Analysis

  • max time kernel
    136s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2024 04:46

General

  • Target

    83164ada54ee019fc7e97a916d3debb1_JaffaCakes118.exe

  • Size

    160KB

  • MD5

    83164ada54ee019fc7e97a916d3debb1

  • SHA1

    12be66b5bed39340fb5aeecbc716e494773032d9

  • SHA256

    51b5e8bff5eeb16e5037a2770166045eab634c4de37d92d250de36a3459433c8

  • SHA512

    1747c5a76981d77802874dc60c149da702af7f4a2d734af233a403fc9b16d20bb85d6ee943a4a341e62612ec30719cf8bb78cac47a1051596664ec382a683156

  • SSDEEP

    3072:Gj5binjgM9Fl5NQaeJwGEr8UbPchbdyC:yOjgCFRe2xgI0hb

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 5 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 16 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83164ada54ee019fc7e97a916d3debb1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\83164ada54ee019fc7e97a916d3debb1_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3996
    • C:\Windows\SysWOW64\mfsvr\SystemPropertiesRemote.exe
      "C:\Windows\SysWOW64\mfsvr\SystemPropertiesRemote.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\mfsvr\SystemPropertiesRemote.exe

    Filesize

    160KB

    MD5

    83164ada54ee019fc7e97a916d3debb1

    SHA1

    12be66b5bed39340fb5aeecbc716e494773032d9

    SHA256

    51b5e8bff5eeb16e5037a2770166045eab634c4de37d92d250de36a3459433c8

    SHA512

    1747c5a76981d77802874dc60c149da702af7f4a2d734af233a403fc9b16d20bb85d6ee943a4a341e62612ec30719cf8bb78cac47a1051596664ec382a683156

  • memory/3172-10-0x00000000006A0000-0x00000000006B2000-memory.dmp

    Filesize

    72KB

  • memory/3172-14-0x00000000008C0000-0x00000000008D0000-memory.dmp

    Filesize

    64KB

  • memory/3996-4-0x00000000005B0000-0x00000000005C0000-memory.dmp

    Filesize

    64KB

  • memory/3996-1-0x0000000000590000-0x00000000005A2000-memory.dmp

    Filesize

    72KB

  • memory/3996-7-0x0000000000580000-0x000000000058F000-memory.dmp

    Filesize

    60KB

  • memory/3996-9-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB