emotet | 7a5d773aa6ef4cf71a18234e4037788e635a3f8aeefef0e9898d69453bc53025

Resubmissions

28-12-2022 03:05

221228-dk91fahc93 10

20-12-2022 19:37

221220-ycbswsea2x 10

Analysis

max time kernel
131s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2022 19:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

client/2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
Size

496KB
MD5

b63535fb171eb493b69f2f3b16abe387
SHA1

9516de4b4c9de9b996a5d262f4ec633b4ed74bb1
SHA256

c2030bc67f28a570054486b23de2b7a1bccb90fc9cfbf698b8bc380bb03adeb2
SHA512

0c89c501d2d6f9dd91c38f8b695c537ba9cf227aad4057792344d328df83db395412fd17db8d9a63c571161df7f2dde4260e58c157f4c98b69e2e317a354fd0b
SSDEEP

6144:9iSzpqgWJwaLWQt4f4GijqIM48RUl1PZ3e6yIXqn3BTZe87aPqn3BTZeW7BeI1Dn:9hDa9Y4GDNO1h3etVBU83BUWUODn

Score

10^/10

emotet epoch2 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

66.7.242.50:8080

72.186.137.156:80

197.89.27.26:8080

91.250.96.22:8080

37.187.72.193:8080

104.131.44.150:8080

167.71.10.37:8080

78.24.219.147:8080

159.65.25.128:8080

95.128.43.213:8080

179.13.185.19:80

186.86.247.171:443

110.142.38.16:80

201.173.217.124:443

169.239.182.217:8080

211.63.71.72:8080

104.131.11.150:8080

190.55.181.54:443

209.146.22.34:443

64.53.242.181:8080

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 4 IoCs

Processes:

serialdispid.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	serialdispid.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	serialdispid.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	serialdispid.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	serialdispid.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies data under HKEY_USERS 3 IoCs

Processes:

serialdispid.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	serialdispid.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	serialdispid.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	serialdispid.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

serialdispid.exe

pid	process
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe
2008	serialdispid.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe

pid process

2020 2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe

pid	process
2020	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe2020-01-14-follow-up-Emotet-binary-after-initial-infection.exeserialdispid.exeserialdispid.exe

pid	process
4488	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
2020	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
672	serialdispid.exe
2008	serialdispid.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

2020-01-14-follow-up-Emotet-binary-after-initial-infection.exeserialdispid.exe

description	pid	process	target process
PID 4488 wrote to memory of 2020	4488	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
PID 4488 wrote to memory of 2020	4488	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
PID 4488 wrote to memory of 2020	4488	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe	2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
PID 672 wrote to memory of 2008	672	serialdispid.exe	serialdispid.exe
PID 672 wrote to memory of 2008	672	serialdispid.exe	serialdispid.exe
PID 672 wrote to memory of 2008	672	serialdispid.exe	serialdispid.exe

C:\Users\Admin\AppData\Local\Temp\client\2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
"C:\Users\Admin\AppData\Local\Temp\client\2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4488

C:\Users\Admin\AppData\Local\Temp\client\2020-01-14-follow-up-Emotet-binary-after-initial-infection.exe
--b517906e
2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
PID:2020

C:\Windows\SysWOW64\serialdispid.exe
"C:\Windows\SysWOW64\serialdispid.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:672

C:\Windows\SysWOW64\serialdispid.exe
--81eb1583
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\289f7d8b3a97c9ecb3452fd2fab933f9_957af1f1-6875-4c40-9804-a0dcc430f453
Filesize
50B

MD5
30cd1ca02943fee30c1393baf7f29d6a

SHA1
7238fbd8988fba4ab751df437d5fd43d510e27da

SHA256
d2012b851dcae97aaf516a007e79410cab0807161bb59962f3d01aabca6afe48

SHA512
99e8baa5299297c66970af27184846228ed2b605583ae974b6ac10a243ffc1622fac6af5afff99730de9a23ccc994fc2068d5a4d86a16d9a77c038ea885b3ac3

Download Submit
memory/672-144-0x0000000000DA0000-0x0000000000DB7000-memory.dmp

Filesize
92KB

Download
memory/2008-149-0x0000000000000000-mapping.dmp

Download
memory/2008-151-0x0000000000E30000-0x0000000000E47000-memory.dmp

Filesize
92KB

Download
memory/2020-137-0x0000000000000000-mapping.dmp

Download
memory/2020-139-0x0000000002160000-0x0000000002177000-memory.dmp

Filesize
92KB

Download
memory/4488-132-0x00000000022A0000-0x00000000022B7000-memory.dmp

Filesize
92KB

Download
memory/4488-138-0x00000000007D0000-0x00000000007E1000-memory.dmp

Filesize
68KB

Download