MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
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SHA256 hash: 0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b
SHA3-384 hash: 9b50734b2dbc2d9526226133df4dbb2a11bcfc488f24887b5822eb0f760abdab6ef9d8f3d5fb11763a93851e910551c5
SHA1 hash: b19c96729e8552f184d83b293d1a22494f1d8f68
MD5 hash: f9fdd337511392aa434c6757abd02e10
humanhash: pizza-gee-red-moon
File name:Vessel Particulars_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:524'800 bytes
First seen:2022-01-13 16:12:47 UTC
Last seen:2022-01-13 18:21:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'653 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:oGT4DcwDY6DLaAACEYUdyB3WhDPaTb88HxpS2hhIqsms9k9SR+2h5f0:ovoeL5Hso39Tb82Yg0f
TLSH T13EB4AEA8369171DFC827C9728DA46C64EA61BC77570BC207A053319D9A1DAE7CF206F3
File icon (PE):PE icon
dhash icon 6cecccd4f8b0d4c4 (3 x XWorm, 2 x Formbook, 1 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Vessel Particulars_pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-01-13 16:28:05 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/9e2889d6-45ea-43b6-9cd9-b2596be6f3e7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/219088/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.32088.15175.29032.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61e04fa1f2e8ec86fef89806/reports/a7d2cc7c-2c14-4ed0-9d0f-d43777d9b0d4/overview
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/46dc6631-52bd-4f76-9331-4087b862cb11
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/920252
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 552736 Sample: Vessel Particulars_pdf.exe Startdate: 13/01/2022 Architecture: WINDOWS Score: 100 37 www.bestinsurance-quote-tx.com 2->37 39 bestinsurance-quote-tx.com 2->39 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 10 other signatures 2->53 11 Vessel Particulars_pdf.exe 3 2->11         started        signatures3 process4 file5 35 C:\Users\...\Vessel Particulars_pdf.exe.log, ASCII 11->35 dropped 59 Injects a PE file into a foreign processes 11->59 15 Vessel Particulars_pdf.exe 11->15         started        18 Vessel Particulars_pdf.exe 11->18         started        20 Vessel Particulars_pdf.exe 11->20         started        22 Vessel Particulars_pdf.exe 11->22         started        signatures6 process7 signatures8 69 Modifies the context of a thread in another process (thread injection) 15->69 71 Maps a DLL or memory area into another process 15->71 73 Sample uses process hollowing technique 15->73 75 Queues an APC in another process (thread injection) 15->75 24 explorer.exe 15->24 injected process9 dnsIp10 41 vls003vm08.hostmaster.sk 93.184.77.58, 49801, 80 VNET-ASSK Slovakia (SLOVAK Republic) 24->41 43 www.ai-sakauchi.com 163.44.185.189, 49831, 80 INTERQGMOInternetIncJP Japan 24->43 45 6 other IPs or domains 24->45 55 System process connects to network (likely due to code injection or exploit) 24->55 57 Performs DNS queries to domains with low reputation 24->57 28 wlanext.exe 24->28         started        signatures11 process12 signatures13 61 Self deletion via cmd delete 28->61 63 Modifies the context of a thread in another process (thread injection) 28->63 65 Maps a DLL or memory area into another process 28->65 67 Tries to detect virtualization through RDTSC time measurements 28->67 31 cmd.exe 1 28->31         started        process14 process15 33 conhost.exe 31->33         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b/
Threat name:
ByteCode-MSIL.Trojan.FormBook
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Status:
Malicious
First seen:
2022-01-13 10:35:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 27 (70.37%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=biiqhzm7vtc3x2cgbt2xd6kw3mauvxi7zbgmw7x3oo3ntv3v5u5q._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:b23k loader rat
Link:
https://tria.ge/reports/220113-tn54nabdb3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Unpacked files
SH256 hash:
79405e71126c3f928e8c9eee712a340b083a8503813e004441ce2fed95156d3a
MD5 hash:
ff925a59a0f1386a6fe5939a41dc8c1a
SHA1 hash:
e64da7b2903ae966a820d789cbc75514c9d6ea39
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/b98b0378-9e6d-4751-99ab-75c032d2f746/
Parent samples :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 hash:
1102d76935981cede43a9b30cd969917b4497105d110107916f1fe561eae91a7
MD5 hash:
25d823ece88c612e86a8369b0c2aadc4
SHA1 hash:
7db8f463fc7a4e2d4a1850b5e1ff17983679fa89
Link:
https://www.unpac.me/results/b98b0378-9e6d-4751-99ab-75c032d2f746/
SH256 hash:
f7ffa2270761fc445e6f96679670493f457a21cb1529f146c2b0d6b44c9f0e17
MD5 hash:
13a8437031b7bfbb6bace5555079d9c6
SHA1 hash:
08494ad762376737715de0004baaaf7d303073b2
Link:
https://www.unpac.me/results/b98b0378-9e6d-4751-99ab-75c032d2f746/
SH256 hash:
0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b
MD5 hash:
f9fdd337511392aa434c6757abd02e10
SHA1 hash:
b19c96729e8552f184d83b293d1a22494f1d8f68
Link:
https://www.unpac.me/results/b98b0378-9e6d-4751-99ab-75c032d2f746/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/0a1103e59fac/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 0a1103e59facc5bbe8460cf571f956db014add1fc84ccb7efb73b6d9d775ed3b

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/219088/

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