Analysis
- max time kernel
144s - max time network
148s - platform
windows10-1703_x64 - resource
win10-20220901-en - resource tags
arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system - submitted
09/11/2022, 16:49
Behavioral task
behavioral1
Sample
68657d202fd69c0e09f0a962fe87a2041bc831386b2d0ba6b2e2fb702fcf3485.xls
Resource
win10-20220812-en
Behavioral task
behavioral2
Sample
68657d202fd69c0e09f0a962fe87a2041bc831386b2d0ba6b2e2fb702fcf3485.xls
Resource
win10-20220901-en
General
- Target 68657d202fd69c0e09f0a962fe87a2041bc831386b2d0ba6b2e2fb702fcf3485.xls
- Size 91KB
- Sample221109-vb5ssscbbq
- SHA256 68657d202fd69c0e09f0a962fe87a2041bc831386b2d0ba6b2e2fb702fcf3485
- MD5 26e50018c7711e1e596e2e4dcdedb66d
- SHA1 eec5022152e24b0076f27279c0a89c7ee448e0af
- SHA512 04b9d42ababf9c069f350e5d7b94f5628f456c932cf529f037f183b4e300d19c04ef99c52ff9a3f9c04b2ebd1f515099792b10a509387fab09dc0e2e8be22880
- SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4ZcEM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg1
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://www.muyehuayi.com/cmp/8asA99KPsyA/v6lUsWbLen/
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xlm40.dropper
http://concivilpa.com.py/wp-admin/i3CQu9dzDrMW/
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xlm40.dropper
https://wijsneusmedia.nl/cgi-bin/kFB/
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xlm40.dropper
http://www.angloextrema.com.br/assets/oEt1yYckHKlnNIq/
Extracted
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emotet
-
Epoch5
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178.238.225.252:8080
-
139.196.72.155:8080
-
36.67.23.59:443
-
103.56.149.105:8080
-
37.44.244.177:8080
-
85.25.120.45:8080
-
202.134.4.210:7080
-
78.47.204.80:443
-
83.229.80.93:8080
-
93.104.209.107:8080
-
80.211.107.116:8080
-
165.22.254.236:8080
-
104.244.79.94:443
-
185.148.169.10:8080
-
190.145.8.4:443
-
175.126.176.79:8080
-
139.59.80.108:8080
-
188.165.79.151:443
-
128.199.217.206:443
-
64.227.55.231:8080
-
218.38.121.17:443
-
103.71.99.57:8080
-
103.224.241.74:8080
-
128.199.242.164:8080
-
85.214.67.203:8080
-
103.254.12.236:7080
-
46.101.98.60:8080
-
178.62.112.199:8080
-
210.57.209.142:8080
-
195.77.239.39:8080
-
103.126.216.86:443
-
82.98.180.154:7080
-
202.28.34.99:8080
-
174.138.33.49:7080
-
160.16.143.191:8080
-
51.75.33.122:443
-
103.41.204.169:8080
-
186.250.48.5:443
-
87.106.97.83:7080
-
118.98.72.86:443
-
196.44.98.190:8080
-
103.85.95.4:8080
-
62.171.178.147:8080
-
54.37.228.122:443
-
114.79.130.68:443
-
198.199.70.22:8080
Signatures
- Process spawned unexpected child process 4 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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4068 1980 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4832 1980 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3152 1980 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2008 1980 regsvr32.exe 65 - Downloads MZ/PE file
- Loads dropped DLL 4 IoCs
pid Process 4068 regsvr32.exe 4832 regsvr32.exe 3152 regsvr32.exe 2008 regsvr32.exe - Adds Run key to start application 2 TTPs 8 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TZeYal.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\PRiedXBWdWaM\\TZeYal.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\igCnJLhadmNhlVEz.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AEcaVkJiejIcqcYn\\igCnJLhadmNhlVEz.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\vyzvqrTzeMNjburG.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AmCcbPNlO\\vyzvqrTzeMNjburG.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gvhx.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\CSuTNSEykGmDsd\\Gvhx.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1980 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 24 IoCs
pid Process 4068 regsvr32.exe 4068 regsvr32.exe 4908 regsvr32.exe 4908 regsvr32.exe 4908 regsvr32.exe 4908 regsvr32.exe 4832 regsvr32.exe 4832 regsvr32.exe 1992 regsvr32.exe 1992 regsvr32.exe 3152 regsvr32.exe 3152 regsvr32.exe 1992 regsvr32.exe 1992 regsvr32.exe 5040 regsvr32.exe 5040 regsvr32.exe 5040 regsvr32.exe 5040 regsvr32.exe 2008 regsvr32.exe 2008 regsvr32.exe 1656 regsvr32.exe 1656 regsvr32.exe 1656 regsvr32.exe 1656 regsvr32.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1980 EXCEL.EXE 1980 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE 1980 EXCEL.EXE - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1980 wrote to memory of 4068 1980 EXCEL.EXE 68 PID 1980 wrote to memory of 4068 1980 EXCEL.EXE 68 PID 4068 wrote to memory of 4908 4068 regsvr32.exe 70 PID 4068 wrote to memory of 4908 4068 regsvr32.exe 70 PID 1980 wrote to memory of 4832 1980 EXCEL.EXE 71 PID 1980 wrote to memory of 4832 1980 EXCEL.EXE 71 PID 4832 wrote to memory of 1992 4832 regsvr32.exe 72 PID 4832 wrote to memory of 1992 4832 regsvr32.exe 72 PID 1980 wrote to memory of 3152 1980 EXCEL.EXE 73 PID 1980 wrote to memory of 3152 1980 EXCEL.EXE 73 PID 3152 wrote to memory of 5040 3152 regsvr32.exe 74 PID 3152 wrote to memory of 5040 3152 regsvr32.exe 74 PID 1980 wrote to memory of 2008 1980 EXCEL.EXE 75 PID 1980 wrote to memory of 2008 1980 EXCEL.EXE 75 PID 2008 wrote to memory of 1656 2008 regsvr32.exe 76 PID 2008 wrote to memory of 1656 2008 regsvr32.exe 76
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\68657d202fd69c0e09f0a962fe87a2041bc831386b2d0ba6b2e2fb702fcf3485.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\PRiedXBWdWaM\TZeYal.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4908
-
-
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4832 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\AmCcbPNlO\vyzvqrTzeMNjburG.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1992
-
-
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\AEcaVkJiejIcqcYn\igCnJLhadmNhlVEz.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:5040
-
-
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\CSuTNSEykGmDsd\Gvhx.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1656
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-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\elv1.ooocccxxx
- Size 434KB
- SHA256 9edeb044af1a98169a0cb28994c1cff70def8643c8445a267163e6b3315495a2
- MD5 30e5853603526906f7ecb806d3a9c596
- SHA1 da799705197d7618505a5c96f0f6642fa391346a
- SHA512 ce98453f5f3dafa1f451fec614a6a5040f9e72e4a8efd0082b358b1406f0d8f1126807e1f7e0b810a8b70338ddc03d89ab8356f22e04277d7ffcce0b47f9c732
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzS:ObB2Xq/cmRq2B+4Vu
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv2.ooocccxxx
- Size 434KB
- SHA256 a07105d9cd40b5dd8c884816b303db1902ef9ed20ee42bc77ab59062b11cc596
- MD5 c46d4dbe9fc0f8f5207275f6f7b9d19d
- SHA1 df39476a917e4898cecabfcbb6a356b8d766a589
- SHA512 40e4ed447768ca7c9c29eb1db5319dce8108dbe80890ee0af2edabb63033b16ff3fcadfb48d6a7e13bfa2378030f3a22602462c297a55845c2d681b97210c84b
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzP:ObB2Xq/cmRq2B+4VD
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv3.ooocccxxx
- Size 434KB
- SHA256 321588476d636a108c9892ac90fc25d0e220704b193bd26cc4cd387ce839295b
- MD5 bf018ce3decf59723c5a4987a8211bff
- SHA1 bc736df33c775d62dfaf6bfada1e1deae22d8609
- SHA512 de9e59ba362e070125fa963cb2cabb74b8ce9f22d59376b153f08387c67f22dff3ce6a1750c9a71b7a381f9e5a8932751326c31c36e9ed79bc558e6453e7b889
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzj:ObB2Xq/cmRq2B+4VH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv4.ooocccxxx
- Size 434KB
- SHA256 ca52ad02f837d67faffe0404bbbe4b38d0892391010b58465506db2da7ac8dc7
- MD5 cb2140a8a79ff50ad119a3ec5e1c4107
- SHA1 cf07309a43ef6ce2f7a6f11ad3f2d76f206cca8b
- SHA512 a862deacae9f175519a41ecfae706a9033c2e2c88ed2be0333ee7203b805d036236755f6089e1324d9d878b774631c3107cbbd0e492b0f6cacc705f6ed5a29e7
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzg:ObB2Xq/cmRq2B+4VE
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv1.ooocccxxx
- Size 434KB
- SHA256 9edeb044af1a98169a0cb28994c1cff70def8643c8445a267163e6b3315495a2
- MD5 30e5853603526906f7ecb806d3a9c596
- SHA1 da799705197d7618505a5c96f0f6642fa391346a
- SHA512 ce98453f5f3dafa1f451fec614a6a5040f9e72e4a8efd0082b358b1406f0d8f1126807e1f7e0b810a8b70338ddc03d89ab8356f22e04277d7ffcce0b47f9c732
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzS:ObB2Xq/cmRq2B+4Vu
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv2.ooocccxxx
- Size 434KB
- SHA256 a07105d9cd40b5dd8c884816b303db1902ef9ed20ee42bc77ab59062b11cc596
- MD5 c46d4dbe9fc0f8f5207275f6f7b9d19d
- SHA1 df39476a917e4898cecabfcbb6a356b8d766a589
- SHA512 40e4ed447768ca7c9c29eb1db5319dce8108dbe80890ee0af2edabb63033b16ff3fcadfb48d6a7e13bfa2378030f3a22602462c297a55845c2d681b97210c84b
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzP:ObB2Xq/cmRq2B+4VD
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv3.ooocccxxx
- Size 434KB
- SHA256 321588476d636a108c9892ac90fc25d0e220704b193bd26cc4cd387ce839295b
- MD5 bf018ce3decf59723c5a4987a8211bff
- SHA1 bc736df33c775d62dfaf6bfada1e1deae22d8609
- SHA512 de9e59ba362e070125fa963cb2cabb74b8ce9f22d59376b153f08387c67f22dff3ce6a1750c9a71b7a381f9e5a8932751326c31c36e9ed79bc558e6453e7b889
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzj:ObB2Xq/cmRq2B+4VH
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv4.ooocccxxx
- Size 434KB
- SHA256 ca52ad02f837d67faffe0404bbbe4b38d0892391010b58465506db2da7ac8dc7
- MD5 cb2140a8a79ff50ad119a3ec5e1c4107
- SHA1 cf07309a43ef6ce2f7a6f11ad3f2d76f206cca8b
- SHA512 a862deacae9f175519a41ecfae706a9033c2e2c88ed2be0333ee7203b805d036236755f6089e1324d9d878b774631c3107cbbd0e492b0f6cacc705f6ed5a29e7
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzg:ObB2Xq/cmRq2B+4VE
- MD5 SHA1 SHA512 SSDEEP