emotet | 831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91

Analysis

max time kernel
158s
max time network
165s
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 17:45

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General

Target

831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
Size

113KB
MD5

8385e91a0a89f0431ccf04453dcd903d
SHA1

0b11627f1d947e253611dff68d093bfba6af4528
SHA256

831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91
SHA512

22cdc7bdb30827ddf28fc5eb61b38064ed408647d677a0021c5f713466bc795a6fd172c72fe4842b45bd79aed126f59f43df1f2d004945122bba54dc14a111ff
SSDEEP

3072:OXal9qoo7GTJrl+3oZ1mA0rk9pM84WGwKFeE2v8r8:ugX5FzpPvK4E27

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:

crednotices.exe

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

crednotices.exe

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

crednotices.exe

pid	process
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe
556	crednotices.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe

pid process

2040 831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe

pid	process
2040	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.execrednotices.exe

description	pid	process	target process
PID 2676 wrote to memory of 2040	2676	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
PID 2676 wrote to memory of 2040	2676	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
PID 2676 wrote to memory of 2040	2676	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe	831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
PID 4680 wrote to memory of 556	4680	crednotices.exe	crednotices.exe
PID 4680 wrote to memory of 556	4680	crednotices.exe	crednotices.exe
PID 4680 wrote to memory of 556	4680	crednotices.exe	crednotices.exe

C:\Users\Admin\AppData\Local\Temp\831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
"C:\Users\Admin\AppData\Local\Temp\831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2676

C:\Users\Admin\AppData\Local\Temp\831f9044abbfb39c41901ce3e51b0838af8f55ef562f7511ee345bd93fec0c91.exe
--ad882333
2⤵
- Suspicious behavior: RenamesItself
PID:2040

C:\Windows\SysWOW64\crednotices.exe
"C:\Windows\SysWOW64\crednotices.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4680

C:\Windows\SysWOW64\crednotices.exe
--51baf663
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:556

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/556-137-0x0000000000000000-mapping.dmp

Download
memory/556-139-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/556-140-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2040-132-0x0000000000000000-mapping.dmp

Download
memory/2040-135-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/2040-136-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2040-138-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2676-133-0x0000000000560000-0x0000000000570000-memory.dmp

Filesize
64KB

Download
memory/2676-134-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download