Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-08-2024 02:07

General

  • Target

    7eca23286b993fd82f72912b949941cd_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    7eca23286b993fd82f72912b949941cd

  • SHA1

    f384c636027850d6bb931b106595a70d00339e5c

  • SHA256

    6ce4b342edcd3927b47c847a0e0e7a500c2183a4541b32ffbd1778f7768bd33b

  • SHA512

    6332e2e149b417ec69f2f956acd97138601a975f9bac9e6fad8c48c9991e5fdb0aad0638eb2e87ebf7e3e80bceddf9361c186186983be5a2dc092502dfc304be

  • SSDEEP

    3072:8vA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:8206xWgGxLxWN40PDKR/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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\7eca23286b993fd82f72912b949941cd_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3216
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7eca23286b993fd82f72912b949941cd_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Lodqxsueya\uvtmfvdwe.vxb",rNLtJjiDaBYbDpJ
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Lodqxsueya\uvtmfvdwe.vxb
    Filesize

    340KB

    MD5

    7eca23286b993fd82f72912b949941cd

    SHA1

    f384c636027850d6bb931b106595a70d00339e5c

    SHA256

    6ce4b342edcd3927b47c847a0e0e7a500c2183a4541b32ffbd1778f7768bd33b

    SHA512

    6332e2e149b417ec69f2f956acd97138601a975f9bac9e6fad8c48c9991e5fdb0aad0638eb2e87ebf7e3e80bceddf9361c186186983be5a2dc092502dfc304be

  • memory/2660-0-0x0000000000CE0000-0x0000000000D00000-memory.dmp
    Filesize

    128KB

  • memory/2660-1-0x0000000010000000-0x0000000010023000-memory.dmp
    Filesize

    140KB

  • memory/2660-3-0x0000000010000000-0x0000000010023000-memory.dmp
    Filesize

    140KB