Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-07-2024 19:13

General

  • Target

    3a674ee99b4814eec159728f3c6e0bc9_JaffaCakes118.dll

  • Size

    346KB

  • MD5

    3a674ee99b4814eec159728f3c6e0bc9

  • SHA1

    ce8badde104786bd4d7a2001249c20847ee8e773

  • SHA256

    e02ed9caa2abd2aa1935f7a9df152118d315436c2f42123bb1c6947bc9157639

  • SHA512

    43550b64d006448069e9bb48670743fae33d4c82321e8fa307d605cd1c94ec1daba4801c7441a230816cc46d0d262b6cc87e5ae23dfefc95143e7dfbdba65764

  • SSDEEP

    3072:L82jpiC2JG7HZb7XWQml/jz8A4diTE90Q6kF4CKAYRkcj:I2L7HN7Kl/jLA90QECrYRpj

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

84.232.229.24:80

51.255.203.164:8080

217.160.169.110:8080

51.15.7.145:80

177.85.167.10:80

186.177.174.163:80

190.114.254.163:8080

185.183.16.47:80

149.202.72.142:7080

181.30.61.163:443

31.27.59.105:80

50.28.51.143:8080

68.183.190.199:8080

85.214.26.7:8080

137.74.106.111:7080

200.75.39.254:80

85.105.239.184:443

190.45.24.210:80

170.81.48.2:80

109.101.137.162:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a674ee99b4814eec159728f3c6e0bc9_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3a674ee99b4814eec159728f3c6e0bc9_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4848
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Qnytyxhlqvic\wmtnaanvyzu.mup",kyIXnbiRjQTdqi
        3⤵
        • Loads dropped DLL
        PID:4444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Qnytyxhlqvic\wmtnaanvyzu.mup

    Filesize

    346KB

    MD5

    3a674ee99b4814eec159728f3c6e0bc9

    SHA1

    ce8badde104786bd4d7a2001249c20847ee8e773

    SHA256

    e02ed9caa2abd2aa1935f7a9df152118d315436c2f42123bb1c6947bc9157639

    SHA512

    43550b64d006448069e9bb48670743fae33d4c82321e8fa307d605cd1c94ec1daba4801c7441a230816cc46d0d262b6cc87e5ae23dfefc95143e7dfbdba65764

  • memory/4848-2-0x0000000010000000-0x0000000010024000-memory.dmp

    Filesize

    144KB

  • memory/4848-1-0x00000000009C0000-0x00000000009E1000-memory.dmp

    Filesize

    132KB

  • memory/4848-4-0x0000000010000000-0x0000000010024000-memory.dmp

    Filesize

    144KB