emotet | 837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db

Analysis

max time kernel
160s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-01-2023 18:17

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General

Target

837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
Size

172KB
MD5

0c79e2047f2afd97b4fad12ce1127847
SHA1

88b1aa9a3abacfbca2c18956c5aff88efe05c23c
SHA256

837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db
SHA512

9bb23413088ccb77830628011dcc665be8bfb17e20d81f9ad2451f8c63b02d1485d15c09532891d0dad7d551215f4d7f8ac2130c1ab9d09b2c1bd716c76dd613
SSDEEP

3072:u2nTLLEpyrQqMEh7fnt8V7TDv98FT7QFhfxbXxgCzXtQk:u2nTLUyrQBENt8VfZ8FTYXxZz6k

Score

10^/10

emotet epoch2 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

81.109.227.123:80

82.15.36.209:443

142.4.198.249:7080

162.144.119.216:8080

142.93.88.16:443

31.12.67.62:7080

91.83.93.103:7080

178.152.78.149:20

104.131.208.175:8080

136.243.177.26:8080

206.189.98.125:8080

178.79.161.166:443

195.242.117.231:8080

187.163.222.244:465

186.144.64.31:53

104.236.99.225:8080

71.244.60.230:8080

91.205.215.66:8080

212.71.234.16:8080

190.25.255.98:443

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:

clickdlls.exe

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

clickdlls.exe

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

clickdlls.exe

pid	process
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe
1276	clickdlls.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe

pid process

2500 837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe

pid	process
2500	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.execlickdlls.exe

description	pid	process	target process
PID 4796 wrote to memory of 2500	4796	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
PID 4796 wrote to memory of 2500	4796	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
PID 4796 wrote to memory of 2500	4796	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe	837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
PID 4928 wrote to memory of 1276	4928	clickdlls.exe	clickdlls.exe
PID 4928 wrote to memory of 1276	4928	clickdlls.exe	clickdlls.exe
PID 4928 wrote to memory of 1276	4928	clickdlls.exe	clickdlls.exe

C:\Users\Admin\AppData\Local\Temp\837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
"C:\Users\Admin\AppData\Local\Temp\837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4796

C:\Users\Admin\AppData\Local\Temp\837b994c1c16a3a7b71a4641bae8531f3f145893d63434842af05d226e8aa1db.exe
--3fb0c8d2
2⤵
- Suspicious behavior: RenamesItself
PID:2500

C:\Windows\SysWOW64\clickdlls.exe
"C:\Windows\SysWOW64\clickdlls.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4928

C:\Windows\SysWOW64\clickdlls.exe
--1c4a596d
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1276

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

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Downloads

memory/1276-137-0x0000000000000000-mapping.dmp

Download
memory/1276-139-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1276-140-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2500-133-0x0000000000000000-mapping.dmp

Download
memory/2500-136-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2500-138-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4796-132-0x00000000006C0000-0x00000000006D0000-memory.dmp

Filesize
64KB

Download
memory/4796-134-0x00000000006C0000-0x00000000006D0000-memory.dmp

Filesize
64KB

Download
memory/4796-135-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download