Analysis
- max time kernel
149s - max time network
140s - 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, 17:20
Behavioral task
behavioral1
Sample
bdc60ba4ecee2ab5de4d69144104a92b37ff8bf647c379c267dfd3bea62a785f.xls
Resource
win10-20220901-en
Behavioral task
behavioral2
Sample
bdc60ba4ecee2ab5de4d69144104a92b37ff8bf647c379c267dfd3bea62a785f.xls
Resource
win10-20220901-en
General
- Target bdc60ba4ecee2ab5de4d69144104a92b37ff8bf647c379c267dfd3bea62a785f.xls
- Size 91KB
- Sample221109-vwc9aacdal
- SHA256 bdc60ba4ecee2ab5de4d69144104a92b37ff8bf647c379c267dfd3bea62a785f
- MD5 e885f4d009963ffbadd969ea58c7f24e
- SHA1 b63362bb49643b49c7edfd0c7878daa6cb19d8d6
- SHA512 32d9822d7aaa991046d6705c21cd2971b24cc0780996c9efd3ccee3f8a23485c753998268b0abc3f621a1633bd3fc026f3c3893d42bcf116fa1cc58d8f09de79
- SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zacvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgy
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
xlm4.0
-
xlm40.dropper
http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/
-
xlm40.dropper
http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/
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xlm40.dropper
http://royreid.co.uk/wp-content/dCwG/
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xlm40.dropper
https://cs.com.sg/admin/a1lR5wu/
Extracted
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emotet
-
Epoch5
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178.238.225.252:8080
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139.196.72.155:8080
-
36.67.23.59:443
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103.56.149.105:8080
-
37.44.244.177:8080
-
85.25.120.45:8080
-
202.134.4.210:7080
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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 5028 3064 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4996 3064 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4448 3064 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 600 3064 regsvr32.exe 65 - Downloads MZ/PE file
- Loads dropped DLL 4 IoCs
pid Process 5028 regsvr32.exe 4996 regsvr32.exe 4448 regsvr32.exe 600 regsvr32.exe - Adds Run key to start application 2 TTPs 8 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iYwyTnyf.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\QNhdaVMtvPxbsnjQF\\iYwyTnyf.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\xgSGqP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\Igvre\\xgSGqP.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YMRHOpLNn.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\LVmCZp\\YMRHOpLNn.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XmOGsLRpBT.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\DRcFnjYegO\\XmOGsLRpBT.dll\"" 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 opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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 3064 EXCEL.EXE - Suspicious behavior: EnumeratesProcesses 24 IoCs
pid Process 5028 regsvr32.exe 5028 regsvr32.exe 2284 regsvr32.exe 2284 regsvr32.exe 4996 regsvr32.exe 4996 regsvr32.exe 2284 regsvr32.exe 2284 regsvr32.exe 4988 regsvr32.exe 4988 regsvr32.exe 4988 regsvr32.exe 4988 regsvr32.exe 4448 regsvr32.exe 4448 regsvr32.exe 5068 regsvr32.exe 5068 regsvr32.exe 5068 regsvr32.exe 5068 regsvr32.exe 600 regsvr32.exe 600 regsvr32.exe 1476 regsvr32.exe 1476 regsvr32.exe 1476 regsvr32.exe 1476 regsvr32.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3064 EXCEL.EXE 3064 EXCEL.EXE - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE 3064 EXCEL.EXE - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 3064 wrote to memory of 5028 3064 EXCEL.EXE 68 PID 3064 wrote to memory of 5028 3064 EXCEL.EXE 68 PID 5028 wrote to memory of 2284 5028 regsvr32.exe 70 PID 5028 wrote to memory of 2284 5028 regsvr32.exe 70 PID 3064 wrote to memory of 4996 3064 EXCEL.EXE 71 PID 3064 wrote to memory of 4996 3064 EXCEL.EXE 71 PID 4996 wrote to memory of 4988 4996 regsvr32.exe 72 PID 4996 wrote to memory of 4988 4996 regsvr32.exe 72 PID 3064 wrote to memory of 4448 3064 EXCEL.EXE 73 PID 3064 wrote to memory of 4448 3064 EXCEL.EXE 73 PID 4448 wrote to memory of 5068 4448 regsvr32.exe 74 PID 4448 wrote to memory of 5068 4448 regsvr32.exe 74 PID 3064 wrote to memory of 600 3064 EXCEL.EXE 75 PID 3064 wrote to memory of 600 3064 EXCEL.EXE 75 PID 600 wrote to memory of 1476 600 regsvr32.exe 76 PID 600 wrote to memory of 1476 600 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\bdc60ba4ecee2ab5de4d69144104a92b37ff8bf647c379c267dfd3bea62a785f.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:3064 -
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:5028 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\LVmCZp\YMRHOpLNn.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2284
-
-
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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:4996 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\DRcFnjYegO\XmOGsLRpBT.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4988
-
-
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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:4448 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\QNhdaVMtvPxbsnjQF\iYwyTnyf.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:5068
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-
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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:600 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\Igvre\xgSGqP.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1476
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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 ae7ce4e31786a350226e1b7579452d08b303710832e45fdbaf693400007f321c
- MD5 38a277c213cd54ab2ccbfb9aae51dd47
- SHA1 4efe2907a2cde895b2a6d2e8009148c3002c4dc6
- SHA512 21583714b9c4ce4adcd5fc1ac6fd9a3493b49fcfd92db4b86b94301fd3d930a0498592da652b3071c0ec7a189e6ff6d3293b737c2831e75ed1d2ca811fa74bb0
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzT:ObB2Xq/cmRq2B+4VH
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv2.ooocccxxx
- Size 434KB
- SHA256 121d6a0c117738ef5eeb87476ba4e904b17e1a02cb231d8be084099a4a5952df
- MD5 986abafe8ef90133e5f50cdf33a31381
- SHA1 f27e610cb18ba942ef93f4bf27548f77394286ec
- SHA512 8c3008f1a5cf7172cfb5055187b4d865cb125ac2a8dea9b4e6d8db1de0e03c17b6e5d570b8ba2746219f84475cc26682e6fcb38b53ed8ec28e688774ed13758a
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlz2:ObB2Xq/cmRq2B+4Vq
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv3.ooocccxxx
- Size 434KB
- SHA256 57cba5d7b6b16c5e78b05561fd0c244d4b81eead3534399e1b145bf1e6102f3b
- MD5 82a87297f76f463db207296a2953093b
- SHA1 a33606db65f1aa96e70ff061ccb92e6367539477
- SHA512 2f24c35017eeb32b47eb7820bfb224fb86dcfc6ceac4fea4f51018c2d4d510e7578baf02451a180d06ac9d159237217eebf28c53b5b11d51be9ea56418853bb9
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlz6:ObB2Xq/cmRq2B+4Vm
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\elv4.ooocccxxx
- Size 434KB
- SHA256 9103cf4c45111e95ba573f83c42fba2340931bfbd9ecb6e00bc72d4d6296b836
- MD5 e08d7167089bd126cfd16c7a26c65602
- SHA1 93e86a39ff979ff578620ca3c2d9a8a75c214b67
- SHA512 12f9deaef4536ae1adbbedc80fe9c90b8d785f7d0b29ad8f4093d8ff6d6594bac8a699a50b5b59bda64fa8df2824246613e2cfb2eaf7687fdcba7c96187bae34
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzu:ObB2Xq/cmRq2B+4VK
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv1.ooocccxxx
- Size 434KB
- SHA256 ae7ce4e31786a350226e1b7579452d08b303710832e45fdbaf693400007f321c
- MD5 38a277c213cd54ab2ccbfb9aae51dd47
- SHA1 4efe2907a2cde895b2a6d2e8009148c3002c4dc6
- SHA512 21583714b9c4ce4adcd5fc1ac6fd9a3493b49fcfd92db4b86b94301fd3d930a0498592da652b3071c0ec7a189e6ff6d3293b737c2831e75ed1d2ca811fa74bb0
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzT:ObB2Xq/cmRq2B+4VH
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv2.ooocccxxx
- Size 434KB
- SHA256 121d6a0c117738ef5eeb87476ba4e904b17e1a02cb231d8be084099a4a5952df
- MD5 986abafe8ef90133e5f50cdf33a31381
- SHA1 f27e610cb18ba942ef93f4bf27548f77394286ec
- SHA512 8c3008f1a5cf7172cfb5055187b4d865cb125ac2a8dea9b4e6d8db1de0e03c17b6e5d570b8ba2746219f84475cc26682e6fcb38b53ed8ec28e688774ed13758a
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlz2:ObB2Xq/cmRq2B+4Vq
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv3.ooocccxxx
- Size 434KB
- SHA256 57cba5d7b6b16c5e78b05561fd0c244d4b81eead3534399e1b145bf1e6102f3b
- MD5 82a87297f76f463db207296a2953093b
- SHA1 a33606db65f1aa96e70ff061ccb92e6367539477
- SHA512 2f24c35017eeb32b47eb7820bfb224fb86dcfc6ceac4fea4f51018c2d4d510e7578baf02451a180d06ac9d159237217eebf28c53b5b11d51be9ea56418853bb9
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlz6:ObB2Xq/cmRq2B+4Vm
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\elv4.ooocccxxx
- Size 434KB
- SHA256 9103cf4c45111e95ba573f83c42fba2340931bfbd9ecb6e00bc72d4d6296b836
- MD5 e08d7167089bd126cfd16c7a26c65602
- SHA1 93e86a39ff979ff578620ca3c2d9a8a75c214b67
- SHA512 12f9deaef4536ae1adbbedc80fe9c90b8d785f7d0b29ad8f4093d8ff6d6594bac8a699a50b5b59bda64fa8df2824246613e2cfb2eaf7687fdcba7c96187bae34
- SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4Xlzu:ObB2Xq/cmRq2B+4VK
- MD5 SHA1 SHA512 SSDEEP