Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    26/04/2026, 01:03

General

  • Target
    2026-04-26_61bb2b409816d491548e69cd21c41dfc_elex_wannacry.exe
  • Size 320KB
  • Sample260426-becfwabx41
  • SHA256 b9af7967eb568d45340efe840fa848124b0fada1323f0b274e81b92585443ec7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • berbew

C2
  • http://crutop.nu/index.php

  • http://devx.nm.ru/index.php

  • http://ros-neftbank.ru/index.php

  • http://master-x.com/index.php

  • http://www.redline.ru/index.php

  • http://cvv.ru/index.php

  • http://hackers.lv/index.php

  • http://fethard.biz/index.php

  • http://crutop.ru/index.php

  • http://kaspersky.ru/index.php

  • http://color-bank.ru/index.php

  • http://adult-empire.com/index.php

  • http://virus-list.com/index.php

  • http://trojan.ru/index.php

  • http://xware.cjb.net/index.htm

  • http://konfiskat.org/index.htm

  • http://parex-bank.ru/index.htm

  • http://fethard.biz/index.htm

  • http://ldark.nm.ru/index.htm

  • http://gaz-prom.ru/index.htm

Signatures

  • Family: Berbew

    Berbew is a backdoor written in C++.

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 32 IoCs
  • Executes dropped EXE 16 IoCs
  • Drops file in System32 directory 47 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 17 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 51 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-26_61bb2b409816d491548e69cd21c41dfc_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-26_61bb2b409816d491548e69cd21c41dfc_elex_wannacry.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Windows\SysWOW64\Fkcpql32.exe
      C:\Windows\system32\Fkcpql32.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\Fnalmh32.exe
        C:\Windows\system32\Fnalmh32.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4108
        • C:\Windows\SysWOW64\Fnalmh32.exe
          C:\Windows\system32\Fnalmh32.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:1640
          • C:\Windows\SysWOW64\Famhmfkl.exe
            C:\Windows\system32\Famhmfkl.exe
            5⤵
            • Adds autorun key to be loaded by Explorer.exe on startup
            • Executes dropped EXE
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2512
            • C:\Windows\SysWOW64\Fqbeoc32.exe
              C:\Windows\system32\Fqbeoc32.exe
              6⤵
              • Adds autorun key to be loaded by Explorer.exe on startup
              • Executes dropped EXE
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:4948
              • C:\Windows\SysWOW64\Fdmaoahm.exe
                C:\Windows\system32\Fdmaoahm.exe
                7⤵
                • Adds autorun key to be loaded by Explorer.exe on startup
                • Executes dropped EXE
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Modifies registry class
                • Suspicious use of WriteProcessMemory
                PID:1948
                • C:\Windows\SysWOW64\Fbaahf32.exe
                  C:\Windows\system32\Fbaahf32.exe
                  8⤵
                  • Adds autorun key to be loaded by Explorer.exe on startup
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Modifies registry class
                  • Suspicious use of WriteProcessMemory
                  PID:4568
                  • C:\Windows\SysWOW64\Fdpnda32.exe
                    C:\Windows\system32\Fdpnda32.exe
                    9⤵
                    • Adds autorun key to be loaded by Explorer.exe on startup
                    • Executes dropped EXE
                    • Drops file in System32 directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious use of WriteProcessMemory
                    PID:3936
                    • C:\Windows\SysWOW64\Fbdnne32.exe
                      C:\Windows\system32\Fbdnne32.exe
                      10⤵
                      • Adds autorun key to be loaded by Explorer.exe on startup
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Modifies registry class
                      • Suspicious use of WriteProcessMemory
                      PID:4200
                      • C:\Windows\SysWOW64\Fcekfnkb.exe
                        C:\Windows\system32\Fcekfnkb.exe
                        11⤵
                        • Adds autorun key to be loaded by Explorer.exe on startup
                        • Executes dropped EXE
                        • Drops file in System32 directory
                        • System Location Discovery: System Language Discovery
                        • Modifies registry class
                        • Suspicious use of WriteProcessMemory
                        PID:3976
                        • C:\Windows\SysWOW64\Fgqgfl32.exe
                          C:\Windows\system32\Fgqgfl32.exe
                          12⤵
                          • Adds autorun key to be loaded by Explorer.exe on startup
                          • Executes dropped EXE
                          • Drops file in System32 directory
                          • System Location Discovery: System Language Discovery
                          • Modifies registry class
                          • Suspicious use of WriteProcessMemory
                          PID:916
                          • C:\Windows\SysWOW64\Fklcgk32.exe
                            C:\Windows\system32\Fklcgk32.exe
                            13⤵
                            • Adds autorun key to be loaded by Explorer.exe on startup
                            • Executes dropped EXE
                            • Drops file in System32 directory
                            • System Location Discovery: System Language Discovery
                            • Modifies registry class
                            • Suspicious use of WriteProcessMemory
                            PID:540
                            • C:\Windows\SysWOW64\Fjocbhbo.exe
                              C:\Windows\system32\Fjocbhbo.exe
                              14⤵
                              • Adds autorun key to be loaded by Explorer.exe on startup
                              • Executes dropped EXE
                              • Drops file in System32 directory
                              • System Location Discovery: System Language Discovery
                              • Modifies registry class
                              • Suspicious use of WriteProcessMemory
                              PID:4196
                              • C:\Windows\SysWOW64\Fbfkceca.exe
                                C:\Windows\system32\Fbfkceca.exe
                                15⤵
                                • Adds autorun key to be loaded by Explorer.exe on startup
                                • Executes dropped EXE
                                • Drops file in System32 directory
                                • System Location Discovery: System Language Discovery
                                • Modifies registry class
                                • Suspicious use of WriteProcessMemory
                                PID:2024
                                • C:\Windows\SysWOW64\Fqikob32.exe
                                  C:\Windows\system32\Fqikob32.exe
                                  16⤵
                                  • Adds autorun key to be loaded by Explorer.exe on startup
                                  • Executes dropped EXE
                                  • Drops file in System32 directory
                                  • System Location Discovery: System Language Discovery
                                  • Modifies registry class
                                  • Suspicious use of WriteProcessMemory
                                  PID:4160
                                  • C:\Windows\SysWOW64\Gddgpqbe.exe
                                    C:\Windows\system32\Gddgpqbe.exe
                                    17⤵
                                    • Executes dropped EXE
                                    • System Location Discovery: System Language Discovery
                                    PID:924
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -u -p 924 -s 412
                                      18⤵
                                      • Program crash
                                      PID:3004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 924 -ip 924
    1⤵
      PID:4112

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          Famhmfkl.exe

          • Path C:\Windows\SysWOW64\Famhmfkl.exe
          • Size 320KB
          • SHA256 631fd7a2b210d6fecedb0ac7c937d044b7c51dd518390182985c2c5923079556
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fbaahf32.exe

          • Path C:\Windows\SysWOW64\Fbaahf32.exe
          • Size 320KB
          • SHA256 4a8f000c8e09402ccdcf9dfd1481b2746902cd1d6c1b75b6abce79c3cf34a99b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fbdnne32.exe

          • Path C:\Windows\SysWOW64\Fbdnne32.exe
          • Size 320KB
          • SHA256 46cf1df48789e6e511dde0a8175b9e82c81fc764e4f535cae55348d809af2d66
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fbfkceca.exe

          • Path C:\Windows\SysWOW64\Fbfkceca.exe
          • Size 320KB
          • SHA256 f14153632758d14f80808f48acc6df3e01598475a7444fd27267105dbda123f1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fcekfnkb.exe

          • Path C:\Windows\SysWOW64\Fcekfnkb.exe
          • Size 320KB
          • SHA256 65cefca22bda893d3045151ca3c165f8aebe6f32a7bb93edae580d3f6ff21169
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fdmaoahm.exe

          • Path C:\Windows\SysWOW64\Fdmaoahm.exe
          • Size 320KB
          • SHA256 767abe3ca7eab8782c6c461d087e51086423e3b522388bf412973a2de6b9afbf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fdpnda32.exe

          • Path C:\Windows\SysWOW64\Fdpnda32.exe
          • Size 320KB
          • SHA256 abca314ef33f278343d43253d2304487b62237a19734cb21f57d8dac0ec501e0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fgqgfl32.exe

          • Path C:\Windows\SysWOW64\Fgqgfl32.exe
          • Size 320KB
          • SHA256 aae7f278c41822dcb1bfa3f7c48853a808c18c6a138dcdb9b0ac105961af2f87
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fjocbhbo.exe

          • Path C:\Windows\SysWOW64\Fjocbhbo.exe
          • Size 320KB
          • SHA256 fe24eff9d176ae8abdb6c6ba771072f20d3e2ccb19d77a1306c79a16d18a1fad
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fkcpql32.exe

          • Path C:\Windows\SysWOW64\Fkcpql32.exe
          • Size 320KB
          • SHA256 fa49e700e9977a42c45652603ba086d545e7e1b986c4796a5e414b0b036c15c4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fklcgk32.exe

          • Path C:\Windows\SysWOW64\Fklcgk32.exe
          • Size 320KB
          • SHA256 32196ad11dfc2a721558d0120fadc8644b92fd62d1207367f6ff716ac78d406c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fnalmh32.exe

          • Path C:\Windows\SysWOW64\Fnalmh32.exe
          • Size 320KB
          • SHA256 95cb84f06f57b8f95feb521359321825bc12e071912ce99379bc1ad4169d5912
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fqbeoc32.exe

          • Path C:\Windows\SysWOW64\Fqbeoc32.exe
          • Size 320KB
          • SHA256 f174c8a71f3fc6707ff721f7193861cc25c1d84d6741c987d4f91a263ccafa82
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Fqikob32.exe

          • Path C:\Windows\SysWOW64\Fqikob32.exe
          • Size 320KB
          • SHA256 3d23361462ab9d241a12acddd1814a7e7b45cba6c7d63acc6cc2927a71bc6067
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Gddgpqbe.exe

          • Path C:\Windows\SysWOW64\Gddgpqbe.exe
          • Size 320KB
          • SHA256 88759057385dd319ead2edd16df27cae9f035c5d41e8568202d796a8ea60b642
          • MD5 SHA1 SHA512 SSDEEP TLSH

          Pbfbkfaa.dll

          • Path C:\Windows\SysWOW64\Pbfbkfaa.dll
          • Size 6KB
          • SHA256 03630ac7604d377ed99ac2b31bb28400363c9d7bac44f2a64d01ce317c84aa0f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/540-135-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/540-97-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/916-137-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/916-90-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/924-125-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/924-131-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1640-153-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1640-25-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1652-9-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1652-159-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1948-45-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/1948-147-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/2024-113-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/2024-130-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/2512-29-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/2512-151-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/3936-143-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/3936-60-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/3976-81-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/3976-139-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4108-19-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4108-155-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4160-129-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4160-121-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4196-105-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4196-134-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4200-141-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4200-68-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4480-158-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4480-0-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4480-1-0x0000000000432000-0x0000000000433000-memory.dmp

          memory/4568-145-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4568-53-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4948-149-0x0000000000400000-0x000000000046D000-memory.dmp

          memory/4948-42-0x0000000000400000-0x000000000046D000-memory.dmp