Analysis
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max time kernel
154s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
10-05-2022 05:48
Behavioral task
behavioral1
Sample
?i=1qaysmwjw.xlsm
Resource
win7-20220414-en
General
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Target
?i=1qaysmwjw.xlsm
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Size
50KB
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MD5
793c5a832ea9b3c4a225bc96b4449bc2
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SHA1
168afc78144b659b18b606a26c3e9a6343dd104a
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SHA256
894658b992050ab6d7ee061f083a48264ce56c1b4fbc5ac87c142765405a47f7
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SHA512
df041addb6c8113b2add5439f8ce258016233a47a13a3d540187872e4ac25fe3ac87b016bb391a703e0cb73189f1720c0e723b6df47ef971238312ed77a9b607
Malware Config
Extracted
http://harleyqueretaro.com/renew2019/Back2016-12-22/cv/data/RjuiFMp4Fsp/
Extracted
emotet
Epoch4
68.183.94.239:80
104.131.11.205:443
138.197.109.175:8080
187.84.80.182:443
79.143.187.147:443
216.158.226.206:443
167.99.115.35:8080
212.24.98.99:8080
1.234.21.73:7080
206.189.28.199:8080
158.69.222.101:443
164.68.99.3:8080
188.44.20.25:443
185.157.82.211:8080
134.122.66.193:8080
196.218.30.83:443
72.15.201.15:8080
5.9.116.246:8080
176.104.106.96:8080
153.126.146.25:7080
46.55.222.11:443
91.207.28.33:8080
192.99.251.50:443
203.114.109.124:443
51.91.7.5:8080
103.70.28.102:8080
209.250.246.206:443
82.165.152.127:8080
101.50.0.91:8080
151.106.112.196:8080
119.193.124.41:7080
94.23.45.86:4143
51.254.140.238:7080
173.212.193.249:8080
58.227.42.236:80
212.237.17.99:8080
1.234.2.232:8080
45.118.115.99:8080
110.232.117.186:8080
172.104.251.154:8080
159.65.88.10:8080
185.8.212.130:7080
129.232.188.93:443
103.43.46.182:443
103.75.201.2:443
131.100.24.231:80
201.94.166.162:443
45.176.232.124:443
146.59.226.45:443
103.132.242.26:8080
209.126.98.206:8080
197.242.150.244:8080
51.91.76.89:8080
160.16.142.56:8080
176.56.128.118:443
167.172.253.162:8080
189.126.111.200:7080
79.172.212.216:8080
107.182.225.142:8080
50.30.40.196:8080
183.111.227.137:8080
Signatures
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Process spawned unexpected child process 1 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 940 2744 regsvr32.exe 82 -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
pid Process 940 regsvr32.exe 2796 regsvr32.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Bzhjftdn\woidltvayv.cso 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 2744 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2796 regsvr32.exe 2796 regsvr32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE 2744 EXCEL.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2744 wrote to memory of 940 2744 EXCEL.EXE 92 PID 2744 wrote to memory of 940 2744 EXCEL.EXE 92 PID 2744 wrote to memory of 940 2744 EXCEL.EXE 92 PID 940 wrote to memory of 2796 940 regsvr32.exe 93 PID 940 wrote to memory of 2796 940 regsvr32.exe 93 PID 940 wrote to memory of 2796 940 regsvr32.exe 93
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\_i=1qaysmwjw.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe -s ..\rulm.dll2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:940 -
C:\Windows\SysWOW64\regsvr32.exeC:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Bzhjftdn\woidltvayv.cso"3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2796
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-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
848KB
MD526bf9a27e1ae4680db6c0528579aa5d5
SHA11c606018e5dc1bd2189b88216ea82c59f72449e9
SHA2567a2b948dfa606620068203247663247cb95c4a64fde2fa6e522a0a2828027352
SHA512d91d47ac63a24fed894e460e4d03fe2f23636d0f1a561f267007e0d1910424f437a3c8a38100c6b81c2824c50a76cc3c777158023608643f83c29545fcf6b2fb
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Filesize
848KB
MD526bf9a27e1ae4680db6c0528579aa5d5
SHA11c606018e5dc1bd2189b88216ea82c59f72449e9
SHA2567a2b948dfa606620068203247663247cb95c4a64fde2fa6e522a0a2828027352
SHA512d91d47ac63a24fed894e460e4d03fe2f23636d0f1a561f267007e0d1910424f437a3c8a38100c6b81c2824c50a76cc3c777158023608643f83c29545fcf6b2fb
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Filesize
848KB
MD526bf9a27e1ae4680db6c0528579aa5d5
SHA11c606018e5dc1bd2189b88216ea82c59f72449e9
SHA2567a2b948dfa606620068203247663247cb95c4a64fde2fa6e522a0a2828027352
SHA512d91d47ac63a24fed894e460e4d03fe2f23636d0f1a561f267007e0d1910424f437a3c8a38100c6b81c2824c50a76cc3c777158023608643f83c29545fcf6b2fb