MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2a9054cc0ce0c7c53a7fbf11b1ea81e80a3e4d6ccff09e731281807c17791fc. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2a9054cc0ce0c7c53a7fbf11b1ea81e80a3e4d6ccff09e731281807c17791fc
SHA3-384 hash: bc6168e35b6a1a1d818766c155cf65bea34ac21a28f81b9fbef003f00c189ee730267d16d211064d1792a5431cfa4e04
SHA1 hash: 7aea9c9123135e8f78c03ce72df042510fc40282
MD5 hash: b12004c2dc3d42ad80bbff8635aa58a4
humanhash: eighteen-fourteen-social-texas
File name:MV TAN BINH 79 _INQUIRY- Port info_pdf.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:817'664 bytes
First seen:2020-08-17 06:10:05 UTC
Last seen:2020-08-17 07:00:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 90971096b3f3ef49ea4900e0dc05049a (10 x FormBook, 9 x AgentTesla, 4 x Loki)
ssdeep 12288:tgftlTxIDJRRtYRNeuawx2+8zVQLlcqPTxUHYY3UmNUS3+Lyfg4UKFXrIO1oL9r:tg1JxIwP5YxaZ0dD6S5fUKFXrNg
Threatray 2'247 similar samples on MalwareBazaar
TLSH 54059D32EDE04437D173DA3C5C1B636B982ABD132B289B466BE07D484F3965136292F7
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: 23-111-156-118.static.hvvc.us
Sending IP: 23.111.156.118
From: Raihana Aman (Ms) <raihana.aman@epshipping.com.sg>
Reply-To: raihana.aman@epshipping.com.sg
Subject: MV TAN BINH 79 / INQUIRY OF PORT INFORMATION AND PDA FOR DISCHARGING LIMESTONE IN BULK ABT 45,000 MT AT BAHODOPI, INDONESIA
Attachment: MV TAN BINH 79 _INQUIRY- Port info_pdf.rar (contains "MV TAN BINH 79 _INQUIRY- Port info_pdf.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/46636/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/432539
Signature
Benign windows process drops PE files
Contains functionality to detect sleep reduction / modifications
Detected FormBook malware
Detected unpacking (changes PE section rights)
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
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)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 268549 Sample: MV TAN BINH 79 _INQUIRY- Po... Startdate: 17/08/2020 Architecture: WINDOWS Score: 100 53 www.juarezfiesta.com 2->53 55 ext-sq.squarespace.com 2->55 63 Malicious sample detected (through community Yara rule) 2->63 65 Detected unpacking (changes PE section rights) 2->65 67 Yara detected FormBook 2->67 69 6 other signatures 2->69 11 MV TAN BINH 79 _INQUIRY- Port info_pdf.exe 2->11         started        signatures3 process4 signatures5 87 Maps a DLL or memory area into another process 11->87 14 MV TAN BINH 79 _INQUIRY- Port info_pdf.exe 11->14         started        process6 signatures7 89 Modifies the context of a thread in another process (thread injection) 14->89 91 Maps a DLL or memory area into another process 14->91 93 Sample uses process hollowing technique 14->93 95 Queues an APC in another process (thread injection) 14->95 17 explorer.exe 3 6 14->17 injected process8 dnsIp9 47 cjplogger.com 160.153.136.3, 49725, 80 GODADDY-AMSDE United States 17->47 49 www.sanantoniopromdresses.com 54.208.77.124, 49738, 49739, 49740 AMAZON-AESUS United States 17->49 51 2 other IPs or domains 17->51 41 C:\Users\user\AppData\Local\...\qj49rmdf.exe, PE32 17->41 dropped 71 System process connects to network (likely due to code injection or exploit) 17->71 73 Benign windows process drops PE files 17->73 22 WWAHost.exe 1 17 17->22         started        26 qj49rmdf.exe 17->26         started        28 qj49rmdf.exe 17->28         started        30 2 other processes 17->30 file10 signatures11 process12 file13 43 C:\Users\user\AppData\...\053logrv.ini, data 22->43 dropped 45 C:\Users\user\AppData\...\053logri.ini, data 22->45 dropped 75 Detected FormBook malware 22->75 77 Tries to steal Mail credentials (via file access) 22->77 79 Tries to harvest and steal browser information (history, passwords, etc) 22->79 81 Modifies the context of a thread in another process (thread injection) 22->81 32 cmd.exe 1 22->32         started        83 Maps a DLL or memory area into another process 26->83 34 qj49rmdf.exe 26->34         started        37 qj49rmdf.exe 28->37         started        85 Tries to detect virtualization through RDTSC time measurements 30->85 signatures14 process15 signatures16 39 conhost.exe 32->39         started        57 Modifies the context of a thread in another process (thread injection) 34->57 59 Maps a DLL or memory area into another process 34->59 61 Sample uses process hollowing technique 34->61 process17
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a2a9054cc0ce0c7c53a7fbf11b1ea81e80a3e4d6ccff09e731281807c17791fc/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-16 23:24:25 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ukuqktgazyghyu5h7pyrwhvid2akhzgwzt7qtzzrfamapqlxsh6a._file
Verdict:
malicious
Label(s):
netwirerc
Create hunting rule
Similar samples:
0098bf2ef8230d9bb30b451868272ffb271fe63a8c248bfc9ce569991c19f279
FormBook
18b73eb77f7ab87787d413aa80258f45f7e70b93c2464166c459254e0a4d8a47
FormBook
51f4e86285f8cb8a14a0d456beed9f15882e4ec7813bc24ff4c20a2389d1ccd0
FormBook
52f217cdebe83217297bedc352fac2e475e293e6cad52a1335b3641eeb8c412b
FormBook
8606768cb758ba8379659f65220250ebc1c491dabd668e7f98663571419cadf2
FormBook
99ae2d3c813970e279188fa1fce92e70ac2ba63c03d2d04fd6f719d4953169c3
FormBook
b9cd83c667b694ec10f884183b138beeb0f986a7d3c50af463535852f2fa0663
FormBook
c3252ba30dcb997aba042c568bee0ccbca5a818248dae999161a5a26ef7f301f
FormBook
e15e175581173bb19a26a05cb7cf4ca26ce681a1d328e84341267a24be882f65
FormBook
e6d371badc121f232f4305f3a50f0a136d1b7edbc3337414ca692c26ae41986c
FormBook
+ 2'237 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat persistence spyware trojan stealer family:formbook
Link:
https://tria.ge/reports/200817-kjewlc9tm6/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Deletes itself
Reads user/profile data of web browsers
Adds policy Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.porcber.com/jjk/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a2a9054cc0ce0c7c53a7fbf11b1ea81e80a3e4d6ccff09e731281807c17791fc

File information

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

Malspam

FormBook

rar e6cb5e4350b57ae4f416f0b76ea74c82d72b50abff1a249329d625c4667fe886

FormBook

Executable exe a2a9054cc0ce0c7c53a7fbf11b1ea81e80a3e4d6ccff09e731281807c17791fc

(this sample)

  
Dropped by
MD5 2f689e4b3e57b36763c6cc95f12809e1
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 e6cb5e4350b57ae4f416f0b76ea74c82d72b50abff1a249329d625c4667fe886
Cape
Cape
https://www.capesandbox.com/analysis/46636/

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