Analysis

  • max time kernel
    143s
  • max time network
    147s
  • 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 11:13

General

  • Target

    38e0d4090d5cd5f56d75815ab55ef54c_JaffaCakes118.dll

  • Size

    617KB

  • MD5

    38e0d4090d5cd5f56d75815ab55ef54c

  • SHA1

    0aa3101b4d096b4a5464fdc1c1ff87347a692335

  • SHA256

    78a267bf4117662166b2382d9c3ed3552f2f4f322fb80f962f6d92306893badf

  • SHA512

    c05a465ebd1ef0c15b9ba80d89f4971d85fed5979f3f6fea51c684052cf4ca848fb0df84e6625e084ff9e951d9ae8dd8cd6cd541e6d379fd121d677066c51631

  • SSDEEP

    12288:OYzchQVZnkmt/70MWugxPJZFpf0c1pHdbdJ8CA88fzsBsI3+Dc:B4KV5Hpt8bZHLz+CSfasO+

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

84.232.229.24:80

51.255.203.164:8080

217.160.169.110:8080

185.183.16.47:80

190.45.24.210:80

187.162.248.237:80

93.146.143.191:80

185.94.252.27:443

143.0.85.206:7080

80.15.100.37:80

85.105.239.184:443

94.176.234.118:443

62.84.75.50:80

137.74.106.111:7080

172.104.169.32:8080

46.105.114.137:8080

94.126.8.1:80

78.206.229.130:80

93.149.120.214:80

192.175.111.212:7080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Blocklisted process makes network request 6 IoCs
  • Loads dropped DLL 2 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: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\38e0d4090d5cd5f56d75815ab55ef54c_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\38e0d4090d5cd5f56d75815ab55ef54c_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4224
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Gdsazy\ktmpx.omr",ZNpVTD
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Gdsazy\ktmpx.omr",#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:1144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Gdsazy\ktmpx.omr

    Filesize

    617KB

    MD5

    38e0d4090d5cd5f56d75815ab55ef54c

    SHA1

    0aa3101b4d096b4a5464fdc1c1ff87347a692335

    SHA256

    78a267bf4117662166b2382d9c3ed3552f2f4f322fb80f962f6d92306893badf

    SHA512

    c05a465ebd1ef0c15b9ba80d89f4971d85fed5979f3f6fea51c684052cf4ca848fb0df84e6625e084ff9e951d9ae8dd8cd6cd541e6d379fd121d677066c51631

  • memory/1144-14-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/1144-12-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/1144-10-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/1144-11-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/1852-6-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1852-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/1852-7-0x0000000000400000-0x000000000049E000-memory.dmp

    Filesize

    632KB

  • memory/4224-0-0x0000000000A00000-0x0000000000A9E000-memory.dmp

    Filesize

    632KB

  • memory/4224-4-0x0000000000A00000-0x0000000000A24000-memory.dmp

    Filesize

    144KB

  • memory/4224-3-0x0000000000A00000-0x0000000000A9E000-memory.dmp

    Filesize

    632KB

  • memory/4224-2-0x0000000000A00000-0x0000000000A24000-memory.dmp

    Filesize

    144KB

  • memory/4224-1-0x0000000000AB0000-0x0000000000AD7000-memory.dmp

    Filesize

    156KB