Analysis

  • max time kernel
    129s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    23-11-2020 13:18

General

  • Target

    Inv_26726_06464.xlsm

  • Size

    54KB

  • MD5

    b403bcb2e1902f9851753976c5e6c3a7

  • SHA1

    845932e0c3c0b743f5fb5eb56d3e056706ab91d6

  • SHA256

    7ce03706ca499ae052de8bdaf9181f4f059cae19fd22fd52a902e2fcdb27f32e

  • SHA512

    30367dc639491a990ea5c7e9ec2adbbb19f305fe6157c35a0b4a0f974cb8151fabdf3ff3f1a99603f73191fbe4676cf9f29e132558aac881a776ba3d796a7436

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://penodux.com/xsmkld/index.php

http://tommusikirtyur.com/xsmkld/index.php

http://ploaernysannyer.com/xsmkld/index.php

http://dersmasfannyer.com/xsmkld/index.php

http://derdsgdannyer.com/xsmkld/index.php

rc4.i32
rc4.i32

Extracted

Family

dridex

Botnet

10444

C2

175.126.167.148:443

173.249.20.233:8043

162.241.204.233:4443

138.122.143.40:8043

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • CryptOne packer 2 IoCs

    Detects CryptOne packer defined in NCC blogpost.

  • Dridex Loader 2 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Inv_26726_06464.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:984
    • C:\Users\Admin\sledPro\nqxzcqsl.exe
      "C:\Users\Admin\sledPro\nqxzcqsl.exe" 0
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3776
  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\410C.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\410C.dll
      2⤵
      • Loads dropped DLL
      PID:3268
  • C:\Users\Admin\AppData\Local\Temp\48CE.exe
    C:\Users\Admin\AppData\Local\Temp\48CE.exe
    1⤵
    • Executes dropped EXE
    PID:800
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:2544
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      1⤵
        PID:496
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        1⤵
          PID:1540
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          1⤵
            PID:1284
          • C:\Windows\explorer.exe
            C:\Windows\explorer.exe
            1⤵
              PID:3324
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              1⤵
                PID:668

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\410C.dll

                MD5

                0ca63fc69b7983bbecce6722abff8e86

                SHA1

                f63b03836896bbb8a19baac85c05ca8a9e73054b

                SHA256

                2f38ab60dc994e973ed1269a8d0c0e534235f2e39c29af52f899ecf089908dc1

                SHA512

                34348595fa082d26961731c8fac19719c2a1998b308e8dc68be4435a23f61feb2f5131d660dce9f581ad6dd169a48ffe6c717a7212ec0d666fe08a3676e70e91

              • C:\Users\Admin\AppData\Local\Temp\48CE.exe

                MD5

                2f66e11030122a8e381f5806543f45a2

                SHA1

                8760dae8485027db5d36bfb634b438f1f433e842

                SHA256

                30ce3fd6112a662fe576a70816ffab8f9c0b1cabe93ab14c1a5cd85d3a37b510

                SHA512

                d9ee3eb3b21042a114b06fb3e949771662ae5e08a691336c8080f315640250e3f50f48127b5fab8ba8ad2298e9e97ff4bbe9dbea0022d48a9eb2ab566e726292

              • C:\Users\Admin\AppData\Local\Temp\48CE.exe

                MD5

                2f66e11030122a8e381f5806543f45a2

                SHA1

                8760dae8485027db5d36bfb634b438f1f433e842

                SHA256

                30ce3fd6112a662fe576a70816ffab8f9c0b1cabe93ab14c1a5cd85d3a37b510

                SHA512

                d9ee3eb3b21042a114b06fb3e949771662ae5e08a691336c8080f315640250e3f50f48127b5fab8ba8ad2298e9e97ff4bbe9dbea0022d48a9eb2ab566e726292

              • C:\Users\Admin\sledPro\nqxzcqsl.exe

                MD5

                c966ec47c0480c3a6be2a1231a83c8a1

                SHA1

                b15e12449be1ea174dfd224935fa6d78e1c58f5a

                SHA256

                4b1f2c18b149fd0e878c362ffba50bb553d7bea93a795b33e398d032dc0b7663

                SHA512

                35b3b6e9aebaa447f2cbf6a9fb7d24985475870285c6ea1bde7b8ccfd3ea956761691e44103d391ec89d8af6f43d73627a09c1c36b19f24caeab1453edd69f5e

              • C:\Users\Admin\sledPro\nqxzcqsl.exe

                MD5

                c966ec47c0480c3a6be2a1231a83c8a1

                SHA1

                b15e12449be1ea174dfd224935fa6d78e1c58f5a

                SHA256

                4b1f2c18b149fd0e878c362ffba50bb553d7bea93a795b33e398d032dc0b7663

                SHA512

                35b3b6e9aebaa447f2cbf6a9fb7d24985475870285c6ea1bde7b8ccfd3ea956761691e44103d391ec89d8af6f43d73627a09c1c36b19f24caeab1453edd69f5e

              • \Users\Admin\AppData\Local\Temp\410C.dll

                MD5

                0ca63fc69b7983bbecce6722abff8e86

                SHA1

                f63b03836896bbb8a19baac85c05ca8a9e73054b

                SHA256

                2f38ab60dc994e973ed1269a8d0c0e534235f2e39c29af52f899ecf089908dc1

                SHA512

                34348595fa082d26961731c8fac19719c2a1998b308e8dc68be4435a23f61feb2f5131d660dce9f581ad6dd169a48ffe6c717a7212ec0d666fe08a3676e70e91

              • \Users\Admin\AppData\Local\Temp\45E1.tmp

                MD5

                50741b3f2d7debf5d2bed63d88404029

                SHA1

                56210388a627b926162b36967045be06ffb1aad3

                SHA256

                f2f8732ae464738372ff274b7e481366cecdd2337210d4a3cbcd089c958a730c

                SHA512

                fac6bfe35b1ee08b3d42d330516a260d9cdb4a90bbb0491411a583029b92a59d20af3552372ea8fb3f59442b3945bf524ef284127f397ae7179467080be8e9b3

              • memory/496-46-0x0000000000BC0000-0x0000000000BCC000-memory.dmp

                Filesize

                48KB

              • memory/496-43-0x0000000000000000-mapping.dmp

              • memory/668-193-0x0000000002AA0000-0x0000000002AA9000-memory.dmp

                Filesize

                36KB

              • memory/668-196-0x0000000002AB0000-0x0000000002AB5000-memory.dmp

                Filesize

                20KB

              • memory/668-185-0x0000000000000000-mapping.dmp

              • memory/772-355-0x0000000000000000-mapping.dmp

              • memory/772-364-0x0000000000E30000-0x0000000000E3D000-memory.dmp

                Filesize

                52KB

              • memory/800-163-0x0000000010000000-0x000000001001D000-memory.dmp

                Filesize

                116KB

              • memory/800-16-0x0000000000000000-mapping.dmp

              • memory/968-286-0x0000000002950000-0x0000000002972000-memory.dmp

                Filesize

                136KB

              • memory/968-271-0x0000000000000000-mapping.dmp

              • memory/968-282-0x0000000002920000-0x0000000002947000-memory.dmp

                Filesize

                156KB

              • memory/984-5-0x000002BD35C8B000-0x000002BD35C90000-memory.dmp

                Filesize

                20KB

              • memory/984-6-0x000002BD35C8B000-0x000002BD35C90000-memory.dmp

                Filesize

                20KB

              • memory/984-0-0x00007FF81FB70000-0x00007FF8201A7000-memory.dmp

                Filesize

                6.2MB

              • memory/1172-244-0x00000000005A0000-0x00000000005A6000-memory.dmp

                Filesize

                24KB

              • memory/1172-241-0x0000000000590000-0x000000000059C000-memory.dmp

                Filesize

                48KB

              • memory/1172-234-0x0000000000000000-mapping.dmp

              • memory/1284-102-0x0000000000000000-mapping.dmp

              • memory/1284-106-0x0000000002E40000-0x0000000002E4B000-memory.dmp

                Filesize

                44KB

              • memory/1540-72-0x00000000025E0000-0x00000000025EA000-memory.dmp

                Filesize

                40KB

              • memory/1540-70-0x00000000025D0000-0x00000000025DB000-memory.dmp

                Filesize

                44KB

              • memory/1540-66-0x0000000000000000-mapping.dmp

              • memory/2004-12-0x0000000000000000-mapping.dmp

              • memory/2144-130-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-94-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-38-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-37-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-39-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-40-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-42-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-41-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-11-0x0000000001080000-0x0000000001096000-memory.dmp

                Filesize

                88KB

              • memory/2144-45-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-350-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-47-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-49-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-44-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-50-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-51-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-52-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-53-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-54-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-55-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-56-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-57-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-58-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-60-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-59-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-61-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-63-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-64-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-62-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-33-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-67-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-69-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-68-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-65-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-71-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-32-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-31-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-73-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-77-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-75-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-79-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-81-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-84-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-86-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-88-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-90-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-92-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-34-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-97-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-98-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-30-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-101-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-104-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-29-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-110-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-107-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-114-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-117-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-120-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-123-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-125-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-128-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-28-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-133-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-136-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-19-0x00000000030A0000-0x000000000310B000-memory.dmp

                Filesize

                428KB

              • memory/2144-144-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-140-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-139-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-147-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-150-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-20-0x00000000030A0000-0x000000000310B000-memory.dmp

                Filesize

                428KB

              • memory/2144-268-0x00000000010E0000-0x00000000010E7000-memory.dmp

                Filesize

                28KB

              • memory/2144-153-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-159-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-156-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-26-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-169-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-165-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-172-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-27-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-22-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-24-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2144-23-0x00000000010C0000-0x00000000010CB000-memory.dmp

                Filesize

                44KB

              • memory/2544-21-0x0000000000000000-mapping.dmp

              • memory/2544-35-0x0000000002A80000-0x0000000002AEB000-memory.dmp

                Filesize

                428KB

              • memory/2544-36-0x0000000002AF0000-0x0000000002B65000-memory.dmp

                Filesize

                468KB

              • memory/3268-25-0x0000000004820000-0x000000000485D000-memory.dmp

                Filesize

                244KB

              • memory/3268-14-0x0000000000000000-mapping.dmp

              • memory/3324-154-0x0000000000D70000-0x0000000000D79000-memory.dmp

                Filesize

                36KB

              • memory/3324-151-0x0000000000D60000-0x0000000000D6E000-memory.dmp

                Filesize

                56KB

              • memory/3324-143-0x0000000000000000-mapping.dmp

              • memory/3776-7-0x0000000000000000-mapping.dmp

              • memory/3888-316-0x0000000000000000-mapping.dmp

              • memory/3888-326-0x0000000002820000-0x000000000282B000-memory.dmp

                Filesize

                44KB

              • memory/3888-330-0x0000000002830000-0x0000000002836000-memory.dmp

                Filesize

                24KB