emotet | 7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37

General

Target
7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37.dll
Size 252KB
Sample211116-nbehaaadep
SHA256 7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37
MD5 da02885e0b8cab798719b0e2c3ff7855
SHA1 07cadf553b51efdcdcd05684c76ea1dac217ad7b
SHA512 785d69daecb0281ee3bf02d820a61c6d95892d9db0ef351e882855dc6cbeb44e6a5a29f51374e3915518d3081b1f41ae7cefd2573db6336dce85496bd15c9cf9
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

81.0.236.93:443
94.177.248.64:443
66.42.55.5:7080
103.8.26.103:8080
185.184.25.237:8080
45.76.176.10:8080
188.93.125.116:8080
103.8.26.102:8080
178.79.147.66:8080
58.227.42.236:80
45.118.135.203:7080
103.75.201.2:443
195.154.133.20:443
45.142.114.231:8080
212.237.5.209:443
207.38.84.195:8080
104.251.214.46:8080
138.185.72.26:8080
51.68.175.8:8080
210.57.217.132:8080

eck1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata

Blocklisted process makes network request 2 IoCs

flow	pid	Process
18	2344	rundll32.exe
21	2344	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Kkkqzwn\bxjolsxbrrxp.hfu	rundll32.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2344	rundll32.exe
2344	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3336	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 3508	3120	rundll32.exe	69
PID 3120 wrote to memory of 3508	3120	rundll32.exe	69
PID 3120 wrote to memory of 3508	3120	rundll32.exe	69
PID 3508 wrote to memory of 3336	3508	rundll32.exe	70
PID 3508 wrote to memory of 3336	3508	rundll32.exe	70
PID 3508 wrote to memory of 3336	3508	rundll32.exe	70
PID 3336 wrote to memory of 2368	3336	rundll32.exe	71
PID 3336 wrote to memory of 2368	3336	rundll32.exe	71
PID 3336 wrote to memory of 2368	3336	rundll32.exe	71
PID 2368 wrote to memory of 2344	2368	rundll32.exe	72
PID 2368 wrote to memory of 2344	2368	rundll32.exe	72
PID 2368 wrote to memory of 2344	2368	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3508
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\7a600d001be94e933e9c5285b2c4e90ec2f6cf11ff8e7a8fd52767bc11eb8c37.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:3336
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Kkkqzwn\bxjolsxbrrxp.hfu",DwWtwUNvYnCsAm
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2368
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Kkkqzwn\bxjolsxbrrxp.hfu",Control_RunDLL
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:2344

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3508-120-0x0000000010000000-0x0000000010028000-memory.dmp

Download

Analysis

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