Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 18:09

General

  • Target

    12c5ca2053e268d0003cba9e8b89220f876ee482cd283a5382be0ee713083185.dll

  • Size

    660KB

  • MD5

    42365e836f1ca9b7bb57fd254070ef4b

  • SHA1

    b1c46d683f59efb06daab841341b9a56fff12baf

  • SHA256

    12c5ca2053e268d0003cba9e8b89220f876ee482cd283a5382be0ee713083185

  • SHA512

    1c8f9c427044cca5664f53bb282479f8c4f9c5d0bb1abc4cea68e9762d728bed2c1143877f90ab5841fd24af2595d7c8c090bb3613774d84e8675e31f05c921f

  • SSDEEP

    12288:hr7tPMgvzJAHX/18nLrOo2HYJnfA/QCwirzKA0thR3Hm/zZe+sB9qF6+Z2ncwH2i:ffdA3/18nLrOoaYNfvPhabS10

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

46.41.130.218:8080

168.197.250.14:80

195.77.239.39:8080

210.57.209.142:8080

203.153.216.46:443

45.71.195.104:8080

185.148.168.15:8080

78.46.73.125:443

116.124.128.206:8080

68.183.93.250:443

54.37.106.167:8080

66.42.57.149:443

103.41.204.169:8080

62.171.178.147:8080

37.59.209.141:8080

61.7.231.229:443

185.148.168.220:8080

139.196.72.155:8080

194.9.172.107:8080

191.252.103.16:80

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Emotet family
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • 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 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\12c5ca2053e268d0003cba9e8b89220f876ee482cd283a5382be0ee713083185.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\12c5ca2053e268d0003cba9e8b89220f876ee482cd283a5382be0ee713083185.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:4960
      • C:\Windows\SysWOW64\regsvr32.exe
        C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Yrupyd\lmktaisfbrae.iim"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Yrupyd\lmktaisfbrae.iim

    Filesize

    660KB

    MD5

    42365e836f1ca9b7bb57fd254070ef4b

    SHA1

    b1c46d683f59efb06daab841341b9a56fff12baf

    SHA256

    12c5ca2053e268d0003cba9e8b89220f876ee482cd283a5382be0ee713083185

    SHA512

    1c8f9c427044cca5664f53bb282479f8c4f9c5d0bb1abc4cea68e9762d728bed2c1143877f90ab5841fd24af2595d7c8c090bb3613774d84e8675e31f05c921f

  • memory/4608-5-0x0000000002180000-0x00000000021A5000-memory.dmp

    Filesize

    148KB

  • memory/4960-0-0x00000000029E0000-0x0000000002A05000-memory.dmp

    Filesize

    148KB

  • memory/4960-3-0x0000000010000000-0x00000000100A9000-memory.dmp

    Filesize

    676KB