Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-07-2024 23:16

General

  • Target

    2e2f5e23cf1f7433dcbe8b8ffc382589_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    2e2f5e23cf1f7433dcbe8b8ffc382589

  • SHA1

    96687e09346b5f37a79b13b7d91880864f1e2bd8

  • SHA256

    3cd8d8530b502c8846d03babc1a9a0534e93a13423012e550af41086dbc7940b

  • SHA512

    0a931e1466720ab3c49d6c192a96b09f28ebd9bf14b580a32dc773c682076954fff558f3fc3518fda52ec5453c241dd32954b1d4692c0439b2a0297f34383f90

  • SSDEEP

    3072:WvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXRca:W206xWgGxLxWN40PDKR/JnXya

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\2e2f5e23cf1f7433dcbe8b8ffc382589_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2e2f5e23cf1f7433dcbe8b8ffc382589_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:3320
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Pfynihd\syqljr.xqi",TGsVJzFQusyYZn
        3⤵
        • Loads dropped DLL
        PID:2852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Pfynihd\syqljr.xqi

    Filesize

    340KB

    MD5

    2e2f5e23cf1f7433dcbe8b8ffc382589

    SHA1

    96687e09346b5f37a79b13b7d91880864f1e2bd8

    SHA256

    3cd8d8530b502c8846d03babc1a9a0534e93a13423012e550af41086dbc7940b

    SHA512

    0a931e1466720ab3c49d6c192a96b09f28ebd9bf14b580a32dc773c682076954fff558f3fc3518fda52ec5453c241dd32954b1d4692c0439b2a0297f34383f90

  • memory/3320-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/3320-0-0x00000000006E0000-0x0000000000700000-memory.dmp

    Filesize

    128KB

  • memory/3320-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB