Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-06-2023 20:32

General

  • Target

    b029c08789c6001aa1f9e870a06ef049433d0cc25becc1beb9f0d6302508b296.exe

  • Size

    1.3MB

  • MD5

    0b037e3d12262a1638c1217fae8773a1

  • SHA1

    e233cc1d6d71034f77d17d89658d2052b1038db5

  • SHA256

    b029c08789c6001aa1f9e870a06ef049433d0cc25becc1beb9f0d6302508b296

  • SHA512

    35a2381a73e56718ff6d55661708a0230a4de2c3770ff7b5825f22dfc1a757515a5555a14fce737d9806406df3833c7f415a15a30b3ff67fcc43f3239b408529

  • SSDEEP

    24576:fzgTLkcevOAJHPSTacyR3uunznkX4C+YyRGG6yaHDMEw:fzgTOey7gX4KiSD0

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 2 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b029c08789c6001aa1f9e870a06ef049433d0cc25becc1beb9f0d6302508b296.exe
    "C:\Users\Admin\AppData\Local\Temp\b029c08789c6001aa1f9e870a06ef049433d0cc25becc1beb9f0d6302508b296.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2588
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Public\xiaodaxzqxia\n.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0" /v "1201" /d "0" /t REG_DWORD /f
        3⤵
          PID:2460
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Public\xiaodaxzqxia\A.vbs"
        2⤵
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:3616
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Public\xiaodaxzqxia\n.bat" "
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3828
          • C:\Windows\SysWOW64\reg.exe
            reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0" /v "1201" /d "0" /t REG_DWORD /f
            4⤵
              PID:1400
        • C:\Users\Public\xiaodaxzqxia\jecxz.exe
          C:\Users\Public\xiaodaxzqxia\jecxz.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2340
        • C:\Users\Public\xiaodaxzqxia\v.exe
          "C:\Users\Public\xiaodaxzqxia\v.exe" -o -d C:\Users\Public\xiaodaxzqxia C:\Users\Public\xiaodaxzqxia\111
          2⤵
          • Executes dropped EXE
          PID:2872
      • C:\Windows\System32\rundll32.exe
        C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
        1⤵
          PID:2536
        • C:\Windows\hh.exe
          "C:\Windows\hh.exe" C:\Users\Public\cxzvasdfg\3248010702337096\A11.chm
          1⤵
          • Suspicious use of SetWindowsHookEx
          PID:1976
        • C:\Windows\hh.exe
          "C:\Windows\hh.exe" C:\Users\Public\cxzvasdfg\3248010702337096\A11.chm
          1⤵
          • Suspicious use of SetWindowsHookEx
          PID:1704

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Roaming\Microsoft\HTML Help\hh.dat

          Filesize

          8KB

          MD5

          9e9617eb0b162b2b470fbcbb86b40007

          SHA1

          c5b415785dfbd7a7ea5b490c54c31bd4adfd5bac

          SHA256

          1a1c186eed1ecb160d694dfa8836799f668e5c84eaaae01dad4abfb708b28a6a

          SHA512

          ae4ddb679a64a31bbc9f1c86a13c0d85347fc152fa48fdb80bfaf35e146e9b4836b3889f628080dca1857026d785d020e661a2753d61e007774b3a2e1f99a8f0

        • C:\Users\Public\cxzvasdfg\3248010702337096\A11.chm

          Filesize

          9KB

          MD5

          2342b3ba19855ddd8c3e311b2842bdbb

          SHA1

          ecec63f62d445bdcc369af3f29df566611c7d4a5

          SHA256

          257c340891c8007dbb720853244785b8d7433fb70ca0038528b9fde035d0bfe6

          SHA512

          f5230c860656004d8f860f5b2941b15519cebf7ce6494eefcea6307be4057f5cd6178cbdfca9a022d28fd11cc0d81ed1f2a719ff9a614e28a0eb12f048302cb9

        • C:\Users\Public\xiaodaxzqxia\1

          Filesize

          291KB

          MD5

          41491b143fa836c282aeba0f13969c6c

          SHA1

          f321d3e7b6834b71f9ddf7bba93fc919972afd63

          SHA256

          7ac8e8505b31643f18945df4acd88d8afd5738bdf36f2954ace446fe4f8250ad

          SHA512

          dd42914d25d2dc686909017e8500db22a478b74571a1a87ad6568d2a71a2d1c605d534facdecbf29ed79c9d0be2d4fbf74301393ff49bb72ada1459044ca07cf

        • C:\Users\Public\xiaodaxzqxia\111

          Filesize

          459KB

          MD5

          fec66e83d76cb59ec338b4f69f545ffd

          SHA1

          73054f1a52af4d16a980c0716d8a65c505b6f7b2

          SHA256

          eed8361a9ef3e72da41913733b697279c964a423517a0220b93a25befaacf120

          SHA512

          cc8fa3cb5544cca63b4a25222b8f30b1279c135fe80c4d7282fd21a0e909f8c47c86612e90d9bd81f59d2b2010e35082965b8253c77e2ecb1c95ba1da7f0c1fc

        • C:\Users\Public\xiaodaxzqxia\A.vbs

          Filesize

          107B

          MD5

          bcb223ea9c0598f04684216bcd0e12a6

          SHA1

          2661c8fbca3654a29fa261def7f16ea23a6f3165

          SHA256

          ef2113720c94cbe4cb494d6e24d26803b4b1a094e35e4285cd4a2f5665ef2c37

          SHA512

          77e440462544ca9f711f9241096601060080f5751651cab8a796d57ed74c424f03a9237a653c17a386c1ef654e6192d0e54080632dacff15a28a46564e639682

        • C:\Users\Public\xiaodaxzqxia\jecxz.exe

          Filesize

          80KB

          MD5

          b3252b687b3c8af8aefaf9a9207a4182

          SHA1

          e58ffa59b59fede7ee9dd18126be4950e6f6ccf9

          SHA256

          103ec95089baac16f23c3f6ace40d5a5817bee5eb1ec079eadfbd64a0117aa98

          SHA512

          6a9caa4e910ed73a8566933a1ddbed91b296b2f301b7ceb372d3c2c5bfaf7a333c1174fa9037eb7fbcfc0d922f808749f486bc5faddb5b060362d9b4a80cfa62

        • C:\Users\Public\xiaodaxzqxia\jecxz.exe

          Filesize

          80KB

          MD5

          b3252b687b3c8af8aefaf9a9207a4182

          SHA1

          e58ffa59b59fede7ee9dd18126be4950e6f6ccf9

          SHA256

          103ec95089baac16f23c3f6ace40d5a5817bee5eb1ec079eadfbd64a0117aa98

          SHA512

          6a9caa4e910ed73a8566933a1ddbed91b296b2f301b7ceb372d3c2c5bfaf7a333c1174fa9037eb7fbcfc0d922f808749f486bc5faddb5b060362d9b4a80cfa62

        • C:\Users\Public\xiaodaxzqxia\n.bat

          Filesize

          263B

          MD5

          c7d8b33e05722104d63de564a5d92b01

          SHA1

          fd703f1c71ac1dae65dc34f3521854604cec8091

          SHA256

          538ce88a3eed5a98c6a021a4c541080c5cfb652962f37da620e35b537513317a

          SHA512

          54a80fc6ad3f08743dc1655c379de79f9496086a9a18f4716fc9a9d6a6fe4fd527dd4ac099c57408090b73903c64fa38d4723783708068878aa6e18c6cc0d08e

        • C:\Users\Public\xiaodaxzqxia\v.exe

          Filesize

          161KB

          MD5

          fecf803f7d84d4cfa81277298574d6e6

          SHA1

          0fd9a61bf9a361f87661de295e70a9c6795fe6a1

          SHA256

          81046f943d26501561612a629d8be95af254bc161011ba8a62d25c34c16d6d2a

          SHA512

          a4e2e2dfc98a874f7ec8318c40500b0e481fa4476d75d559f2895ce29fbe793a889fb2390220a25ab919deac477ada0c904b30f002324529285bda94292b48a4

        • C:\Users\Public\xiaodaxzqxia\v.exe

          Filesize

          161KB

          MD5

          fecf803f7d84d4cfa81277298574d6e6

          SHA1

          0fd9a61bf9a361f87661de295e70a9c6795fe6a1

          SHA256

          81046f943d26501561612a629d8be95af254bc161011ba8a62d25c34c16d6d2a

          SHA512

          a4e2e2dfc98a874f7ec8318c40500b0e481fa4476d75d559f2895ce29fbe793a889fb2390220a25ab919deac477ada0c904b30f002324529285bda94292b48a4

        • memory/2340-149-0x00000000020A0000-0x00000000020EA000-memory.dmp

          Filesize

          296KB

        • memory/2340-174-0x00000000020A0000-0x00000000020EA000-memory.dmp

          Filesize

          296KB

        • memory/2340-147-0x00000000020A0000-0x00000000020EA000-memory.dmp

          Filesize

          296KB

        • memory/2588-156-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB

        • memory/2588-155-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB

        • memory/2588-133-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB

        • memory/2588-180-0x0000000000400000-0x0000000000717000-memory.dmp

          Filesize

          3.1MB

        • memory/2872-179-0x0000000000400000-0x000000000043D000-memory.dmp

          Filesize

          244KB