Analysis
- max time kernel
74s - max time network
128s - platform
windows7_x64 - resource
win7v20201028 - submitted
31/03/2021, 04:05
Static task
static1
Behavioral task
behavioral1
Sample
document-940376813.xlsm
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
document-940376813.xlsm
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target document-940376813.xlsm
- Size 105KB
- Sample210331-b54jch2xex
- SHA256 3b0f6c0d3c65dd9a89554bd2c4d341a73d6d770dd1e4ece001110806c6552fe4
- MD5 ed1d5233a03a31f2a114e8fbc169ac90
- SHA1 8ca0756d4d2a59f9735b9ff918953c0e7d877514
- SHA512 8316e1c797cd6e8817d1a7fae9ddeefff93e8f48781c1fbea5f9a731ef6ba0bfd10b3c481e539d669a6ce9cae553e18a230f90723e86a1d4c0303581b2a0a4f8
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Language
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xlm4.0
Source
URLs
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xlm40.dropper
https://metaflip.io/ds/3003.gif
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xlm40.dropper
https://partsapp.com.br/ds/3003.gif
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xlm40.dropper
https://columbia.aula-web.net/ds/3003.gif
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xlm40.dropper
https://tajushariya.com/ds/3003.gif
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xlm40.dropper
https://agenbolatermurah.com/ds/3003.gif
Extracted
Family
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icedid
Campaign
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3717128962
C2
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usaaforced.fun
Signatures
- Process spawned unexpected child process 5 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 932 1812 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 676 1812 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 760 1812 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1480 1812 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1628 1812 rundll32.exe 24 - IcedID First Stage Loader 1 IoCs
resource yara_rule behavioral1/memory/972-22-0x0000000001B50000-0x0000000001B57000-memory.dmp IcedidFirstLoader - Blocklisted process makes network request 4 IoCs
flow pid Process 33 972 rundll32.exe 35 972 rundll32.exe 36 972 rundll32.exe 38 972 rundll32.exe - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 1628 rundll32.exe 972 rundll32.exe - Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 rundll32.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 rundll32.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1812 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 972 rundll32.exe 972 rundll32.exe - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE 1812 EXCEL.EXE - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 932 1812 EXCEL.EXE 31 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 676 1812 EXCEL.EXE 32 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 760 1812 EXCEL.EXE 33 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1480 1812 EXCEL.EXE 34 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1812 wrote to memory of 1628 1812 EXCEL.EXE 35 PID 1628 wrote to memory of 972 1628 rundll32.exe 36 PID 1628 wrote to memory of 972 1628 rundll32.exe 36 PID 1628 wrote to memory of 972 1628 rundll32.exe 36 PID 1628 wrote to memory of 972 1628 rundll32.exe 36
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-940376813.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:932
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd1,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:676
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd2,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:760
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd3,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1480
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd4,DllRegisterServer2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\system32\rundll32.exerundll32 ..\ksjvoefv.skd4,DllRegisterServer3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:972
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