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Analysis

  • max time kernel
    119s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 22:03

General

  • Target

    6e090a3f1c10763b60ec1d571109dd923e6ac16862bf105700fd55cbe578284fN.exe

  • Size

    45KB

  • MD5

    caa520f4634b4976c3a9e8a14c9519d0

  • SHA1

    3533a9145025d4797342a7d3e9c0793ed1e4b8a1

  • SHA256

    6e090a3f1c10763b60ec1d571109dd923e6ac16862bf105700fd55cbe578284f

  • SHA512

    abb4c6cfdba83a1a3035d3e161626e377428b2e429dba0cff028fcf8da279d33843034c6ffef5c41eea996ba08d32c4364ecddb2ba1eba9682a5853c9cfcc75d

  • SSDEEP

    768:cjuUyJ8FGuCykGeMQd+3qKxyFLZO2gA6+dKPiQNvlbpm5Y/1H5xb:cdU8FGfx+6KxyxZO2g/NPiQ1l1Tj

Malware Config

Extracted

Family

berbew

C2

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 28 IoCs
  • Berbew

    Berbew is a backdoor written in C++.

  • Executes dropped EXE 14 IoCs
  • Loads dropped DLL 32 IoCs
  • Drops file in System32 directory 42 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 15 IoCs

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

  • Modifies registry class 45 IoCs
  • Suspicious use of WriteProcessMemory 60 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e090a3f1c10763b60ec1d571109dd923e6ac16862bf105700fd55cbe578284fN.exe
    "C:\Users\Admin\AppData\Local\Temp\6e090a3f1c10763b60ec1d571109dd923e6ac16862bf105700fd55cbe578284fN.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2844
    • C:\Windows\SysWOW64\Beejng32.exe
      C:\Windows\system32\Beejng32.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Windows\SysWOW64\Biafnecn.exe
        C:\Windows\system32\Biafnecn.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:2876
        • C:\Windows\SysWOW64\Bonoflae.exe
          C:\Windows\system32\Bonoflae.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2308
          • C:\Windows\SysWOW64\Balkchpi.exe
            C:\Windows\system32\Balkchpi.exe
            5⤵
            • Adds autorun key to be loaded by Explorer.exe on startup
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2656
            • C:\Windows\SysWOW64\Bdkgocpm.exe
              C:\Windows\system32\Bdkgocpm.exe
              6⤵
              • Adds autorun key to be loaded by Explorer.exe on startup
              • Executes dropped EXE
              • Loads dropped DLL
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:1924
              • C:\Windows\SysWOW64\Blaopqpo.exe
                C:\Windows\system32\Blaopqpo.exe
                7⤵
                • Adds autorun key to be loaded by Explorer.exe on startup
                • Executes dropped EXE
                • Loads dropped DLL
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Modifies registry class
                • Suspicious use of WriteProcessMemory
                PID:1584
                • C:\Windows\SysWOW64\Bmclhi32.exe
                  C:\Windows\system32\Bmclhi32.exe
                  8⤵
                  • Adds autorun key to be loaded by Explorer.exe on startup
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Modifies registry class
                  • Suspicious use of WriteProcessMemory
                  PID:2292
                  • C:\Windows\SysWOW64\Bejdiffp.exe
                    C:\Windows\system32\Bejdiffp.exe
                    9⤵
                    • Adds autorun key to be loaded by Explorer.exe on startup
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Drops file in System32 directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious use of WriteProcessMemory
                    PID:2132
                    • C:\Windows\SysWOW64\Bfkpqn32.exe
                      C:\Windows\system32\Bfkpqn32.exe
                      10⤵
                      • Adds autorun key to be loaded by Explorer.exe on startup
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Modifies registry class
                      • Suspicious use of WriteProcessMemory
                      PID:1548
                      • C:\Windows\SysWOW64\Bobhal32.exe
                        C:\Windows\system32\Bobhal32.exe
                        11⤵
                        • Adds autorun key to be loaded by Explorer.exe on startup
                        • Executes dropped EXE
                        • Loads dropped DLL
                        • Drops file in System32 directory
                        • System Location Discovery: System Language Discovery
                        • Modifies registry class
                        • Suspicious use of WriteProcessMemory
                        PID:2796
                        • C:\Windows\SysWOW64\Baadng32.exe
                          C:\Windows\system32\Baadng32.exe
                          12⤵
                          • Adds autorun key to be loaded by Explorer.exe on startup
                          • Executes dropped EXE
                          • Loads dropped DLL
                          • Drops file in System32 directory
                          • System Location Discovery: System Language Discovery
                          • Modifies registry class
                          • Suspicious use of WriteProcessMemory
                          PID:2948
                          • C:\Windows\SysWOW64\Cdoajb32.exe
                            C:\Windows\system32\Cdoajb32.exe
                            13⤵
                            • Adds autorun key to be loaded by Explorer.exe on startup
                            • Executes dropped EXE
                            • Loads dropped DLL
                            • Drops file in System32 directory
                            • System Location Discovery: System Language Discovery
                            • Modifies registry class
                            • Suspicious use of WriteProcessMemory
                            PID:1624
                            • C:\Windows\SysWOW64\Cfnmfn32.exe
                              C:\Windows\system32\Cfnmfn32.exe
                              14⤵
                              • Adds autorun key to be loaded by Explorer.exe on startup
                              • Executes dropped EXE
                              • Loads dropped DLL
                              • Drops file in System32 directory
                              • System Location Discovery: System Language Discovery
                              • Modifies registry class
                              • Suspicious use of WriteProcessMemory
                              PID:2316
                              • C:\Windows\SysWOW64\Cacacg32.exe
                                C:\Windows\system32\Cacacg32.exe
                                15⤵
                                • Executes dropped EXE
                                • System Location Discovery: System Language Discovery
                                • Suspicious use of WriteProcessMemory
                                PID:2208
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 140
                                  16⤵
                                  • Loads dropped DLL
                                  • Program crash
                                  PID:2428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Biafnecn.exe

    Filesize

    45KB

    MD5

    9a7dcd5543db504b08a8401056cba9ec

    SHA1

    9acde7cc618358461ea23f829e49cfa0761bb090

    SHA256

    0eec9a4b7cf6fc935b82700f7663ec219f91f53d1b7d17234becbe1d4ebae0e8

    SHA512

    06d50163e888e901293b5eb22f2c526a89fa89d50739091606039185ec065c952d67b60fe709b695c76779637b77a884c778f6799b113cc892f4a56db4a93505

  • C:\Windows\SysWOW64\Bonoflae.exe

    Filesize

    45KB

    MD5

    389f7858dc2884ecdb4e45120cbd1bc5

    SHA1

    39b076285186bb75022551755e8d65dab0188de3

    SHA256

    08882253821b66e4d81e26dc1ce572cb6ed2d749e5900103a88d807ca871b6c4

    SHA512

    a5264e528d6193b13a002a2ea1c66fcb1e0270571794d86be007a7ebb6d727c1440be9059d58d45e846d3f52e54ef69d9fe7b42a7debbf86d29f4bd0d680fd38

  • \Windows\SysWOW64\Baadng32.exe

    Filesize

    45KB

    MD5

    a4d854d74b2a37de915b8920e91d6f90

    SHA1

    db2733dfeeeab6319205aa0568c25b9d8790c483

    SHA256

    24af0b9b099dde674752df839107f36f17e832962bc7ccfd74186a6947072f9c

    SHA512

    8de5d3e8128b9503d4bfb744f7c3330bf241f830d5575787cb4a61a4b94086bdd61caf90993f183bc146533e0f0582bd162422b4409974b955804d262c0ec12c

  • \Windows\SysWOW64\Balkchpi.exe

    Filesize

    45KB

    MD5

    19102a2e8d491323d98f3fe19045142c

    SHA1

    c564bbabdd1eb1c177092b0453b517212a36aa1e

    SHA256

    874d9126f807a93559a70e6234b67d8031d1650b02329822f753f43b1d7a0955

    SHA512

    01e33e97c31d550b8ac490caee25cddac0636b86f29ee0cc04e3f9361c0f334a38f468e7d267d0a3f5c31decf17b355bfce71abc7763698c9d4cfc1ded89855e

  • \Windows\SysWOW64\Bdkgocpm.exe

    Filesize

    45KB

    MD5

    74d714f5adc073ccb533172c873e4202

    SHA1

    ac266d7ab9daa7d220d03d7531b85a4b174186b9

    SHA256

    2966b3bed5c3be15353578b995ea5f710af3c383c13dca33747d0a497881f37b

    SHA512

    be99fea4fc34e032b452cb377c9e09502f48df14e5de0d7000be6020415c51bd313ab0d7f8eb8e802f71d3e6b28f5a7c0d451af90c35e07f4e18de522356503c

  • \Windows\SysWOW64\Beejng32.exe

    Filesize

    45KB

    MD5

    b4a7a9d3f632d51b82d3ab56d5fd9846

    SHA1

    31fde5e8fc2761a1193d34081f10a1baa6b5db8a

    SHA256

    c21b0bd5d5b08fe0fb4822a923d971b32af9b841f2f38988943811dbdd8f40e2

    SHA512

    27d8e7727f0a599b6e0d00703bd941d2cd79fcf71e308b58c42cdc409106f05fc596c4f79ebdfb01cb959b06d945b4eca59fbe388d1f74eeb59a1d70defd79ea

  • \Windows\SysWOW64\Bejdiffp.exe

    Filesize

    45KB

    MD5

    0d86c1ccba552b176a92068e58d1244a

    SHA1

    5504736680bb31e3fe580e38e0c98cee7d45eb36

    SHA256

    9e9c96f69bc05821946d2a20ca3943683bd2f756cd42aed381b92ed7e8221bf1

    SHA512

    ad330c50931a6156a4ee5787950095dc9cfda3add06d716aa94ce6db6202d4dfb5a2b7ac97c6ee476ef0e68011edccb6de9347be02e5440406bf9a45d132b0d8

  • \Windows\SysWOW64\Bfkpqn32.exe

    Filesize

    45KB

    MD5

    3de73d1f8c027a674c9da9d541eb6b35

    SHA1

    c2b99424d79eaed2505d272fca06b223dcc934c7

    SHA256

    3507dfbe14b2a41a2be86348f7a2e3ba53cbf982c8dc788a482a2249323bb51f

    SHA512

    2527461e3abc990cf7fba43534ce7671d93e97c556fd71d65f99000e50c9e684b8920c870456378849db9eccd4a5c85cac0a6718194d362e1663dc8acd189c40

  • \Windows\SysWOW64\Blaopqpo.exe

    Filesize

    45KB

    MD5

    820b2e375c36526b4e6fadffaa5ef6f8

    SHA1

    9b27b4a11ecc6ba13933fd8a2b850ce1019b452b

    SHA256

    7369611c3c100f6bd605bec709213584a6c17766b135d03ef2192df1f9fbfa5c

    SHA512

    48df23cc9d0eef617da247629847337948450fd87648f1f233129ad973900557ed57a3709e84a7efb47a9f5de1145069d0684f0aae996becc4904a3dba344271

  • \Windows\SysWOW64\Bmclhi32.exe

    Filesize

    45KB

    MD5

    7740764537001e1f6fea4e1dd9006d18

    SHA1

    ee5b8059ae0f6fc5c18f1cf63662e161caada720

    SHA256

    39ddbb05a2cddab1d2b5f84bdb96c0b724a26e5413103e2ee54dd14deed29167

    SHA512

    db87a8084be06cde82aa63809908ff2b74a390efa22785c805c6176daf77b8a0777d4d3b81042004b546951fb28aef9c68679879175edb467ff7e693592f69c3

  • \Windows\SysWOW64\Bobhal32.exe

    Filesize

    45KB

    MD5

    b1121cd95d0d3f2489498843499b5134

    SHA1

    fcdf749a3e1374dad8512cb8354cbe5345ef9013

    SHA256

    56e092b8284cb82723fcce3d902071f2035086cf5362ba12fec36f633be0df18

    SHA512

    c580ef7e23bbb6b563abf9b16c4854577691ca954df2d9119a5566e6dafb82e0c29a15b5ef4c556c33b5581576e719b5fef9b606e174dd633afd5e4a20c7b201

  • \Windows\SysWOW64\Cacacg32.exe

    Filesize

    45KB

    MD5

    810a0ada3673baa333ec4fbeaf02d04a

    SHA1

    1722ef2009ddc0eaa76122097580d2a1d2da48c7

    SHA256

    dc265b57db3558ea3af3e7cb0c0365eff5877eac804d08f6204bf83718d68e30

    SHA512

    6d4615506a3c65d2a497e72f53be6b139a5627bfb7c50d7bc6230e6e17dbaa5602ebcb653fbfb6bf5111069d8d305d8376b9eff0f73dac7bfea905d0ea0bb972

  • \Windows\SysWOW64\Cdoajb32.exe

    Filesize

    45KB

    MD5

    39a90d15427ca2916d660ffca90b480e

    SHA1

    1e4a89683eb8334245ae7abd911a4b2f8f664a2a

    SHA256

    7b3d18f6276ab4a3f22ff4867ce6f7cbabc43cb71a8f2b0844a26ad31adfb9f1

    SHA512

    cf237206092c5bd022569cfcae91fa48f95693a5584e36cbc316c12b2cc97d2e98f1e439560d6a4744ad79bd1b4da74cbeee50fb79f14141e571b52a6b5d38f2

  • \Windows\SysWOW64\Cfnmfn32.exe

    Filesize

    45KB

    MD5

    25f765e82c5520d1a396c3758f6f2909

    SHA1

    4333c9880a79cd5fe19be4cad636f992a58bb8a6

    SHA256

    628c31636b01189ef2a3463ac092e3064423332827a34ca7ff68fcc7bbf3cda7

    SHA512

    7e273a267fccb479d2f982c59a1401c5f704414f876ff5c9e54471a7d912dc0c31819c1018165c445b7c88d0edb701f13b34435395e4afb5d5d1ac2f2ab2ac15

  • memory/1548-120-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1548-200-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1548-128-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/1584-81-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1584-197-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1624-203-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1924-196-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2132-107-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2132-199-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2208-205-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2208-186-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2292-105-0x0000000001F20000-0x0000000001F4F000-memory.dmp

    Filesize

    188KB

  • memory/2292-93-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2292-198-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2308-194-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2308-48-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2316-204-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2316-184-0x0000000000430000-0x000000000045F000-memory.dmp

    Filesize

    188KB

  • memory/2316-172-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2656-61-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2656-195-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2656-67-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2736-192-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2736-14-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2796-201-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2796-145-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2844-191-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2844-0-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2844-12-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2844-13-0x0000000000250000-0x000000000027F000-memory.dmp

    Filesize

    188KB

  • memory/2876-193-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2876-35-0x00000000002D0000-0x00000000002FF000-memory.dmp

    Filesize

    188KB

  • memory/2876-27-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2948-154-0x0000000000280000-0x00000000002AF000-memory.dmp

    Filesize

    188KB

  • memory/2948-202-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB