Analysis

  • max time kernel
    175s
  • max time network
    182s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • resource tags

    arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2022 05:29

General

  • Target

    zxcvb.exe

  • Size

    586KB

  • MD5

    131a32033cf88976a8df48361b90207d

  • SHA1

    ce260393460fa5d4cbfa17d3329fd33594810add

  • SHA256

    d75d7b0534ff648f16f5751be79a2c23158b6412a780180aec78c77c7e95071d

  • SHA512

    120a4ef120c7b2d4c07af7e6418eaf83d7f3d41ba13f41ce2e494f76182c4b07fd16ec2ceaf1937ba3e76ecb9149cc42edba315e818dad09882cf77a62f6c708

Malware Config

Extracted

Family

raccoon

Botnet

8a4fd4b44997ba634230ba5c422ca9f2

C2

http://193.106.191.146/

http://185.215.113.89/

rc4.plain

Extracted

Family

arkei

Botnet

Default

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Raccoon

    Raccoon is an infostealer written in C++ and first seen in 2019.

  • Raccoon Stealer payload 6 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 9 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\zxcvb.exe
    "C:\Users\Admin\AppData\Local\Temp\zxcvb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Users\Admin\AppData\Local\Temp\Mccegjkqnoydj.exe
      "C:\Users\Admin\AppData\Local\Temp\Mccegjkqnoydj.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        3⤵
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:564
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe" & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1960
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 5
            5⤵
            • Delays execution with timeout.exe
            PID:992
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Users\Admin\AppData\Local\Temp\F4G56bE7.exe
        "C:\Users\Admin\AppData\Local\Temp\F4G56bE7.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1924
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          4⤵
            PID:1764
        • C:\Users\Admin\AppData\Local\Temp\Ji58hrs3.exe
          "C:\Users\Admin\AppData\Local\Temp\Ji58hrs3.exe"
          3⤵
          • Executes dropped EXE
          PID:1976
        • C:\Users\Admin\AppData\Local\Temp\GDciFfw4.exe
          "C:\Users\Admin\AppData\Local\Temp\GDciFfw4.exe"
          3⤵
          • Executes dropped EXE
          PID:1796

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\F4G56bE7.exe

      Filesize

      283KB

      MD5

      438cbbc5449ace7dc2f23c8f884a51e5

      SHA1

      e485f4b2797c6e3cb66c0fdcf388a4373b5dc495

      SHA256

      c56d7650cb69a9ecc1cb26d4324a0708ae5eea20e640b33e32bbcb45b58c0703

      SHA512

      2c92aea2256975d7eaf2f0c35622a41dfd189961f4fc5f302ec6133cd6aa8e6ab80d089e594afa51fc71c3d7bff4737e8ebafbd7c2c6327d73cd1682f1b6afb2

    • C:\Users\Admin\AppData\Local\Temp\F4G56bE7.exe

      Filesize

      283KB

      MD5

      438cbbc5449ace7dc2f23c8f884a51e5

      SHA1

      e485f4b2797c6e3cb66c0fdcf388a4373b5dc495

      SHA256

      c56d7650cb69a9ecc1cb26d4324a0708ae5eea20e640b33e32bbcb45b58c0703

      SHA512

      2c92aea2256975d7eaf2f0c35622a41dfd189961f4fc5f302ec6133cd6aa8e6ab80d089e594afa51fc71c3d7bff4737e8ebafbd7c2c6327d73cd1682f1b6afb2

    • C:\Users\Admin\AppData\Local\Temp\GDciFfw4.exe

      Filesize

      230KB

      MD5

      af8e56a6c76165480e5755705fbf122f

      SHA1

      c46407d621a01ae59dc85b88308b58713147ce9e

      SHA256

      8dbdd7a4e41a4a0d30af17b412ad41c04cad728eddc9c4d4cb89b2522f3f8df6

      SHA512

      bf4a071c523e573a2ab523d649ee31f383a7f9b2a483bfe30de9d79cb334752e412007de7ecd51d2fb0b44f363ba48829ce18c1a9c551dcb5465265d1e49467c

    • C:\Users\Admin\AppData\Local\Temp\GDciFfw4.exe

      Filesize

      230KB

      MD5

      af8e56a6c76165480e5755705fbf122f

      SHA1

      c46407d621a01ae59dc85b88308b58713147ce9e

      SHA256

      8dbdd7a4e41a4a0d30af17b412ad41c04cad728eddc9c4d4cb89b2522f3f8df6

      SHA512

      bf4a071c523e573a2ab523d649ee31f383a7f9b2a483bfe30de9d79cb334752e412007de7ecd51d2fb0b44f363ba48829ce18c1a9c551dcb5465265d1e49467c

    • C:\Users\Admin\AppData\Local\Temp\Ji58hrs3.exe

      Filesize

      693KB

      MD5

      3939c4fed7a0eaf5a6788c5e76ad6a78

      SHA1

      5a9395e128b488d3f7d3ec66b6522ea9e696a67a

      SHA256

      ea55619edf8fbf29000be3591014bcf5388b1fd63b2563d18a7d00b834e17ad1

      SHA512

      32b5c5deb6da30316ef8238b9d42182c978c6c07bad2ae174d5a007f9c1692941a04c17e3bf58d2e95f1b1d0c4ae3dd6e1a381c620767ed81f810418df4ee435

    • C:\Users\Admin\AppData\Local\Temp\Ji58hrs3.exe

      Filesize

      693KB

      MD5

      3939c4fed7a0eaf5a6788c5e76ad6a78

      SHA1

      5a9395e128b488d3f7d3ec66b6522ea9e696a67a

      SHA256

      ea55619edf8fbf29000be3591014bcf5388b1fd63b2563d18a7d00b834e17ad1

      SHA512

      32b5c5deb6da30316ef8238b9d42182c978c6c07bad2ae174d5a007f9c1692941a04c17e3bf58d2e95f1b1d0c4ae3dd6e1a381c620767ed81f810418df4ee435

    • C:\Users\Admin\AppData\Local\Temp\Mccegjkqnoydj.exe

      Filesize

      341KB

      MD5

      e96634c20057c1643a303d6266321035

      SHA1

      5f074a2f48911fa04995ab2bad95f6e66f228ebe

      SHA256

      58ca86e49e4dea36ec81072c6e63fb8d6b465447d3c1fc1443d15e897c13d27c

      SHA512

      0d927b650ef8029636681a4ba16637bda30336756586038818c0b75c2fddba0d83b6e4a51ece8a8c05a4deb13dc93e5bd23ae36024349a901c27909144725ebb

    • C:\Users\Admin\AppData\Local\Temp\Mccegjkqnoydj.exe

      Filesize

      341KB

      MD5

      e96634c20057c1643a303d6266321035

      SHA1

      5f074a2f48911fa04995ab2bad95f6e66f228ebe

      SHA256

      58ca86e49e4dea36ec81072c6e63fb8d6b465447d3c1fc1443d15e897c13d27c

      SHA512

      0d927b650ef8029636681a4ba16637bda30336756586038818c0b75c2fddba0d83b6e4a51ece8a8c05a4deb13dc93e5bd23ae36024349a901c27909144725ebb

    • \ProgramData\mozglue.dll

      Filesize

      133KB

      MD5

      8f73c08a9660691143661bf7332c3c27

      SHA1

      37fa65dd737c50fda710fdbde89e51374d0c204a

      SHA256

      3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

      SHA512

      0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

    • \ProgramData\nss3.dll

      Filesize

      1.2MB

      MD5

      bfac4e3c5908856ba17d41edcd455a51

      SHA1

      8eec7e888767aa9e4cca8ff246eb2aacb9170428

      SHA256

      e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

      SHA512

      2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

    • \Users\Admin\AppData\LocalLow\mozglue.dll

      Filesize

      612KB

      MD5

      f07d9977430e762b563eaadc2b94bbfa

      SHA1

      da0a05b2b8d269fb73558dfcf0ed5c167f6d3877

      SHA256

      4191faf7e5eb105a0f4c5c6ed3e9e9c71014e8aa39bbee313bc92d1411e9e862

      SHA512

      6afd512e4099643bba3fc7700dd72744156b78b7bda10263ba1f8571d1e282133a433215a9222a7799f9824f244a2bc80c2816a62de1497017a4b26d562b7eaf

    • \Users\Admin\AppData\LocalLow\nss3.dll

      Filesize

      1.9MB

      MD5

      f67d08e8c02574cbc2f1122c53bfb976

      SHA1

      6522992957e7e4d074947cad63189f308a80fcf2

      SHA256

      c65b7afb05ee2b2687e6280594019068c3d3829182dfe8604ce4adf2116cc46e

      SHA512

      2e9d0a211d2b085514f181852fae6e7ca6aed4d29f396348bedb59c556e39621810a9a74671566a49e126ec73a60d0f781fa9085eb407df1eefd942c18853be5

    • \Users\Admin\AppData\LocalLow\sqlite3.dll

      Filesize

      1.0MB

      MD5

      dbf4f8dcefb8056dc6bae4b67ff810ce

      SHA1

      bbac1dd8a07c6069415c04b62747d794736d0689

      SHA256

      47b64311719000fa8c432165a0fdcdfed735d5b54977b052de915b1cbbbf9d68

      SHA512

      b572ca2f2e4a5cc93e4fcc7a18c0ae6df888aa4c55bc7da591e316927a4b5cfcbdda6e60018950be891ff3b26f470cc5cce34d217c2d35074322ab84c32a25d1

    • \Users\Admin\AppData\Local\Temp\F4G56bE7.exe

      Filesize

      283KB

      MD5

      438cbbc5449ace7dc2f23c8f884a51e5

      SHA1

      e485f4b2797c6e3cb66c0fdcf388a4373b5dc495

      SHA256

      c56d7650cb69a9ecc1cb26d4324a0708ae5eea20e640b33e32bbcb45b58c0703

      SHA512

      2c92aea2256975d7eaf2f0c35622a41dfd189961f4fc5f302ec6133cd6aa8e6ab80d089e594afa51fc71c3d7bff4737e8ebafbd7c2c6327d73cd1682f1b6afb2

    • \Users\Admin\AppData\Local\Temp\GDciFfw4.exe

      Filesize

      230KB

      MD5

      af8e56a6c76165480e5755705fbf122f

      SHA1

      c46407d621a01ae59dc85b88308b58713147ce9e

      SHA256

      8dbdd7a4e41a4a0d30af17b412ad41c04cad728eddc9c4d4cb89b2522f3f8df6

      SHA512

      bf4a071c523e573a2ab523d649ee31f383a7f9b2a483bfe30de9d79cb334752e412007de7ecd51d2fb0b44f363ba48829ce18c1a9c551dcb5465265d1e49467c

    • \Users\Admin\AppData\Local\Temp\Ji58hrs3.exe

      Filesize

      693KB

      MD5

      3939c4fed7a0eaf5a6788c5e76ad6a78

      SHA1

      5a9395e128b488d3f7d3ec66b6522ea9e696a67a

      SHA256

      ea55619edf8fbf29000be3591014bcf5388b1fd63b2563d18a7d00b834e17ad1

      SHA512

      32b5c5deb6da30316ef8238b9d42182c978c6c07bad2ae174d5a007f9c1692941a04c17e3bf58d2e95f1b1d0c4ae3dd6e1a381c620767ed81f810418df4ee435

    • \Users\Admin\AppData\Local\Temp\Mccegjkqnoydj.exe

      Filesize

      341KB

      MD5

      e96634c20057c1643a303d6266321035

      SHA1

      5f074a2f48911fa04995ab2bad95f6e66f228ebe

      SHA256

      58ca86e49e4dea36ec81072c6e63fb8d6b465447d3c1fc1443d15e897c13d27c

      SHA512

      0d927b650ef8029636681a4ba16637bda30336756586038818c0b75c2fddba0d83b6e4a51ece8a8c05a4deb13dc93e5bd23ae36024349a901c27909144725ebb

    • memory/564-68-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-74-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-81-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-79-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-83-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-71-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-117-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-84-0x000000000043C0B2-mapping.dmp

    • memory/564-89-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-78-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-95-0x0000000060900000-0x0000000060992000-memory.dmp

      Filesize

      584KB

    • memory/564-92-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/564-93-0x0000000000400000-0x000000000043D000-memory.dmp

      Filesize

      244KB

    • memory/992-118-0x0000000000000000-mapping.dmp

    • memory/1328-54-0x00000000010F0000-0x0000000001188000-memory.dmp

      Filesize

      608KB

    • memory/1328-57-0x0000000000540000-0x000000000058C000-memory.dmp

      Filesize

      304KB

    • memory/1328-56-0x0000000005090000-0x0000000005134000-memory.dmp

      Filesize

      656KB

    • memory/1328-55-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

      Filesize

      8KB

    • memory/1372-82-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-75-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-72-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-91-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-69-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-85-0x0000000000406BEA-mapping.dmp

    • memory/1372-66-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-65-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1372-88-0x0000000000400000-0x0000000000411000-memory.dmp

      Filesize

      68KB

    • memory/1744-59-0x0000000000000000-mapping.dmp

    • memory/1744-62-0x0000000000980000-0x00000000009DC000-memory.dmp

      Filesize

      368KB

    • memory/1744-64-0x00000000041A0000-0x0000000004206000-memory.dmp

      Filesize

      408KB

    • memory/1764-137-0x000000000041A684-mapping.dmp

    • memory/1764-129-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-130-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-136-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-134-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-139-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-141-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-133-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1764-132-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/1796-148-0x0000000000000000-mapping.dmp

    • memory/1796-151-0x0000000000A70000-0x0000000000AB0000-memory.dmp

      Filesize

      256KB

    • memory/1796-153-0x0000000000420000-0x000000000046A000-memory.dmp

      Filesize

      296KB

    • memory/1924-128-0x0000000000370000-0x00000000003C8000-memory.dmp

      Filesize

      352KB

    • memory/1924-126-0x0000000000C10000-0x0000000000C5C000-memory.dmp

      Filesize

      304KB

    • memory/1924-123-0x0000000000000000-mapping.dmp

    • memory/1960-116-0x0000000000000000-mapping.dmp

    • memory/1976-143-0x0000000000000000-mapping.dmp

    • memory/1976-146-0x000000013F740000-0x000000013F7F2000-memory.dmp

      Filesize

      712KB