rule \Program Files\Common Files\System\symsrv.dll upx behavioral1/memory/1088-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1088-5-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
Processes:
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exedescription ioc process File created C:\Program Files\Common Files\System\symsrv.dll 2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.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.
Processes:
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exedescription pid process Token: SeDebugPrivilege 1088 2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1088
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab