Analysis

  • max time kernel
    130s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    29-07-2024 03:34

General

  • Target

    3641d457b482c409cdf0d8ec17c427e7_JaffaCakes118.exe

  • Size

    149KB

  • MD5

    3641d457b482c409cdf0d8ec17c427e7

  • SHA1

    bb143f41eb6669bf4a564eadc602d15b388fb512

  • SHA256

    d2db090202823712f9588fab6de2467f2a81a50b065a88ead8c8109fb389cf13

  • SHA512

    04fc828fab81b17c8e869ba8fbd40ced9c3c94bdd03b830ddc25ffd74cabbc1962d5a59f55d0a663943d71b2b1ea3a265d6e1db86c441b5d53f1b3e11b8ced88

  • SSDEEP

    3072:WY4s5aoSrBTr/3s0Y6OtXjMAW1s7uA+ene1gef:WYNSN/tY6AjpL+enkgef

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

38.18.235.242:80

5.196.108.189:8080

121.124.124.40:7080

104.236.246.93:8080

113.61.66.94:80

120.150.60.189:80

91.211.88.52:7080

47.144.21.12:443

108.46.29.236:80

139.162.108.71:8080

134.209.36.254:8080

139.59.60.244:8080

66.65.136.14:80

76.175.162.101:80

174.106.122.139:80

95.213.236.64:8080

174.45.13.118:80

50.35.17.13:80

209.141.54.221:8080

87.106.139.101:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet payload 3 IoCs

    Detects Emotet payload in memory.

  • Executes dropped EXE 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: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3641d457b482c409cdf0d8ec17c427e7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3641d457b482c409cdf0d8ec17c427e7_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Windows\SysWOW64\systeminfo\shimeng.exe
      "C:\Windows\SysWOW64\systeminfo\shimeng.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\systeminfo\shimeng.exe

    Filesize

    149KB

    MD5

    3641d457b482c409cdf0d8ec17c427e7

    SHA1

    bb143f41eb6669bf4a564eadc602d15b388fb512

    SHA256

    d2db090202823712f9588fab6de2467f2a81a50b065a88ead8c8109fb389cf13

    SHA512

    04fc828fab81b17c8e869ba8fbd40ced9c3c94bdd03b830ddc25ffd74cabbc1962d5a59f55d0a663943d71b2b1ea3a265d6e1db86c441b5d53f1b3e11b8ced88

  • memory/948-4-0x0000000000030000-0x0000000000040000-memory.dmp

    Filesize

    64KB

  • memory/948-7-0x0000000000020000-0x000000000002F000-memory.dmp

    Filesize

    60KB

  • memory/948-0-0x0000000000230000-0x0000000000242000-memory.dmp

    Filesize

    72KB

  • memory/948-8-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB