MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 370f3e9f42d074cd9575a0fa8df285e970dda741ae4200b54fb53f0a3145369e. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 370f3e9f42d074cd9575a0fa8df285e970dda741ae4200b54fb53f0a3145369e
SHA3-384 hash: 33bbd70ef5e8c2adcafe67608b0845e5be28f125db1f5292f13fb7d8459fea7490aa96445f89a26d743483a1bd648fbd
SHA1 hash: b592f4eea4d6632f6f543c75d71c4749e8aa8b69
MD5 hash: e2ac3d9facc2259a85c66087ff0b6a85
humanhash: potato-oven-batman-beer
File name:Payment Slip.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:284'672 bytes
First seen:2020-07-28 18:34:50 UTC
Last seen:2020-07-28 20:23:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:qC57z3WaQwYGUe8pFjGf5Aq1CRa5oYlzC4Uhc7HQp:NzEU8bjGf6WOtQUhSH
Threatray 4'503 similar samples on MalwareBazaar
TLSH AA54BF920B57D3D7D20D8A7C59FC6E6593F8C2DEBC13778F4318A139AC82342522AA5D
Reporter jarumlus
Tags:FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/33942/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.43558792.18928.16151.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Launching a process
Launching cmd.exe command interpreter
Sending an HTTP GET request
Creating a window
Setting browser functions hooks
Enabling autorun with Startup directory
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/400834
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops PE files to the startup folder
Drops PE files to the user root directory
Executable has a suspicious name (potential lure to open the executable)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 252689 Sample: Payment Slip.exe Startdate: 29/07/2020 Architecture: WINDOWS Score: 100 81 www.oracle4business.com 2->81 83 oracle4business.com 2->83 115 Malicious sample detected (through community Yara rule) 2->115 117 Antivirus detection for dropped file 2->117 119 Antivirus / Scanner detection for submitted sample 2->119 121 11 other signatures 2->121 14 Payment Slip.exe 4 2->14         started        signatures3 process4 file5 75 C:\Users\user\s.exe, PE32 14->75 dropped 77 C:\Users\user\AppData\...\HJdyTuap.exe, PE32 14->77 dropped 79 C:\Users\user\s.exe:Zone.Identifier, ASCII 14->79 dropped 153 Maps a DLL or memory area into another process 14->153 155 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->155 18 Payment Slip.exe 14->18         started        21 RegAsm.exe 14->21         started        23 RegAsm.exe 14->23         started        signatures6 process7 signatures8 105 Maps a DLL or memory area into another process 18->105 25 Payment Slip.exe 18->25         started        28 RegAsm.exe 18->28         started        107 Modifies the context of a thread in another process (thread injection) 21->107 109 Sample uses process hollowing technique 21->109 111 Queues an APC in another process (thread injection) 21->111 30 explorer.exe 1 21->30 injected 113 Tries to detect virtualization through RDTSC time measurements 23->113 process9 dnsIp10 135 Maps a DLL or memory area into another process 25->135 33 Payment Slip.exe 25->33         started        36 RegAsm.exe 25->36         started        137 Modifies the context of a thread in another process (thread injection) 28->137 139 Sample uses process hollowing technique 28->139 85 www.t1xh7.com 30->85 87 www.ecomobilecarspa.com 30->87 89 2 other IPs or domains 30->89 38 NETSTAT.EXE 30->38         started        40 cmstp.exe 30->40         started        42 cmmon32.exe 30->42         started        44 5 other processes 30->44 signatures11 process12 signatures13 91 Maps a DLL or memory area into another process 33->91 46 Payment Slip.exe 33->46         started        49 RegAsm.exe 33->49         started        93 Sample uses process hollowing technique 36->93 95 Modifies the context of a thread in another process (thread injection) 38->95 97 Tries to detect virtualization through RDTSC time measurements 38->97 51 cmd.exe 1 38->51         started        process14 signatures15 147 Maps a DLL or memory area into another process 46->147 53 Payment Slip.exe 46->53         started        56 RegAsm.exe 46->56         started        149 Modifies the context of a thread in another process (thread injection) 49->149 151 Sample uses process hollowing technique 49->151 58 conhost.exe 51->58         started        process16 signatures17 123 Maps a DLL or memory area into another process 53->123 60 Payment Slip.exe 53->60         started        63 RegAsm.exe 53->63         started        125 Modifies the context of a thread in another process (thread injection) 56->125 127 Sample uses process hollowing technique 56->127 process18 signatures19 141 Maps a DLL or memory area into another process 60->141 65 RegAsm.exe 60->65         started        68 Payment Slip.exe 60->68         started        143 Modifies the context of a thread in another process (thread injection) 63->143 145 Sample uses process hollowing technique 63->145 process20 signatures21 99 Modifies the context of a thread in another process (thread injection) 65->99 101 Maps a DLL or memory area into another process 65->101 103 Sample uses process hollowing technique 65->103 70 rundll32.exe 65->70         started        73 RegAsm.exe 68->73         started        process22 signatures23 129 Tries to detect virtualization through RDTSC time measurements 70->129 131 Modifies the context of a thread in another process (thread injection) 73->131 133 Maps a DLL or memory area into another process 73->133
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/370f3e9f42d074cd9575a0fa8df285e970dda741ae4200b54fb53f0a3145369e/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-07-28 12:44:00 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g4ht5h2c2b2m3flvud5i34uf5fyn3j2bvzbabnkpwu7qumkfg2pa._file
Verdict:
malicious
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Formbook
+ 4'493 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence spyware
Link:
https://tria.ge/reports/200728-fwjvj9vl9a/
Behaviour
System policy modification
Enumerates system info in registry
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Gathers network information
Enumerates system info in registry
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
System policy modification
Modifies Internet Explorer settings
Drops file in Program Files directory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Drops startup file
Reads user/profile data of web browsers
Reads user/profile data of web browsers
Drops startup file
Adds policy Run key to start application
Adds policy Run key to start application
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/370f3e9f42d0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/370f3e9f42d074cd9575a0fa8df285e970dda741ae4200b54fb53f0a3145369e

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

zip d28a86bcfc1a16880fcf3e42f04a4a840f92086ae386d180a5c22e7f354c74a3

Formbook

Executable exe 370f3e9f42d074cd9575a0fa8df285e970dda741ae4200b54fb53f0a3145369e

(this sample)

  
Dropped by
MD5 62cb528f84fda91308364f6c535f5dbc
  
Dropped by
SHA256 d28a86bcfc1a16880fcf3e42f04a4a840f92086ae386d180a5c22e7f354c74a3
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/33942/

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