Analysis

  • max time kernel
    151s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2023 15:45

General

  • Target

    client.exe

  • Size

    295KB

  • MD5

    de21fe50192a021dd37b67881fd332ba

  • SHA1

    44c9c72bf5cd81a82ce7870dc765095f303c7fdf

  • SHA256

    729398faa8543e0a21d46b6881a4111d9c36c05e05f6efe669286f668ac97cab

  • SHA512

    6650fe6e0f2866e442a9f753f90fc8aaf594d1d976207a94724f506d840ad6514b4c18392cbc3d51304dd2afb7fadce72f71b385899136b2e593c9fc1eda934a

  • SSDEEP

    3072:F62X2mvtkAa8QoRzUA/nAUZSuJC/w3mA8FfbJ1fzodp/jhNGY:s2XXviAa8QontJF3b8NHfzodpv

Malware Config

Extracted

Family

gozi

Extracted

Family

gozi

Botnet

5050

C2

185.247.184.139

62.72.33.155

incontroler.com

Attributes
  • base_path

    /jerry/

  • build

    250260

  • exe_type

    loader

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Extracted

Family

gozi

Botnet

5050

C2

expirew.com

whofos.com

onlinepoints.online

onlinepoints.top

Attributes
  • base_path

    /pictures/

  • build

    250260

  • exe_type

    worker

  • extension

    .bob

  • server_id

    50

rsa_pubkey.plain
aes.plain

Signatures

  • Gozi

    Gozi is a well-known and widely distributed banking trojan.

  • Deletes itself 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\client.exe
      "C:\Users\Admin\AppData\Local\Temp\client.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2732
    • C:\Windows\System32\mshta.exe
      "C:\Windows\System32\mshta.exe" "about:<hta:application><script>Bsvy='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Bsvy).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\14432B37-6353-66A1-8D88-47FA113C6BCE\\\ClassLocal'));if(!window.flag)close()</script>"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name rijwvehl -value gp; new-alias -name ckgfuify -value iex; ckgfuify ([System.Text.Encoding]::ASCII.GetString((rijwvehl "HKCU:Software\AppDataLow\Software\Microsoft\14432B37-6353-66A1-8D88-47FA113C6BCE").OperatorTime))
        3⤵
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2084
        • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
          "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\7b63x7q1.cmdline"
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2404
          • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
            C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESD7CA.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCD7C9.tmp"
            5⤵
              PID:2760
          • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
            "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\rms4nfmh.cmdline"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1984
            • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
              C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESD866.tmp" "c:\Users\Admin\AppData\Local\Temp\CSCD865.tmp"
              5⤵
                PID:1956
        • C:\Windows\System32\cmd.exe
          "C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\Admin\AppData\Local\Temp\client.exe"
          2⤵
          • Deletes itself
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:948
          • C:\Windows\system32\PING.EXE
            ping localhost -n 5
            3⤵
            • Runs ping.exe
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            PID:1304
        • C:\Windows\syswow64\cmd.exe
          "C:\Windows\syswow64\cmd.exe" /C pause dll mail, ,
          2⤵
            PID:2156

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\7b63x7q1.dll

          Filesize

          3KB

          MD5

          b42b712925b2d4b85a3905725d8e9be3

          SHA1

          b3549edf72c9b742d723df500e9b8b6245543223

          SHA256

          8c8226b13b9744387832b197555c9eaa9e8a08ed879288d32e04828e67155fd1

          SHA512

          8a5a23bf67c25c20d9be32fe680eaf9ef48ee097d3e77cf8dd0cd772276a9986aa86c2984f7e12ff682a92a84d4d98658ce0ef67d3651cf65b37bbb4654a79e6

        • C:\Users\Admin\AppData\Local\Temp\7b63x7q1.pdb

          Filesize

          7KB

          MD5

          3833d9c85733f7902e539462dcc2cd23

          SHA1

          7f0f1424a523ee58478cf064bdc2b325b88e6691

          SHA256

          1b02ab3a9a82cc30f895d18b2cd619d9fc3134674f601c5674d447b26f0e1313

          SHA512

          70e0f0791450fa55b0106b44731503d21e180694b8f17e4a122ba435e56e09fd6e36ba65e8069eb8013ccdf880785e3b0ac1c8c2dd891f3915255946ba9560f4

        • C:\Users\Admin\AppData\Local\Temp\RESD7CA.tmp

          Filesize

          1KB

          MD5

          eaf551847e8570b7e3ec9c10475c63dd

          SHA1

          23599150791ffcffbddb30962b2b01b091cb9bb0

          SHA256

          b2f4f89ae5496b832b13e35cf7fcc5e8ec3c3938527772c82ab61005c32accec

          SHA512

          4f9aebb4b3d30c955fc8aa68640280640da57b03e051bbf6145b2465a68bebdfcbd92800f94298bd01c8c9cf4f4b15fecbfabdc4e0904ebc2c68eb16c884513f

        • C:\Users\Admin\AppData\Local\Temp\RESD866.tmp

          Filesize

          1KB

          MD5

          a5f1611b527ded4b9dd6d1f24d7e20ae

          SHA1

          4a060d580143522241b96dc89bc13f5c9d31e5b6

          SHA256

          91ff3f22a41522bfa8804f3bdec2100ce10862d568f4d518ed74ab5faf52cf40

          SHA512

          89cce3c3c08e6e4dc688439d4388f78df7958c74d6d869f88a997eb294c2f9f2cf802937bb401c7682eeff7b9992ab1f34cf7cfdcffb8f9893ff7e15e6310a6c

        • C:\Users\Admin\AppData\Local\Temp\rms4nfmh.dll

          Filesize

          3KB

          MD5

          51aab1041ac71773bca7d10273e83d72

          SHA1

          acaa297a32d95f871cf74f102e30821e368c5fe8

          SHA256

          3395b6a4cbd507fe439742a634281e7e6ccba3bcb105b8e6c987af27c9aea7ca

          SHA512

          685eb1f1fc03a1907b75ade2a42bc5f38a792d9bbc86532e28cdfcd80b56cc4aafec31a8cc7d440d3734ff7ff0585c5d9211414f5799eef9fe403866ca15d1b8

        • C:\Users\Admin\AppData\Local\Temp\rms4nfmh.pdb

          Filesize

          7KB

          MD5

          a3ed9e7797c811051931d98f752b078b

          SHA1

          ae69c328c789ad4e6d4aba5e772795b5b20b6ebb

          SHA256

          81ad18fb2bb36afc9a2703e13415686c7b79e92c96a65f56907903699451a739

          SHA512

          46cfcfa53fd96d9089ae32cf6f4b2a02a8eccea84d54a79224f6c8c9d2e3811f02fde00f7d4f37515cb22ce860f9763cfad502893ae3197f14798c3e7f8074bc

        • \??\c:\Users\Admin\AppData\Local\Temp\7b63x7q1.0.cs

          Filesize

          405B

          MD5

          caed0b2e2cebaecd1db50994e0c15272

          SHA1

          5dfac9382598e0ad2e700de4f833de155c9c65fa

          SHA256

          21210b9baafb8b03ab0ef625312973a77bb5aba856c91892b65826e8b7c3b150

          SHA512

          86dc4f8cedd37464c9c492c467375d4603715e5827dfaf7bfcfe5c46ce5e09b439139d4b0a756afa37e4c2444c5b169ac1c024217b9ba449edb183a3b53f2b62

        • \??\c:\Users\Admin\AppData\Local\Temp\7b63x7q1.cmdline

          Filesize

          309B

          MD5

          b4691987ad476648f0e5a5e02b81a64a

          SHA1

          e490b4ecca5c68a127bf9fb4479fca75f0464b04

          SHA256

          998435161881fe91062b092cdfae5f82ea681c7854b349af422d439e3342e518

          SHA512

          14d456acc39bd97d61e1451da6b59cbc9e1dd468c8d07d339bddccdb6365b046eb41210c43b431d19952e5efade2e1ecbefa0b5c1a2148563b57a476885721cf

        • \??\c:\Users\Admin\AppData\Local\Temp\CSCD7C9.tmp

          Filesize

          652B

          MD5

          644abaf608841ec199a6d136d1c10bc6

          SHA1

          695d3a89c6d220843c27bdd2cd3ec3004d6f0ff8

          SHA256

          a1ddfd6629e5faaa3d1f872608e5448823402097f994d622a2ff6f792226df97

          SHA512

          b98c6167a301aefc239f6cf2754764930d690b10ab052582928d19b42c053bf171df1edb9ba3e085deae81bff6d3be954628f9a74a08f71f8026b91713a1e21d

        • \??\c:\Users\Admin\AppData\Local\Temp\CSCD865.tmp

          Filesize

          652B

          MD5

          9443496a5a74f1b4014f8e0c3d769d74

          SHA1

          4211ba6a0e1084f80378258f215853c4816ed813

          SHA256

          06d35f6ba93b3f6000383272705fc1d68099f665566877791c2c5d3806479038

          SHA512

          4919d45c291e897abfde179a774518e0600ffd8a745a4a118c66b996879c6691f58a56d6d3db8de3baa31a8d5f1b618331ef4b6cba2c1bd47c2d305200a84f74

        • \??\c:\Users\Admin\AppData\Local\Temp\rms4nfmh.0.cs

          Filesize

          406B

          MD5

          ca8887eacd573690830f71efaf282712

          SHA1

          0acd4f49fc8cf6372950792402ec3aeb68569ef8

          SHA256

          568b0c1155379c88e91f904f4e70a3608fbf664ef890309cd705a7c5eb3232c3

          SHA512

          2a538a308db6c7d09224737f549d442b4c206e8e9605a2570149243ee11bf0c5f028ebf003b383f86709d0dd976ff66d15ccb700f50969ff3da64dd39cab25c7

        • \??\c:\Users\Admin\AppData\Local\Temp\rms4nfmh.cmdline

          Filesize

          309B

          MD5

          295252181a4a8013d96d29903a8320f4

          SHA1

          19512ddd2d902f8a56c314bbf36607f33da90704

          SHA256

          10156dc14100d530e3001f0ac87cf53187c24add82cecca68bc8ca57f6ac3cf0

          SHA512

          e8f0190a2d4444938e9691eb993fbc5513e21876566c1b7f83ab5a4b3e5c758b5a7814808949f12e2ee88606758cf05723c672629d007eca4ad51ba1863bfa0c

        • memory/948-77-0x000007FFFFFD5000-0x000007FFFFFD6000-memory.dmp

          Filesize

          4KB

        • memory/948-79-0x0000000000410000-0x0000000000411000-memory.dmp

          Filesize

          4KB

        • memory/948-78-0x0000000001B50000-0x0000000001BF4000-memory.dmp

          Filesize

          656KB

        • memory/948-98-0x0000000001B50000-0x0000000001BF4000-memory.dmp

          Filesize

          656KB

        • memory/1236-96-0x0000000004B40000-0x0000000004BE4000-memory.dmp

          Filesize

          656KB

        • memory/1236-66-0x0000000004B40000-0x0000000004BE4000-memory.dmp

          Filesize

          656KB

        • memory/1236-67-0x0000000002580000-0x0000000002581000-memory.dmp

          Filesize

          4KB

        • memory/1304-84-0x000007FFFFFDF000-0x000007FFFFFE0000-memory.dmp

          Filesize

          4KB

        • memory/1304-85-0x0000000001B20000-0x0000000001BC4000-memory.dmp

          Filesize

          656KB

        • memory/1304-97-0x0000000001B20000-0x0000000001BC4000-memory.dmp

          Filesize

          656KB

        • memory/1304-86-0x0000000000090000-0x0000000000091000-memory.dmp

          Filesize

          4KB

        • memory/1984-56-0x00000000004D0000-0x0000000000550000-memory.dmp

          Filesize

          512KB

        • memory/2084-27-0x0000000002810000-0x0000000002890000-memory.dmp

          Filesize

          512KB

        • memory/2084-24-0x0000000002390000-0x0000000002398000-memory.dmp

          Filesize

          32KB

        • memory/2084-45-0x00000000027F0000-0x00000000027F8000-memory.dmp

          Filesize

          32KB

        • memory/2084-30-0x0000000002810000-0x0000000002890000-memory.dmp

          Filesize

          512KB

        • memory/2084-29-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp

          Filesize

          9.6MB

        • memory/2084-28-0x0000000002810000-0x0000000002890000-memory.dmp

          Filesize

          512KB

        • memory/2084-62-0x0000000002800000-0x0000000002808000-memory.dmp

          Filesize

          32KB

        • memory/2084-23-0x000000001B170000-0x000000001B452000-memory.dmp

          Filesize

          2.9MB

        • memory/2084-65-0x000000001B630000-0x000000001B66D000-memory.dmp

          Filesize

          244KB

        • memory/2084-26-0x0000000002810000-0x0000000002890000-memory.dmp

          Filesize

          512KB

        • memory/2084-25-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp

          Filesize

          9.6MB

        • memory/2084-70-0x000007FEF48A0000-0x000007FEF523D000-memory.dmp

          Filesize

          9.6MB

        • memory/2084-72-0x000000001B630000-0x000000001B66D000-memory.dmp

          Filesize

          244KB

        • memory/2156-94-0x0000000000260000-0x0000000000261000-memory.dmp

          Filesize

          4KB

        • memory/2156-91-0x00000000003A0000-0x0000000000438000-memory.dmp

          Filesize

          608KB

        • memory/2156-95-0x00000000003A0000-0x0000000000438000-memory.dmp

          Filesize

          608KB

        • memory/2404-36-0x0000000002330000-0x00000000023B0000-memory.dmp

          Filesize

          512KB

        • memory/2732-1-0x0000000000290000-0x0000000000390000-memory.dmp

          Filesize

          1024KB

        • memory/2732-18-0x0000000003B50000-0x0000000003B52000-memory.dmp

          Filesize

          8KB

        • memory/2732-9-0x0000000000400000-0x0000000002290000-memory.dmp

          Filesize

          30.6MB

        • memory/2732-8-0x00000000001B0000-0x00000000001BB000-memory.dmp

          Filesize

          44KB

        • memory/2732-7-0x0000000000290000-0x0000000000390000-memory.dmp

          Filesize

          1024KB

        • memory/2732-4-0x00000000001D0000-0x00000000001DD000-memory.dmp

          Filesize

          52KB

        • memory/2732-3-0x0000000000400000-0x0000000002290000-memory.dmp

          Filesize

          30.6MB

        • memory/2732-2-0x00000000001B0000-0x00000000001BB000-memory.dmp

          Filesize

          44KB