Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    19-01-2022 12:07

General

  • Target

    642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe

  • Size

    5.7MB

  • MD5

    ddd5bb53200e40fc5b34fd7e6448e815

  • SHA1

    0e55418801977101a01d86661b91708dcbeb77a3

  • SHA256

    642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5

  • SHA512

    69251a229641307125d41cb15533384b2bea21713d4b78312bba0a9fdcf772fd238ba78f8f99a4f8a4aa031e0177a6319d740213d6176b2f829ca0bd865da823

Malware Config

Extracted

Family

fickerstealer

C2

185.163.45.132:80

Signatures

  • Babadeda

    Babadeda is a crypter delivered as a legitimate installer and used to drop other malware families.

  • Babadeda Crypter 1 IoCs
  • Fickerstealer

    Ficker is an infostealer written in Rust and ASM.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe
    "C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Users\Admin\AppData\Local\Temp\is-ASEER.tmp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-ASEER.tmp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.tmp" /SL5="$70152,5153887,831488,C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1164
      • C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe
        "C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe" /VERYSILENT
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:576
        • C:\Users\Admin\AppData\Local\Temp\is-GQHPQ.tmp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-GQHPQ.tmp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.tmp" /SL5="$80152,5153887,831488,C:\Users\Admin\AppData\Local\Temp\642c7333927b2581ffc854f55793677a203788fb55a53e8916ae58d4cd0828f5.exe" /VERYSILENT
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:872
          • C:\Users\Admin\AppData\Roaming\Direct Search\adminsentry.exe
            "C:\Users\Admin\AppData\Roaming\Direct Search\adminsentry.exe"
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:304

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/304-75-0x0000000000400000-0x00000000008E8000-memory.dmp

    Filesize

    4.9MB

  • memory/576-60-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB

  • memory/872-66-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/872-65-0x0000000074F11000-0x0000000074F13000-memory.dmp

    Filesize

    8KB

  • memory/976-53-0x0000000076491000-0x0000000076493000-memory.dmp

    Filesize

    8KB

  • memory/976-54-0x0000000000400000-0x00000000004D8000-memory.dmp

    Filesize

    864KB