Analysis
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max time kernel
141s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
28/07/2024, 00:57
Static task
static1
Behavioral task
behavioral1
Sample
2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe
Resource
win10v2004-20240709-en
General
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Target
2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe
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Size
35.2MB
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MD5
5198d9055eb666dd62c3da4c543f8c95
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SHA1
f97ac0ee8f4a1d0f643336fb72f43c6ba2cbad9b
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SHA256
1c7ce73f2c7f54916b00aeefc4f423e364411782e6e239f2f74417806a293a49
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SHA512
aece22ba864ea75abbccf5f2f9713ca4c3cadedce3d3a624cc0aede1eb13bf693928e4e95c146ca0ac3d166e28f010332cd6da51b86d1989c99a4fcca7ccf8f8
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SSDEEP
196608:Gs1X7ZCXnao5D9P9CEaSfi7fkElaucB+MJrfcWx1yl02CCunv/YjDF+JUvkxgzNA:Gs1QXFKSfi7cElYutvkxCEdDGm5hz
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x000b00000001225f-1.dat floxif -
Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x000b00000001225f-1.dat acprotect -
Loads dropped DLL 2 IoCs
pid Process 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe 608 WerFault.exe -
resource yara_rule behavioral1/files/0x000b00000001225f-1.dat upx behavioral1/memory/784-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/784-15-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 608 784 WerFault.exe 30 -
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 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 784 wrote to memory of 608 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe 31 PID 784 wrote to memory of 608 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe 31 PID 784 wrote to memory of 608 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe 31 PID 784 wrote to memory of 608 784 2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-28_5198d9055eb666dd62c3da4c543f8c95_bkransomware_floxif_hijackloader_icedid.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 784 -s 2282⤵
- Loads dropped DLL
- Program crash
PID:608
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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