MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5919e2d01fbc46e0aedd07630294976681fbb688e1b226dab43e60309747a877. 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: 5919e2d01fbc46e0aedd07630294976681fbb688e1b226dab43e60309747a877
SHA3-384 hash: 3228587132f00501dbae34671bce8b9cfc711c7c9e2ebf8fea63cff71214fb77a4732e17a5a02e632af1cf7cb6398f31
SHA1 hash: f374fd2189b323a0c802fdcea2471e02cec14ddf
MD5 hash: 735b5de727d47b7d28781b62424bf4f7
humanhash: lemon-kentucky-venus-stream
File name:orden de compra.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:772'096 bytes
First seen:2020-08-04 07:16:36 UTC
Last seen:2020-08-04 08:20:31 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 12288:OHcPgYxmOE+2Do4pPeRH89fpitn3bEQkvdYTpBaDVDPpDV:3IYxPeVZlLGLEJcpBahzZV
Threatray 4'813 similar samples on MalwareBazaar
TLSH 37F4AEC6E5409E50EC294A3B8D3389D24B33AC5BEF425606349CFA557BF31966A34F83
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: server107.neubox.net
Sending IP: 174.136.28.112
From: Arturo Gomez Sánchez <proveedores@promedic.com.mx>
Subject: Re: orden de compra
Attachment: orden de compra.zip (contains "orden de compra.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
76
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/38273/
Detection(s):
SecuriteInfo.com.Trojan.KillProc2.11275.28657.14887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Creating a file
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/408785
Signature
Benign windows process drops PE files
Detected FormBook malware
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 256636 Sample: orden de compra.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 48 www.armandonieto.com 2->48 54 Malicious sample detected (through community Yara rule) 2->54 56 Sigma detected: Scheduled temp file as task from temp location 2->56 58 Yara detected FormBook 2->58 60 5 other signatures 2->60 11 orden de compra.exe 5 2->11         started        signatures3 process4 file5 40 C:\Users\user\AppData\...\&startupname&.exe, PE32 11->40 dropped 42 C:\...\&startupname&.exe:Zone.Identifier, ASCII 11->42 dropped 44 C:\Users\user\AppData\Local\...\tmp285E.tmp, XML 11->44 dropped 46 C:\Users\user\...\orden de compra.exe.log, ASCII 11->46 dropped 14 RegSvcs.exe 11->14         started        17 schtasks.exe 1 11->17         started        process6 signatures7 74 Modifies the context of a thread in another process (thread injection) 14->74 76 Maps a DLL or memory area into another process 14->76 78 Sample uses process hollowing technique 14->78 80 2 other signatures 14->80 19 explorer.exe 1 4 14->19 injected 24 conhost.exe 17->24         started        process8 dnsIp9 50 www.priestvedic.com 154.0.167.183, 49755, 80 AfrihostZA South Africa 19->50 52 www.m2g8way.com 19->52 34 C:\Users\user\AppData\...\qtlledc4alg.exe, PE32 19->34 dropped 62 System process connects to network (likely due to code injection or exploit) 19->62 64 Benign windows process drops PE files 19->64 26 explorer.exe 1 17 19->26         started        file10 signatures11 process12 file13 36 C:\Users\user\AppData\...\-12logrv.ini, data 26->36 dropped 38 C:\Users\user\AppData\...\-12logri.ini, data 26->38 dropped 66 Detected FormBook malware 26->66 68 Tries to steal Mail credentials (via file access) 26->68 70 Tries to harvest and steal browser information (history, passwords, etc) 26->70 72 3 other signatures 26->72 30 cmd.exe 1 26->30         started        signatures14 process15 process16 32 conhost.exe 30->32         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5919e2d01fbc46e0aedd07630294976681fbb688e1b226dab43e60309747a877/
Threat name:
ByteCode-MSIL.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-03 18:22:11 UTC
AV detection:
33 of 48 (68.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lem6fua7xrdoblw5a5rqffexm2a7xnui4gzcnwvuhzqdbf2hvb3q._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
2f9d83d844287396dcaf52b5c15c1dacc92bc4ae2e2777d24c8d09465037ace3
FormBook
6d176caf6c21bdc47aa0ee2e6e42f37d2f4c4a810af40dd7343da25cfd306bd5
FormBook
7df633d240b956e23b7328ae7121f7efc2a80090dbe38f2e0138d90084a795fe
FormBook
aa4fad19caeb7d4d9abd68155eee268619442c6cfc8a69c2bc337dd4efdf4b4d
FormBook
bc207dbe79daf9a2da67fd90beef3fbe5db670288fd9c1da72ccda9c65d3d028
FormBook
c2100ac52466885fcb64010897d0c7a4178a5c00c47e13261f66976b38f26aaf
FormBook
c37b5db790caaad96b2ae291910803a016cdae230b743bc2029a21ded85b9f03
FormBook
e3262e18e77da24473b5af2117f10a3121c8ed1a832c6e1b0f5a8f0d7e5fecda
FormBook
f19931c3ed4df0c75c53daf0e7af1cfe86fc369b0fe99c1557f0b3708a78e868
FormBook
ffaada37aa4934d94b43628a932058196e3e9d5b4375873fa440c8c2bde97326
FormBook
+ 4'803 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat persistence spyware trojan stealer family:formbook evasion
Link:
https://tria.ge/reports/200804-rjkdcpct1s/
Behaviour
System policy modification
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SendNotifyMessage
Creates scheduled task(s)
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Reads user/profile data of web browsers
Blacklisted process makes network request
Adds policy Run key to start application
Formbook Payload
Formbook
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/5919e2d01fbc46e0aedd07630294976681fbb688e1b226dab43e60309747a877

File information

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

Malspam

FormBook

zip 22445e84364287b26b882bf968b031bba4e3e8b8c6c9f273122449d5e584de81

FormBook

Executable exe 5919e2d01fbc46e0aedd07630294976681fbb688e1b226dab43e60309747a877

(this sample)

  
Dropped by
MD5 eeba1749024a6fd41f1cd49c3a643c12
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/38273/
  
Dropped by
SHA256 22445e84364287b26b882bf968b031bba4e3e8b8c6c9f273122449d5e584de81

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