emotet | 65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417

Analysis

max time kernel
121s
max time network
134s
platform
windows10_x64
resource
win10-en-20211104
submitted
02/12/2021, 00:08

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General

Target
emotet_exe_e5_65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417_2021-12-02__000705.exe.dll
Size 364KB
Sample211202-aexldahbbq
SHA256 65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417
MD5 60a092134a43f2c56c090b00f37a8427
SHA1 77c9388a66a4ba97a44e46cd088a85b183afb208
SHA512 59ed3d44bf586531f1da84b903118cc055360e349308a67dd210a497ce2084349f00c95f66548978e7973305813d75e750bb932f2adc8780838d4fcab9f7f6e6
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

45.63.5.129:443
128.199.192.135:8080
51.178.61.60:443
168.197.250.14:80
177.72.80.14:7080
51.210.242.234:8080
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
217.182.143.207:443
159.69.237.188:443
210.57.209.142:8080
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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Avvihjbalq\ydjarwhmnnmjnij.acf	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: RenamesItself 1 IoCs

pid	Process
784	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3936 wrote to memory of 3928	3936	rundll32.exe	69
PID 3936 wrote to memory of 3928	3936	rundll32.exe	69
PID 3936 wrote to memory of 3928	3936	rundll32.exe	69
PID 3928 wrote to memory of 784	3928	rundll32.exe	70
PID 3928 wrote to memory of 784	3928	rundll32.exe	70
PID 3928 wrote to memory of 784	3928	rundll32.exe	70
PID 784 wrote to memory of 3960	784	rundll32.exe	73
PID 784 wrote to memory of 3960	784	rundll32.exe	73
PID 784 wrote to memory of 3960	784	rundll32.exe	73

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417_2021-12-02__000705.exe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417_2021-12-02__000705.exe.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3928
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\emotet_exe_e5_65f51bc8a26cfa12491e65de2eb42b3326f4e41afe4fa1a91ad0a16866b21417_2021-12-02__000705.exe.dll",Control_RunDLL
    3⤵
    - Drops file in System32 directory
    - Suspicious behavior: RenamesItself
    - Suspicious use of WriteProcessMemory
    PID:784
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Avvihjbalq\ydjarwhmnnmjnij.acf",yllC
      4⤵
      PID:3960

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

Replay Monitor

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Downloads

memory/784-121-0x0000000000D60000-0x0000000000EAA000-memory.dmp

Download

memory/3928-120-0x0000000000F70000-0x0000000000F97000-memory.dmp