Analysis
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max time kernel
101s -
max time network
128s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
10/11/2022, 10:31
Behavioral task
behavioral1
Sample
4b216f5401ecf30dc9d6b928465eaeb0c5e40f0d5f9c8e4469c97259cdefb1d5.xls
Resource
win10-20220812-en
Behavioral task
behavioral2
Sample
4b216f5401ecf30dc9d6b928465eaeb0c5e40f0d5f9c8e4469c97259cdefb1d5.xls
Resource
win10-20220812-en
General
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Target
4b216f5401ecf30dc9d6b928465eaeb0c5e40f0d5f9c8e4469c97259cdefb1d5.xls
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Size
91KB
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MD5
0555c190cfca3661d2e2c3e7555f5dfa
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SHA1
d9b8cff0a62b18f07074e8a3bd42e15dc525457b
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SHA256
4b216f5401ecf30dc9d6b928465eaeb0c5e40f0d5f9c8e4469c97259cdefb1d5
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SHA512
a13b949d719efb1be041075b5b26da3bab703232f6dc9483bcb68940f9d4bf8db65788d5f9c74b3035b3d4552124ce7153bee0522d2067483ccb0b65e414536f
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SSDEEP
1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgqbCXuZH4gb4CEn9J4ZXz3:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO
Malware Config
Extracted
https://www.conceptagency.net/css/b8eaKN/
https://bencevendeghaz.hu/2zjoi/cwfKJOzA/
http://45.32.114.141/xilte/Uqm6Eysf3Hkjwh/
http://ruitaiwz.com/wp-admin/MXlp5IsUKwT1k0DtzT/
Extracted
emotet
Epoch5
202.28.34.99:8080
80.211.107.116:8080
175.126.176.79:8080
218.38.121.17:443
139.196.72.155:8080
103.71.99.57:8080
87.106.97.83:7080
178.62.112.199:8080
64.227.55.231:8080
46.101.98.60:8080
54.37.228.122:443
128.199.217.206:443
190.145.8.4:443
209.239.112.82:8080
85.214.67.203:8080
198.199.70.22:8080
128.199.242.164:8080
178.238.225.252:8080
103.85.95.4:8080
103.126.216.86:443
104.244.79.94:443
36.67.23.59:443
37.44.244.177:8080
160.16.143.191:8080
85.25.120.45:8080
103.56.149.105:8080
210.57.209.142:8080
195.77.239.39:8080
62.171.178.147:8080
118.98.72.86:443
103.224.241.74:8080
185.148.169.10:8080
103.41.204.169:8080
186.250.48.5:443
165.22.254.236:8080
93.104.209.107:8080
139.59.80.108:8080
196.44.98.190:8080
114.79.130.68:443
115.178.55.22:80
103.254.12.236:7080
172.105.115.71:8080
174.138.33.49:7080
51.75.33.122:443
83.229.80.93:8080
78.47.204.80:443
188.165.79.151:443
202.134.4.210:7080
82.98.180.154:7080
Signatures
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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 4284 2576 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4136 2576 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4396 2576 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3304 2576 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 3 IoCs
pid Process 4284 regsvr32.exe 4136 regsvr32.exe 3304 regsvr32.exe -
Adds Run key to start application 2 TTPs 6 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\iKfDQG.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\FXeskGkix\\iKfDQG.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yOMAwNEDxfk.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\WTgDlbVrA\\yOMAwNEDxfk.dll\"" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\grMWgReL.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NPsdQkHQ\\grMWgReL.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 2576 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4284 regsvr32.exe 4284 regsvr32.exe 4472 regsvr32.exe 4472 regsvr32.exe 4472 regsvr32.exe 4472 regsvr32.exe 4136 regsvr32.exe 4136 regsvr32.exe 920 regsvr32.exe 920 regsvr32.exe 920 regsvr32.exe 920 regsvr32.exe 3304 regsvr32.exe 3304 regsvr32.exe 1764 regsvr32.exe 1764 regsvr32.exe 1764 regsvr32.exe 1764 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE 2576 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2576 wrote to memory of 4284 2576 EXCEL.EXE 68 PID 2576 wrote to memory of 4284 2576 EXCEL.EXE 68 PID 4284 wrote to memory of 4472 4284 regsvr32.exe 73 PID 4284 wrote to memory of 4472 4284 regsvr32.exe 73 PID 2576 wrote to memory of 4136 2576 EXCEL.EXE 75 PID 2576 wrote to memory of 4136 2576 EXCEL.EXE 75 PID 4136 wrote to memory of 920 4136 regsvr32.exe 77 PID 4136 wrote to memory of 920 4136 regsvr32.exe 77 PID 2576 wrote to memory of 4396 2576 EXCEL.EXE 78 PID 2576 wrote to memory of 4396 2576 EXCEL.EXE 78 PID 2576 wrote to memory of 3304 2576 EXCEL.EXE 79 PID 2576 wrote to memory of 3304 2576 EXCEL.EXE 79 PID 3304 wrote to memory of 1764 3304 regsvr32.exe 80 PID 3304 wrote to memory of 1764 3304 regsvr32.exe 80
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4b216f5401ecf30dc9d6b928465eaeb0c5e40f0d5f9c8e4469c97259cdefb1d5.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2576 -
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:4284 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\FXeskGkix\iKfDQG.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4472
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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:4136 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\WTgDlbVrA\yOMAwNEDxfk.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:920
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:4396
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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:3304 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\NPsdQkHQ\grMWgReL.dll"3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1764
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
621KB
MD5287abecca3fd35d9f3ed53f4f7377c7e
SHA14d1693f6b31d926633e8a7e349fee96c4e60120b
SHA2566426c9c4829f9e4ec0ce794317153e46cb6b74050b74197c9a588fa7d3de679c
SHA512348f77291ee436dcf5e0de2da792b1d9e6c0daf1fb925122ed06984bf14f21d909b14dd6d3096fc229143c2d2562f1f57ea159db9d4f4ec717602943780ab385
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD592a3f6911635438f39de4bae33cc6fa2
SHA1a1d0c269e83f262bd665fadabd9521372c9d86e7
SHA256e9a6ea8caed6cf87ba761f830065fbd710ac0a1cc5ca6551e8901e490e3eca00
SHA512b79b9b05c72aeb2868a2581eff03beeca4b277eb1ffe9784f873a2426cf39dcd9070e37daef9722b39f53e95fa86bc28ab302252f9b95801c6cf828253120a04
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Filesize
621KB
MD5287abecca3fd35d9f3ed53f4f7377c7e
SHA14d1693f6b31d926633e8a7e349fee96c4e60120b
SHA2566426c9c4829f9e4ec0ce794317153e46cb6b74050b74197c9a588fa7d3de679c
SHA512348f77291ee436dcf5e0de2da792b1d9e6c0daf1fb925122ed06984bf14f21d909b14dd6d3096fc229143c2d2562f1f57ea159db9d4f4ec717602943780ab385
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Filesize
621KB
MD5e13fecff6dc982531324cdba4f224d1d
SHA10de9ca7b8770ce588684237d2739d456bc64dade
SHA25678b7f834255ee4c7e897393c70172de692415c784bcaeedf1cd304fe1ce401e0
SHA5120e159d00676d286d104631f80a1989e308037fde82ddae495628866a1ad49059705fb9c47d7f612a108bbbb0d3f540695782dec3c4b389a56c4ac91a28a8653b
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Filesize
621KB
MD592a3f6911635438f39de4bae33cc6fa2
SHA1a1d0c269e83f262bd665fadabd9521372c9d86e7
SHA256e9a6ea8caed6cf87ba761f830065fbd710ac0a1cc5ca6551e8901e490e3eca00
SHA512b79b9b05c72aeb2868a2581eff03beeca4b277eb1ffe9784f873a2426cf39dcd9070e37daef9722b39f53e95fa86bc28ab302252f9b95801c6cf828253120a04