emotet | a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a

General

Target
a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a.dll
Size 252KB
Sample211116-nb2mtadeb9
SHA256 a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a
MD5 c27e527731ada77e72528f93f66b4c87
SHA1 ab8406ec5e00ea8be809253420a9a595f90d7ac3
SHA512 b06f6b461a9caffc263f3cc08d21fca10d5f8b627d0450ad7047750331b9402e14ee1eb17a9883bc0706ea7c1a2e468572ff38c132c6a94c312576b849aa6cbb
MD5 SHA1 SHA512

Score

10^/10

emotet epoch4 banker 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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
18	4256	rundll32.exe
23	4256	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Nainaf\wfisqcmvbtrf.vwp	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
4256	rundll32.exe
4256	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4020	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 3992	3024	rundll32.exe	69
PID 3024 wrote to memory of 3992	3024	rundll32.exe	69
PID 3024 wrote to memory of 3992	3024	rundll32.exe	69
PID 3992 wrote to memory of 4020	3992	rundll32.exe	70
PID 3992 wrote to memory of 4020	3992	rundll32.exe	70
PID 3992 wrote to memory of 4020	3992	rundll32.exe	70
PID 4020 wrote to memory of 4356	4020	rundll32.exe	71
PID 4020 wrote to memory of 4356	4020	rundll32.exe	71
PID 4020 wrote to memory of 4356	4020	rundll32.exe	71
PID 4356 wrote to memory of 4256	4356	rundll32.exe	72
PID 4356 wrote to memory of 4256	4356	rundll32.exe	72
PID 4356 wrote to memory of 4256	4356	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3992
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\a94da1b62f88f77d7f2f91ff51a1ac3a12df0d068b1017d092ec1e589a8a392a.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:4020
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Nainaf\wfisqcmvbtrf.vwp",XKjRfb
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4356
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Nainaf\wfisqcmvbtrf.vwp",Control_RunDLL
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:4256

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/3992-120-0x0000000010000000-0x0000000010028000-memory.dmp

Download

Analysis

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