emotet | f3842cd4b63be5212f9d13436938759fc5d1966bdad0cec0819f87cfbfb3adec

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220722-en
resource tags

arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
submitted
31-07-2022 05:15

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General

Target

knbbdizq.dll
Size

233KB
MD5

5aefd49a03a4810e6dd2b73395deb12b
SHA1

7706a62fa35616037c6ce35d71eea6fa10cc0eac
SHA256

f3842cd4b63be5212f9d13436938759fc5d1966bdad0cec0819f87cfbfb3adec
SHA512

2e622a4c7cc2da5a4dee64823fa42b499749fd473dee5d0e9703e08b8d4f564b57a8eb6c75eb057d02d25f81ccc851f1ab266ab68ae4c3eb8c266a8cc8bf44ff

Score

10^/10

emotet epoch1 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

184.66.18.83:80

202.187.222.40:80

167.71.148.58:443

211.215.18.93:8080

1.234.65.61:80

80.15.100.37:80

155.186.9.160:80

172.104.169.32:8080

110.39.162.2:443

12.162.84.2:8080

181.136.190.86:80

68.183.190.199:8080

191.223.36.170:80

190.45.24.210:80

81.213.175.132:80

181.120.29.49:80

82.76.111.249:443

177.23.7.151:80

95.76.153.115:80

93.148.247.169:80

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Blocklisted process makes network request 4 IoCs

Processes:

rundll32.exe

flow pid process

28 972 rundll32.exe
53 972 rundll32.exe
56 972 rundll32.exe
71 972 rundll32.exe
Loads dropped DLL 1 IoCs

Processes:

rundll32.exe

pid process

972 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Okji\ufjoxnn.too rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	pid	process
28	972	rundll32.exe
53	972	rundll32.exe
56	972	rundll32.exe
71	972	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Okji\ufjoxnn.too	rundll32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

rundll32.exe

pid	process
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe
972	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

4904 rundll32.exe

pid	process
4904	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 4680 wrote to memory of 4904	4680	rundll32.exe	rundll32.exe
PID 4680 wrote to memory of 4904	4680	rundll32.exe	rundll32.exe
PID 4680 wrote to memory of 4904	4680	rundll32.exe	rundll32.exe
PID 4904 wrote to memory of 972	4904	rundll32.exe	rundll32.exe
PID 4904 wrote to memory of 972	4904	rundll32.exe	rundll32.exe
PID 4904 wrote to memory of 972	4904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\knbbdizq.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\knbbdizq.dll,#1
2⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4904

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Okji\ufjoxnn.too",RunDLL
3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:972

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

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Downloads

C:\Windows\SysWOW64\Okji\ufjoxnn.too
Filesize
233KB

MD5
5aefd49a03a4810e6dd2b73395deb12b

SHA1
7706a62fa35616037c6ce35d71eea6fa10cc0eac

SHA256
f3842cd4b63be5212f9d13436938759fc5d1966bdad0cec0819f87cfbfb3adec

SHA512
2e622a4c7cc2da5a4dee64823fa42b499749fd473dee5d0e9703e08b8d4f564b57a8eb6c75eb057d02d25f81ccc851f1ab266ab68ae4c3eb8c266a8cc8bf44ff

Download Submit
memory/972-139-0x0000000000000000-mapping.dmp

Download
memory/972-141-0x00000000024D0000-0x00000000024F2000-memory.dmp

Filesize
136KB

Download
memory/4904-135-0x0000000000000000-mapping.dmp

Download
memory/4904-136-0x0000000000E40000-0x0000000000E62000-memory.dmp

Filesize
136KB

Download