emotet | 21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da

Analysis

max time kernel
139s
max time network
127s
platform
windows10_x64
resource
win10-en-20211208
submitted
12/01/2022, 02:29

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General

Target
emotet_exe_e5_21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da_2022-01-12__022806.exe.dll
Size 696KB
Sample220112-cykr2aahbk
SHA256 21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da
MD5 3fc335e2bb7a47cd87185ab939dd8964
SHA1 a90233316fe02aa0c1243ed1223ce70fc472341c
SHA512 7fb792d120b137796a0eb8ee082447d8e984f1f71681ba690d1c4b7ffb437fee36863d1800746071295f7aa4e7b334ef7fc7694ae754e1553ea5eb90b783f49b
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

51.178.61.60:443
168.197.250.14:80
45.79.33.48:8080
196.44.98.190:8080
177.72.80.14:7080
51.210.242.234:8080
185.148.169.10:8080
142.4.219.173:8080
78.47.204.80:443
78.46.73.125:443
37.44.244.177:8080
37.59.209.141:8080
191.252.103.16:80
54.38.242.185:443
85.214.67.203:8080
54.37.228.122:443
207.148.81.119:8080
195.77.239.39:8080
66.42.57.149:443
195.154.146.35:443

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
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	2332	rundll32.exe
19	2332	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Eigzwhpoalgs\fuxtogixx.byl	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
2332	rundll32.exe
2332	rundll32.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3464	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 660	3080	rundll32.exe	69
PID 3080 wrote to memory of 660	3080	rundll32.exe	69
PID 3080 wrote to memory of 660	3080	rundll32.exe	69
PID 660 wrote to memory of 3464	660	rundll32.exe	70
PID 660 wrote to memory of 3464	660	rundll32.exe	70
PID 660 wrote to memory of 3464	660	rundll32.exe	70
PID 3464 wrote to memory of 784	3464	rundll32.exe	71
PID 3464 wrote to memory of 784	3464	rundll32.exe	71
PID 3464 wrote to memory of 784	3464	rundll32.exe	71
PID 784 wrote to memory of 2332	784	rundll32.exe	72
PID 784 wrote to memory of 2332	784	rundll32.exe	72
PID 784 wrote to memory of 2332	784	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da_2022-01-12__022806.exe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da_2022-01-12__022806.exe.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:660
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_21709f702a9b89afd9ef6efdb40f4a7e5cf15d1fd269fba2038640db13c213da_2022-01-12__022806.exe.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:3464
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Eigzwhpoalgs\fuxtogixx.byl",MaDpQwcGOueqq
      4⤵
      Suspicious use of WriteProcessMemory
      PID:784
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Eigzwhpoalgs\fuxtogixx.byl",Control_RunDLL
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:2332

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/660-116-0x0000000004D70000-0x0000000004D98000-memory.dmp

Download

memory/784-136-0x0000000004240000-0x0000000004268000-memory.dmp

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memory/2332-143-0x00000000006A0000-0x00000000006C8000-memory.dmp

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memory/2332-149-0x0000000004730000-0x0000000004758000-memory.dmp

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memory/2332-161-0x0000000004AD0000-0x0000000004AF8000-memory.dmp

Download

memory/2332-158-0x00000000049D0000-0x00000000049F8000-memory.dmp

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memory/2332-155-0x00000000048F0000-0x0000000004918000-memory.dmp

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memory/2332-152-0x0000000004810000-0x0000000004838000-memory.dmp

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memory/2332-146-0x00000000041F0000-0x0000000004218000-memory.dmp

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memory/3464-138-0x00000000049B0000-0x00000000049D8000-memory.dmp

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memory/3464-126-0x0000000000360000-0x0000000000388000-memory.dmp

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memory/3464-120-0x0000000000300000-0x0000000000328000-memory.dmp

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memory/3464-123-0x0000000000330000-0x0000000000358000-memory.dmp

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memory/3464-132-0x0000000000C40000-0x0000000000C68000-memory.dmp

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memory/3464-129-0x00000000008B0000-0x00000000008D8000-memory.dmp

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