Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    08-07-2024 00:46

General

  • Target

    2a63f7f3395e487c1d2afd6295020824_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    2a63f7f3395e487c1d2afd6295020824

  • SHA1

    359e8019c048eafdaabf6d6d8987102513f22bbd

  • SHA256

    4fb73fb2629d55eb949d63b388ce3af419b545b8b70a88233ebff7d8558a8268

  • SHA512

    22ea9d91496641193a77880cae4cda3d886cd68c03da2f32878736b54623086bbf012052c2010fd5486fb060f66cc7436da399b8e26f85e952d7bb7cc4550cda

  • SSDEEP

    3072:DvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:D206xWgGxLxWN40PDKR/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.

  • Blocklisted process makes network request 6 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a63f7f3395e487c1d2afd6295020824_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a63f7f3395e487c1d2afd6295020824_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Dapvf\ncuc.sxr",xpSE
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2848
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Dapvf\ncuc.sxr",#1
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2484-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2484-0-0x0000000000170000-0x0000000000190000-memory.dmp

    Filesize

    128KB

  • memory/2484-2-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2744-4-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2744-5-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2744-6-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/2848-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB