Analysis

  • max time kernel
    139s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-05-2024 05:33

General

  • Target

    0da34ec04639e491d26d37430804cfab_JaffaCakes118.exe

  • Size

    299KB

  • MD5

    0da34ec04639e491d26d37430804cfab

  • SHA1

    9b1fd36f6a7f6bb4111bd7a6e7815e1f29dca35e

  • SHA256

    0c6856553d81ab2c73b9136cc3ea46d13216c23880def8eaa2820a5a4c252b16

  • SHA512

    5df640ae0d0022fbde9656b661745c32a025a109ffbb4d1dc6086c27e5b6467e3462d52dcaf7873dc03e5642d4dc18b34087f9460d95c88520c40f3b9bddbc54

  • SSDEEP

    6144:9VLyq7KWX3phEzsV3ynaYmxLxElwta/X:eq7fXZMK3yAL+wK

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

186.90.29.228:443

181.135.153.203:443

74.208.68.48:8080

104.131.58.132:8080

68.183.190.199:8080

50.28.51.143:8080

77.55.211.77:8080

181.29.101.13:8080

178.79.163.131:8080

5.1.86.195:8080

187.188.166.192:80

203.25.159.3:8080

139.5.237.27:443

190.1.37.125:443

200.58.171.51:80

186.1.41.111:443

46.29.183.211:8080

109.169.86.13:8080

71.244.60.231:7080

159.203.204.126:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0da34ec04639e491d26d37430804cfab_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0da34ec04639e491d26d37430804cfab_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:988
    • C:\Users\Admin\AppData\Local\Temp\0da34ec04639e491d26d37430804cfab_JaffaCakes118.exe
      --666f376e
      2⤵
      • Suspicious behavior: RenamesItself
      PID:4536
  • C:\Windows\SysWOW64\hansproc.exe
    "C:\Windows\SysWOW64\hansproc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:756
    • C:\Windows\SysWOW64\hansproc.exe
      --3966ffc6
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:396

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/396-17-0x0000000000E20000-0x0000000000E37000-memory.dmp

    Filesize

    92KB

  • memory/756-11-0x0000000000E10000-0x0000000000E27000-memory.dmp

    Filesize

    92KB

  • memory/988-0-0x00000000005D0000-0x00000000005E7000-memory.dmp

    Filesize

    92KB

  • memory/988-5-0x00000000005C0000-0x00000000005D0000-memory.dmp

    Filesize

    64KB

  • memory/4536-6-0x00000000005E0000-0x00000000005F7000-memory.dmp

    Filesize

    92KB

  • memory/4536-16-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB