Analysis
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max time kernel
144s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
23-04-2024 00:26
Static task
static1
Behavioral task
behavioral1
Sample
2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe
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Size
486KB
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MD5
16a761452d5d19aa32e130a0feb7de61
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SHA1
3dd699df79c7da7cdbc6dc77272a2f8b98ae891c
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SHA256
60c85f4c561a734fbecdab556255cbb716d4126488a4a70f198ce83c5913f650
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SHA512
9c2d956393612a506312cad445447624f2704bab48ac14b8d5b663669c1f1a378d4a0165d814bc8a0245e0d5ab73188d10db18f6cd52b34772b5d822fdb5be41
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SSDEEP
6144:pAPuZzwNAZYCZrIik3tHDvBE+2qgrYhpT00ZiKNvHyyRZiaafI9sH2fb:pZrIik35BE+R8YnpiuvroVUb
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3040 C31.tmp -
Loads dropped DLL 1 IoCs
pid Process 2956 2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2960 WINWORD.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3040 C31.tmp -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2960 WINWORD.EXE 2960 WINWORD.EXE 2960 WINWORD.EXE 2960 WINWORD.EXE 2960 WINWORD.EXE 2960 WINWORD.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2956 wrote to memory of 3040 2956 2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe 28 PID 2956 wrote to memory of 3040 2956 2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe 28 PID 2956 wrote to memory of 3040 2956 2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe 28 PID 2956 wrote to memory of 3040 2956 2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe 28 PID 3040 wrote to memory of 2960 3040 C31.tmp 29 PID 3040 wrote to memory of 2960 3040 C31.tmp 29 PID 3040 wrote to memory of 2960 3040 C31.tmp 29 PID 3040 wrote to memory of 2960 3040 C31.tmp 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Users\Admin\AppData\Local\Temp\C31.tmp"C:\Users\Admin\AppData\Local\Temp\C31.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.exe 39B7BB7C4ABBC4755A2C078D03D6E2AFE019A60844E63E9D4AC2E8DEC6FD74D02F16127523D0D1638FE9A173CC02FAAD390E500A688F020A8343509818D065762⤵
- Executes dropped EXE
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-04-23_16a761452d5d19aa32e130a0feb7de61_mafia.docx"3⤵
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2960
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
21KB
MD57079891932a64f097abafd233055a1e9
SHA1246d95feafe67689d49a5a4cadba18d3ac1914e5
SHA256c97189b50e5e92be09966d4732b6d61a2e435b2935d60c09989e555ae442e7a1
SHA5126e9ee6427d7cc2474dc634b088cf3f35d06dfb734d2b63fbbc794f4083b4b5754379daff4804bf5024b1b430aa5e50fa6d839d3473ceeed3043d373c85e9862a
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Filesize
486KB
MD5eb9d749e7c3344c063a053c101549d9a
SHA14ef35e8848dd590bb7617a38c3fe2bd440863d1d
SHA2560408519a8e255dc054d51bfd00a819611b82852e37a31ccc6939f425ebe49978
SHA5125b1e34ee7ca889f440553b54c47be3608298e47de4c2afd16ed50e9a786cd410f11960d8fbde42aeec3a4474476c3c6992706242a0863c03f9c7381519e50c71