Overview

overview

10

Static

static

sample.exe

windows7_x64

10

sample.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 18:32

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General

  • Target

    sample.exe

  • Size

    76KB

  • MD5

    100c21bb246ad7ac40ce421e85a9bd31

  • SHA1

    abea56411b2f39c76bafde615acb3b6494341f53

  • SHA256

    1934b6356a9e55689b52d450369a3a3c397555fe67a9aec70003e038ec66b32c

  • SHA512

    65759bf6d74d9447129862f154055fb85520c88aa325e763aa77d7ca1b6fac9bdaa6e9093650dda81efc945e3f6baf3c0848906595991984edbb147999b3d9c8

Score
10/10
emotetepoch1bankersuricatatrojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

82.163.245.38:80

209.126.6.222:8080

5.153.250.14:8080

186.70.127.199:8090

190.128.173.10:80

190.195.129.227:8090

91.219.169.180:80

45.173.88.33:80

185.33.0.233:80

188.2.217.94:80

207.144.103.227:80

45.161.242.102:80

219.92.13.25:80

190.163.31.26:80

68.183.170.114:8080

191.99.160.58:80

73.213.208.163:80

94.176.234.118:443

104.131.41.185:8080

45.33.77.42:8080
rsa_pubkey.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

    trojanbankeremotet
  • suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8

    suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M8

    suricata
  • suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9

    suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M9

    suricata
  • Emotet Payload 3 IoCs

    Detects Emotet payload in memory.

    trojanbanker
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sample.exe
    "C:\Users\Admin\AppData\Local\Temp\sample.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Windows\SysWOW64\cscdll\PhoneutilRes.exe
      "C:\Windows\SysWOW64\cscdll\PhoneutilRes.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2180

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\cscdll\PhoneutilRes.exe
    Filesize

    76KB

    MD5

    100c21bb246ad7ac40ce421e85a9bd31

    SHA1

    abea56411b2f39c76bafde615acb3b6494341f53

    SHA256

    1934b6356a9e55689b52d450369a3a3c397555fe67a9aec70003e038ec66b32c

    SHA512

    65759bf6d74d9447129862f154055fb85520c88aa325e763aa77d7ca1b6fac9bdaa6e9093650dda81efc945e3f6baf3c0848906595991984edbb147999b3d9c8

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  • memory/2180-135-0x0000000000000000-mapping.dmp
    Download
  • memory/2180-137-0x0000000000950000-0x000000000095C000-memory.dmp
    Filesize

    48KB

    Download
  • memory/2920-130-0x0000000000A90000-0x0000000000A9C000-memory.dmp
    Filesize

    48KB

    Download
  • memory/2920-134-0x0000000000A80000-0x0000000000A89000-memory.dmp
    Filesize

    36KB

    Download