Analysis
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max time kernel
149s -
max time network
147s -
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, 10:26
Behavioral task
behavioral1
Sample
3e539e156939607cb720f077b0987f49dff7b5a81133fd58a42e26c6bd29dbc1.xls
Resource
win10-20220812-en
General
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Target
3e539e156939607cb720f077b0987f49dff7b5a81133fd58a42e26c6bd29dbc1.xls
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Size
91KB
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MD5
8dd28229206c0a22ab38746134886cf5
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SHA1
075ce4f929f4fcad51bc76adc5d13b429c5c1f63
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SHA256
3e539e156939607cb720f077b0987f49dff7b5a81133fd58a42e26c6bd29dbc1
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SHA512
19d908332b7cab5c228bad237de55542a2f70a4261988bc09971a047c07cbaef46903cd0067520ee3ead9dfe725d915cbcee644b0311df3f0c15050df2fa8555
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SSDEEP
1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgu
Malware Config
Extracted
https://bosny.com/aspnet_client/R50QIOGjmvVlr/
http://navylin.com/autopoisonous/4fZQW/
http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/
http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/
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 1832 2832 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1208 2832 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2324 2832 regsvr32.exe 65 Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1764 2832 regsvr32.exe 65 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 1832 regsvr32.exe 1208 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 2832 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 1832 regsvr32.exe 1832 regsvr32.exe 1216 regsvr32.exe 1216 regsvr32.exe 1216 regsvr32.exe 1216 regsvr32.exe 1208 regsvr32.exe 1208 regsvr32.exe 304 regsvr32.exe 304 regsvr32.exe 304 regsvr32.exe 304 regsvr32.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2832 EXCEL.EXE 2832 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
pid Process 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE 2832 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2832 wrote to memory of 1832 2832 EXCEL.EXE 74 PID 2832 wrote to memory of 1832 2832 EXCEL.EXE 74 PID 1832 wrote to memory of 1216 1832 regsvr32.exe 75 PID 1832 wrote to memory of 1216 1832 regsvr32.exe 75 PID 2832 wrote to memory of 1208 2832 EXCEL.EXE 76 PID 2832 wrote to memory of 1208 2832 EXCEL.EXE 76 PID 1208 wrote to memory of 304 1208 regsvr32.exe 77 PID 1208 wrote to memory of 304 1208 regsvr32.exe 77 PID 2832 wrote to memory of 2324 2832 EXCEL.EXE 78 PID 2832 wrote to memory of 2324 2832 EXCEL.EXE 78 PID 2832 wrote to memory of 1764 2832 EXCEL.EXE 79 PID 2832 wrote to memory of 1764 2832 EXCEL.EXE 79
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\3e539e156939607cb720f077b0987f49dff7b5a81133fd58a42e26c6bd29dbc1.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:2832 -
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:1832 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\GZKCRENOHYkUTA\PZlyytAPAouHnak.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1216
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-
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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:1208 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\QbXMvfZigwygnh\WyNHVjZxv.dll"3⤵
- Suspicious behavior: EnumeratesProcesses
PID:304
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx2⤵
- Process spawned unexpected child process
PID:2324
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C:\Windows\System32\regsvr32.exeC:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx2⤵
- Process spawned unexpected child process
PID:1764
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
621KB
MD554663713c4755b14824b36f31af99561
SHA1242cb103a9c653490fe70e9624f8598d0351a88f
SHA25664c4ca763f96b5ebf7c01b3f68d8d82a56872a274e2ea9cfbb9d8971794cc115
SHA512374b79727f32540783b6370df3a0a95717abe0b441b5d1e85660371ed59d021acacee8c1027b74d246fcf5455df03340e9ed7349a78c615f49e904e0762886b0
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Filesize
621KB
MD5d7bfaf3c09c80932a200c66c3a161683
SHA1afaceec32f4af9050ba61cf02af92fe57ef47349
SHA256b08c39695db1924e0fe34aca24471f6e6af18f34dea8a30e552df59514558cf1
SHA512da079e07754c8126215dec58a47ebd299e014f0829d636218aa65d5cf73902f3e26dc07348b65e7b0616e12d8c2bd00f3291592ff1c5ff0c2bf8ae202e3f0f1c
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Filesize
621KB
MD554663713c4755b14824b36f31af99561
SHA1242cb103a9c653490fe70e9624f8598d0351a88f
SHA25664c4ca763f96b5ebf7c01b3f68d8d82a56872a274e2ea9cfbb9d8971794cc115
SHA512374b79727f32540783b6370df3a0a95717abe0b441b5d1e85660371ed59d021acacee8c1027b74d246fcf5455df03340e9ed7349a78c615f49e904e0762886b0
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Filesize
621KB
MD5d7bfaf3c09c80932a200c66c3a161683
SHA1afaceec32f4af9050ba61cf02af92fe57ef47349
SHA256b08c39695db1924e0fe34aca24471f6e6af18f34dea8a30e552df59514558cf1
SHA512da079e07754c8126215dec58a47ebd299e014f0829d636218aa65d5cf73902f3e26dc07348b65e7b0616e12d8c2bd00f3291592ff1c5ff0c2bf8ae202e3f0f1c