Analysis
- max time kernel
124s - max time network
125s - platform
windows7_x64 - resource
win7v20201028 - submitted
31/03/2021, 03:40
Static task
static1
Behavioral task
behavioral1
Sample
document-596755848.xlsm
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
document-596755848.xlsm
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target document-596755848.xlsm
- Size 105KB
- Sample210331-2adjygx1ej
- SHA256 ec5575eb7046c70babccecf5667dcadc1829b50344e38dd1846a636c41f1ecac
- MD5 b7b9b623ab272d259e8dbd5cc4b263bc
- SHA1 a7f3e821808c92644dc4968ae6a11c555e5141e1
- SHA512 c24d0e6ad2d0b038f339f557b2426cf64bdc3bd185a50ed4ccff2bca213ac1a48d6e617bd6b81932dbc46aef03d9f425485797028098f82f356223b97b1fd1b1
- 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 560 800 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1348 800 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 828 800 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 936 800 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1352 800 rundll32.exe 24 - IcedID First Stage Loader 1 IoCs
resource yara_rule behavioral1/memory/852-20-0x00000000002A0000-0x00000000002A7000-memory.dmp IcedidFirstLoader - Blocklisted process makes network request 4 IoCs
flow pid Process 33 852 rundll32.exe 35 852 rundll32.exe 36 852 rundll32.exe 38 852 rundll32.exe - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 1352 rundll32.exe 852 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 Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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 = 19000000010000001000000044ba5fd9039fc9b56fd8aadccd597ca6030000000100000014000000317a2ad07f2b335ef5a1c34e4b57e8b7d8f1fca61d00000001000000100000005959ddbc9c7632ba0a05f06316846fe6140000000100000014000000a848b4242fc6ea24a0d78e3cb93c5c78d79833e4090000000100000016000000301406082b0601050507030406082b060105050703010b000000010000002e00000053007400610072006600690065006c006400200054006500630068006e006f006c006f006700690065007300000053000000010000004800000030463021060b6086480186fd6d0107170330123010060a2b0601040182373c0101030200c03021060b6086480186fd6e0107170330123010060a2b0601040182373c0101030200c00f000000010000001400000007eeabaf80a9ef4ae1b2cb9b4b5fc70d0428e6a92000000001000000eb020000308202e730820250020101300d06092a864886f70d01010505003081bb312430220603550407131b56616c69436572742056616c69646174696f6e204e6574776f726b31173015060355040a130e56616c69436572742c20496e632e31353033060355040b132c56616c694365727420436c617373203220506f6c6963792056616c69646174696f6e20417574686f726974793121301f06035504031318687474703a2f2f7777772e76616c69636572742e636f6d2f3120301e06092a864886f70d0109011611696e666f4076616c69636572742e636f6d301e170d3939303632363030313935345a170d3139303632363030313935345a3081bb312430220603550407131b56616c69436572742056616c69646174696f6e204e6574776f726b31173015060355040a130e56616c69436572742c20496e632e31353033060355040b132c56616c694365727420436c617373203220506f6c6963792056616c69646174696f6e20417574686f726974793121301f06035504031318687474703a2f2f7777772e76616c69636572742e636f6d2f3120301e06092a864886f70d0109011611696e666f4076616c69636572742e636f6d30819f300d06092a864886f70d010101050003818d0030818902818100ce3a71cae5abc8599255d7abd8740ef9eed9f655475965470e0555dceb98363c5c535dd330cf38ecbd4189ed254209246b0a5eb37cdd522d4ce6d4d67d5a59a965d449132d244d1c506fb5c185543bfe71e4d35c42f980e0911a0a5b393667f33f557c1b3fb45f647334e3b412bf8764f8da12ff3727c1b343bbef7b6e2e69f70203010001300d06092a864886f70d0101050500038181003b7f506f6f509499496238381f4bf8a5c83ea78281f62bc7e8c5cee83a1082cb18008e4dbda8587fa17900b5bbe98daf41d90f34ee218119a0324928f4c48e56d55233fd50d57e996c03e4c94cfccb6cab66b34a218ce5b50c323e10b2cc6ca1dc9a984c025bf3ceb99ea5720e4ab73f3ce61668f8beed744cbc5bd5621f43dd 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 800 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 852 rundll32.exe 852 rundll32.exe - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE 800 EXCEL.EXE - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 560 800 EXCEL.EXE 31 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 1348 800 EXCEL.EXE 32 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 828 800 EXCEL.EXE 33 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 936 800 EXCEL.EXE 34 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 800 wrote to memory of 1352 800 EXCEL.EXE 35 PID 1352 wrote to memory of 852 1352 rundll32.exe 36 PID 1352 wrote to memory of 852 1352 rundll32.exe 36 PID 1352 wrote to memory of 852 1352 rundll32.exe 36 PID 1352 wrote to memory of 852 1352 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-596755848.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:800 -
C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:560
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd1,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1348
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd2,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:828
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd3,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:936
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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:1352 -
C:\Windows\system32\rundll32.exerundll32 ..\ksjvoefv.skd4,DllRegisterServer3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:852
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