Analysis
- max time kernel
69s - max time network
122s - platform
windows7_x64 - resource
win7v20201028 - submitted
31/03/2021, 04:08
Static task
static1
Behavioral task
behavioral1
Sample
document-377645040.xlsm
Resource
win7v20201028
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
document-377645040.xlsm
Resource
win10v20201028
windows10_x64
0 signatures
0 seconds
General
- Target document-377645040.xlsm
- Size 105KB
- Sample210331-2btml3vqt6
- SHA256 c57e283656b18763842e23e423e150e6ecd791d9710f1b8e85a85abb52f7b383
- MD5 fce21e90790450a16529c81af5ad6419
- SHA1 c6fa1b9c08074a5bcad983b00a9632f1aa589b51
- SHA512 16503e1c47a2c314f0e86c3d4fe57a29b47d04d441c745807ec8bdc8c0e9489cf9fc41ca4d16079a8b5acc71e81b0c5c98f8d2940bea432e374e2aaea944d27e
- 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 1044 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1256 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 944 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 292 1832 rundll32.exe 24 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1920 1832 rundll32.exe 24 - IcedID First Stage Loader 1 IoCs
resource yara_rule behavioral1/memory/1816-22-0x00000000003A0000-0x00000000003A7000-memory.dmp IcedidFirstLoader - Blocklisted process makes network request 4 IoCs
flow pid Process 32 1816 rundll32.exe 34 1816 rundll32.exe 35 1816 rundll32.exe 37 1816 rundll32.exe - Downloads MZ/PE file
- Loads dropped DLL 2 IoCs
pid Process 1920 rundll32.exe 1816 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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE 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 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 (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 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 -
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 1832 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1816 rundll32.exe 1816 rundll32.exe - Suspicious use of SetWindowsHookEx 15 IoCs
pid Process 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE 1832 EXCEL.EXE - Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1044 1832 EXCEL.EXE 31 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 1256 1832 EXCEL.EXE 32 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 944 1832 EXCEL.EXE 33 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 292 1832 EXCEL.EXE 34 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1832 wrote to memory of 1920 1832 EXCEL.EXE 35 PID 1920 wrote to memory of 1816 1920 rundll32.exe 36 PID 1920 wrote to memory of 1816 1920 rundll32.exe 36 PID 1920 wrote to memory of 1816 1920 rundll32.exe 36 PID 1920 wrote to memory of 1816 1920 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-377645040.xlsm1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1044
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd1,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:1256
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd2,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:944
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C:\Windows\SysWOW64\rundll32.exerundll32 ..\ksjvoefv.skd3,DllRegisterServer2⤵
- Process spawned unexpected child process
PID:292
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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:1920 -
C:\Windows\system32\rundll32.exerundll32 ..\ksjvoefv.skd4,DllRegisterServer3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:1816
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