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Edit tourAnalysis Report IMG-50230.doc
Overview
General Information
| Sample Name: | IMG-50230.doc |
| Analysis ID: | 344787 |
| MD5: | 447225e0d19daba3ebaa394a72b72318 |
| SHA1: | ade2804cac4b052d9fb2af635dd2b7e4dd960853 |
| SHA256: | 39e2a7aebe3542b3caf9fca72de467f409766056a29923042ec91c5140503409 |
| Tags: | doc |
Most interesting Screenshot:  | |
Detection
FormBook
| Score: | 100 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Found malware configuration
Malicious sample detected (through community Yara rule)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Yara detected AntiVM_3
Yara detected FormBook
Allocates memory in foreign processes
Connects to a URL shortener service
Drops PE files to the user root directory
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: Suspicious Program Location Process Starts
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Abnormal high CPU Usage
Allocates memory within range which is reserved for system DLLs (kernel32.dll, advapi32.dll, etc)
Antivirus or Machine Learning detection for unpacked file
Checks if the current process is being debugged
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality to call native functions
Contains functionality to launch a process as a different user
Contains functionality to read the PEB
Contains long sleeps (>= 3 min)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
Dropped file seen in connection with other malware
Drops PE files
Drops PE files to the user directory
Drops files with a non-matching file extension (content does not match file extension)
Enables debug privileges
Found inlined nop instructions (likely shell or obfuscated code)
Found potential string decryption / allocating functions
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
May sleep (evasive loops) to hinder dynamic analysis
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Office Equation Editor has been started
Potential document exploit detected (performs DNS queries)
Potential document exploit detected (performs HTTP gets)
Potential document exploit detected (unknown TCP traffic)
Queries the volume information (name, serial number etc) of a device
Uses a known web browser user agent for HTTP communication
Uses code obfuscation techniques (call, push, ret)
Yara signature match
Classification
Startup |
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Malware Configuration |
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Threatname: FormBook |
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{"Config: ": ["CONFIG_PATTERNS 0x8bc6", "KEY1_OFFSET 0x1d737", "CONFIG SIZE : 0x103", "CONFIG OFFSET 0x1d83b", "URL SIZE : 35", "searching string pattern", "strings_offset 0x1c383", "searching hashes pattern", "--------------------------------------------------", "Decrypted Function Hashes", "--------------------------------------------------", "0x964e9058", "0xf43668a6", "0x980476e5", "0x35a6d50c", "0xf89290dc", "0x94261f57", "0x7d54c891", "0x47cb721", "0xf72d70a3", "0x9f715032", "0xbf0a5e41", "0x2902d074", "0xf653b199", "0xc8c42cc6", "0x2e1b7599", "0x210d4d07", "0x6d2a7921", "0x8ea85a2f", "0x207c50ff", "0xb967410a", "0x1eb17415", "0xb46802f8", "0x11da8518", "0xf42ed5c", "0x2885a3d3", "0x445675fa", "0x5c289b4c", "0x40ede5aa", "0xf24946a2", "0x8559c3e2", "0xb9d34d23", "0xa14d0a19", "0x2d07bbe2", "0xbbd1d68c", "0xb28c29d4", "0x3911edeb", "0xefad046d", "0xa0605497", "0xf5529cbf", "0x5507576a", "0xfa2467c8", "0x5b6423bf", "0xe22409b9", "0xde1eba2", "0xae847e2", "0xa8cfcc9", "0x26fc2c69", "0x5d8a75ac", "0x22eb3474", "0x2b37c918", "0x79402007", "0x7544791c", "0x641b2c94", "0x1db04ecf", "0xf5d02cd8", "0xad012162", "0x6206e716", "0x5e4b9b9a", "0xe4e2f5f4", "0x54c93159", "0x25ea79b", "0x5bf29119", "0xd6507db", "0x32ffc9f8", "0xe4cfab72", "0x98db5380", "0xce4cc542", "0x3092a0a2", "0x66053660", "0x2607a133", "0xfcd014d5", "0x80b41d4", "0x4102ad8d", "0x857bf6a6", "0xd3ec6064", "0x23145fc4", "0xc026698f", "0x8f5385d8", "0x2430512b", "0x3ebe9086", "0x4c6fddb5", "0x276db13e", "0xe00f0a8e", "0x85cf9404", "0xb2248784", "0xcdc7e023", "0x11f5f50", "0x1dd4bc1c", "0x8235fce2", "0x21b17672", "0xbba64d93", "0x2f0ee0d8", "0x9cb95240", "0x28c21e3f", "0x9347ac57", "0x9d9522dc", "0x911bc70e", "0x74443db9", "0xf04c1aa9", "0x6484bcb5", "0x11fc2f72", "0x2b44324f", "0x9d70beea", "0x59adf952", "0x172ac7b4", "0x5d4b4e66", "0xed297eae", "0xa88492a6", "0xb21b057c", "0x70f35767", "0xb6f4d5a8", "0x67cea859", "0xc1626bff", "0xb4e1ae2", "0x24a48dcf", "0xe11da208", "0x1c920818", "0x65f4449c", "0xc30bc050", "0x3e86e1fb", "0x9e01fc32", "0x216500c2", "0x48e207c9", "0x2decf13e", "0x19996921", "0xb7da3dd7", "0x47f39d2b", "0x6777e2de", "0xd980e37f", "0x963fea3b", "0xacddb7ea", "0x110aec35", "0x647331f3", "0x2e381da4", "0x50f66474", "0xec16e0c0", "0xf9d81a42", "0xd6c6f9db", "0xef3df91", "0x60e0e203", "0x7c81caaf", "0x71c2ec76", "0x25e431cc", "0x106f568f", "0x6a60c8a9", "0xb758aab3", "0x3b34de90", "0x700420f5", "0xee359a7e", "0xd1d808a", "0x47ba47a5", "0xff959c4c", "0x5d30a87d", "0xaa95a900", "0x80b19064", "0x9c5a481a", "0x1dd252d", "0xdb3055fc", "0xe0cf8bf1", "0x3a48eabc", "0xf0472f97", "0x4a6323de", "0x4260edca", "0x53f7fb4f", "0x3d2e9c99", "0xf6879235", "0xe6723cac", "0xe184dfaa", "0xe99ffaa0", "0xf6aebe25", "0xefadf9a5", "0x215de938", "0x757906aa", "0x84f8d766", "0xb6494f65", "0x13a75318", "0x5bde5587", "0xe9eba2a4", "0x6b8a0df3", "0x9c02f250", "0xe52a2a2e", "0xdb96173c", "0x3c0f2fc", "0xd45e157c", "0x4edd1210", "0x2b127ce0", "0xadc887b6", "0xf45a1c52", "0xc84869d7", "0x36dc1f04", "0x50c2a508", "0x3e88e8bf", "0x4b6374a6", "0x72a93198", "0x85426977", "0xea193e11", "0xea653007", "0xe297c9c", "0x65399e87", "0x23609e75", "0xb92e8a5a", "0xabc89476", "0xd989572f", "0x4536ab86", "0x3476afc1", "0xaf24a63b", "0x393b9ac8", "0x414a3c70", "0x487e77f4", "0xbee1bdf6", "0xc30c49a6", "0xcb591d7f", "0x5c4ee455", "0x7c81c71d", "0x11c6f95e", "--------------------------------------------------", "Decrypted Strings", "--------------------------------------------------", "USERNAME", "LOCALAPPDATA", "USERPROFILE", "APPDATA", "TEMP", "ProgramFiles", "CommonProgramFiles", "ALLUSERSPROFILE", "/c copy \"", "/c del \"", "\\Run", "\\Policies", "\\Explorer", "\\Registry\\User", "\\Registry\\Machine", "\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion", "Office\\15.0\\Outlook\\Profiles\\Outlook\\", " NT\\CurrentVersion\\Windows Messaging Subsystem\\Profiles\\Outlook\\", "\\SOFTWARE\\Mozilla\\Mozilla ", "\\Mozilla", "Username: ", "Password: ", "formSubmitURL", "usernameField", "encryptedUsername", "encryptedPassword", "\\logins.json", "\\signons.sqlite", "\\Microsoft\\Vault\\", "SELECT encryptedUsername, encryptedPassword, formSubmitURL FROM moz_logins", "\\Google\\Chrome\\User Data\\Default\\Login Data", "SELECT origin_url, username_value, password_value FROM logins", ".exe", ".com", ".scr", ".pif", ".cmd", ".bat", "ms", "win", "gdi", "mfc", "vga", "igfx", "user", "help", "config", "update", "regsvc", "chkdsk", "systray", "audiodg", "certmgr", "autochk", "taskhost", "colorcpl", "services", "IconCache", "ThumbCache", "Cookies", "SeDebugPrivilege", "SeShutdownPrivilege", "\\BaseNamedObjects", "config.php", "POST ", " HTTP/1.1", "", "Host: ", "", "Connection: close", "", "Content-Length: ", "", "Cache-Control: no-cache", "", "Origin: http://", "", "User-Agent: Mozilla Firefox/4.0", "", "Content-Type: application/x-www-form-urlencoded", "", "Accept: */*", "", "Referer: http://", "", "Accept-Language: en-US", "", "Accept-Encoding: gzip, deflate", "", "dat=", "f-start", "motherdairysfranchise.com", "realhomeincest.com", "unclebal.info", "1039995.com", "getdiscoveryplus.com", "beingsupermommy.com", "frfcentre.com", "shelterislandbeachwear.com", "rangers3.xyz", "hotlinebus.com", "lojailymodas.com", "profille-edwena67marilynn.club", "owe.pink", "sorenohotel.com", "keller-minimal-windows.com", "lujanlimo.com", "whitefeathercleaning.com", "superpay.info", "elmtreecottage.com", "shmoop.club", "shortflagsuniverse.com", "xingfulujing.com", "promotwins.com", "ae993.com", "kevinhammer.net", "protivafiber.com", "ahmetcanhoca.com", "economist.sucks", "fokusummat.com", "visitkaaba.com", "minilemons.com", "vaginalcosmetic.com", "healthmeetsyou.com", "khanhvps.design", "nekotsuki.net", "gloryexperiencemedia.com", "matutinao.com", "storytool256.com", "luhhulie.com", "vnhayrxu.icu", "ministerioriosdegloria.com", "whistleblowernewsnetwork.net", "african-sound.com", "quilometrezero.online", "febird.info", "sellkenoshacounty.com", "saiparahnama.com", "healthynailz.com", "foundershuddle.com", "bycaqar.com", "purpleandpinkstore.com", "forbiddenfeet.com", "saplingsenglishmediumschool.com", "bakebakeys.com", "xn--th-xma.com", "belovedllc.com", "rlgfactory.com", "wearablefantasy.com", "hxlw55.com", "bew67zp4f4ty5.net", "lateliersignature.com", "laok520.com", "hemitea.com", "treasurecoastmortgages.com", "f-end", "--------------------------------------------------", "Decrypted CnC URL", "--------------------------------------------------", "www.wirelesschargerkings.com/zrmt/\u0000"]}Yara Overview |
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Memory Dumps |
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| Source | Rule | Description | Author | Strings |
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| JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
| Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
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| Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
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| JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
| Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
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| Click to see the 14 entries | ||||
Unpacked PEs |
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| Source | Rule | Description | Author | Strings |
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| JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
| Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
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| Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
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Sigma Overview |
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System Summary: |   |
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| Sigma detected: Droppers Exploiting CVE-2017-11882 | Show sources | ||
| Source: | Author: Florian Roth: | ||
| Sigma detected: EQNEDT32.EXE connecting to internet | Show sources | ||
| Source: | Author: Joe Security: | ||
| Sigma detected: File Dropped By EQNEDT32EXE | Show sources | ||
| Source: | Author: Joe Security: | ||
| Sigma detected: Executables Started in Suspicious Folder | Show sources | ||
| Source: | Author: Florian Roth: | ||
| Sigma detected: Execution in Non-Executable Folder | Show sources | ||
| Source: | Author: Florian Roth: | ||
| Sigma detected: Suspicious Program Location Process Starts | Show sources | ||
| Source: | Author: Florian Roth: | ||
Signature Overview |
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Click to jump to signature section
Show All Signature Results
AV Detection: | |
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| Found malware configuration | Show sources | ||
| Source: | Malware Configuration Extractor: | ||