Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 09:41

General

  • Target

    3431fd25151d74244148dacab07da274_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    3431fd25151d74244148dacab07da274

  • SHA1

    8c72b6bb864c5accb281c4f2451f4264a91b42d5

  • SHA256

    6ccd77a73e8de1c4b2f0f3749b5758387678abec002396968e8cb6703eeafe91

  • SHA512

    d3cd156b637ea5de16cd23be317a3b1fefd182be32758a6da8a28cd8b4901e3d88117cac73d363d4f81f5fdf394ab960e03545a999e4df3a3da7a100c8b40a8c

  • SSDEEP

    3072:cvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:c206xWgGxLxWN40PDKR/JnX2P

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

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\3431fd25151d74244148dacab07da274_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2628
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\3431fd25151d74244148dacab07da274_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1776
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Aiwgditaqlgpgoi\zqnvredzzwkdmf.lsb",BHssRfA
        3⤵
        • Loads dropped DLL
        PID:1396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Aiwgditaqlgpgoi\zqnvredzzwkdmf.lsb

    Filesize

    340KB

    MD5

    3431fd25151d74244148dacab07da274

    SHA1

    8c72b6bb864c5accb281c4f2451f4264a91b42d5

    SHA256

    6ccd77a73e8de1c4b2f0f3749b5758387678abec002396968e8cb6703eeafe91

    SHA512

    d3cd156b637ea5de16cd23be317a3b1fefd182be32758a6da8a28cd8b4901e3d88117cac73d363d4f81f5fdf394ab960e03545a999e4df3a3da7a100c8b40a8c

  • memory/1776-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/1776-0-0x0000000000A60000-0x0000000000A80000-memory.dmp

    Filesize

    128KB

  • memory/1776-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB