MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
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SHA256 hash: 280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c
SHA3-384 hash: 7c0df98e27233323ef2ec0adca91a7ec2d55a86fc1dc6a58571137d1370e18ed7e7872c5916fd96a87ceeb1654596577
SHA1 hash: 475927c05668c8d5ed45fab0666df17e54419926
MD5 hash: ef6b23d5b4e697022db9d5b23daa2095
humanhash: spaghetti-october-cup-coffee
File name:ef6b23d5b4e697022db9d5b23daa2095.exe
Download: download sample
Signature Formbook
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File size:901'632 bytes
First seen:2022-02-14 18:04:17 UTC
Last seen:2022-02-14 19:55:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:0/dKW4/18tfsZzDE41Blw7EIbY2LFJkdO:ljWtfstEqlw7EIk2ZSs
Threatray 13'314 similar samples on MalwareBazaar
TLSH T1D215010173EAAA23C4BB0E77E5B141419770E94A945BE33BA4C036EC5C8B36D5E72736
File icon (PE):PE icon
dhash icon f8a4b2b4b4b4b2c0 (20 x AgentTesla, 8 x Loki, 6 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
194
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/241463/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1197.17925.31085.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/620a99d854047500bb54f35c/reports/14a94b6a-2a52-47ed-9600-20b9945f8700/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/670bddca-3932-451c-9b0e-d0e07316639b
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/939647
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 signatures2 2 Behavior Graph ID: 572124 Sample: YokAgIux6Y.exe Startdate: 14/02/2022 Architecture: WINDOWS Score: 100 33 Multi AV Scanner detection for domain / URL 2->33 35 Found malware configuration 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 7 other signatures 2->39 10 YokAgIux6Y.exe 3 2->10         started        process3 file4 29 C:\Users\user\AppData\...\YokAgIux6Y.exe.log, ASCII 10->29 dropped 49 Tries to detect virtualization through RDTSC time measurements 10->49 51 Injects a PE file into a foreign processes 10->51 14 YokAgIux6Y.exe 10->14         started        signatures5 process6 signatures7 53 Modifies the context of a thread in another process (thread injection) 14->53 55 Maps a DLL or memory area into another process 14->55 57 Sample uses process hollowing technique 14->57 59 Queues an APC in another process (thread injection) 14->59 17 explorer.exe 14->17 injected process8 process9 19 cmmon32.exe 17->19         started        signatures10 41 Self deletion via cmd delete 19->41 43 Modifies the context of a thread in another process (thread injection) 19->43 45 Maps a DLL or memory area into another process 19->45 47 Tries to detect virtualization through RDTSC time measurements 19->47 22 explorer.exe 1 152 19->22         started        25 cmd.exe 1 19->25         started        process11 dnsIp12 31 192.168.2.1 unknown unknown 22->31 27 conhost.exe 25->27         started        process13
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-02-14 18:05:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
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Similar samples:
201616caaad839735dc703230c000ebb254e0435a77253e160622c8cfbe10cc6
Formbook
22259dc22f3239bde439c60287d4498f423a35c8e1c2b5963616569d9786252f
Formbook
31168981af16e0fc209774a91e04e5aaf622cacbed12e970b7a35db0705174d6
Formbook
5de06778dd414ee2cc418f089914bb7a656ccf854a30a004d286599cda4c4013
Formbook
7cbd8cc35b03d65491ad01b6a44b84dc047e6663189554201c24dbfbeb81473c
Formbook
acb28239c256d400e79f51a7f83036d19daa0d814d32dcf765d8ec9aa0293cea
Formbook
caf586c9d78e7b0adc9d91286228eba817463d60b912651f2aa43288441d4d48
Formbook
d2cc3484cdabe8305bf9afd35530ca1118ca2c308408dc7140c3a94b392b60bb
Formbook
fa3b721595b9e5571bcfd42767aa563f6e363a3fff9e9cdbfb525d0f28e62eb7
Formbook
+ 13'304 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:u6f8 loader rat
Link:
https://tria.ge/reports/220214-wn7nlabhar/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
ea838e0384811cc8fe8b402800db2c4e6d245b8fa7e19be75598b1acfcaf8e27
MD5 hash:
fbc09d4966f3efeaa13409622e7de925
SHA1 hash:
6181388dbff60fe021269c931054283129e99010
Detections:
win_formbook_g0
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win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b41a40ff-15c8-45db-a48e-b5dc12139745/
Parent samples :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 hash:
3ca74eb4ce4c2c5604dc298949ae47996d93063abfde0682d689205561d17d44
MD5 hash:
4e35b541f3d9162d0ac93d336df67779
SHA1 hash:
bb9e65761186806d4bada659e9d5db0c070501d4
Link:
https://www.unpac.me/results/b41a40ff-15c8-45db-a48e-b5dc12139745/
SH256 hash:
5796fee3d8be6a6d90d6dc60449f0245a719afb546e11d9d3b934f61a82da352
MD5 hash:
ed16a4a7c5211f5d1bff24422b38cf17
SHA1 hash:
8c0c50eaf472b3042c5c0c341284162acfdae7fd
Link:
https://www.unpac.me/results/b41a40ff-15c8-45db-a48e-b5dc12139745/
SH256 hash:
26bdda3d90328dcbef275a29fff7270043bad6fde8d52fd81b7b27f1ac36a4a9
MD5 hash:
917300c7202d066c6843f87d6ea2231d
SHA1 hash:
3ad9dc59975186e5bad4f9cfbb9298ea327cb6a3
Link:
https://www.unpac.me/results/b41a40ff-15c8-45db-a48e-b5dc12139745/
SH256 hash:
280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c
MD5 hash:
ef6b23d5b4e697022db9d5b23daa2095
SHA1 hash:
475927c05668c8d5ed45fab0666df17e54419926
Link:
https://www.unpac.me/results/b41a40ff-15c8-45db-a48e-b5dc12139745/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/280a181eae2d/report/overview.html
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/280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c

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.

Web download

Formbook

Executable exe 280a181eae2d790e6992653b19b216b9407a948f42d32db3ad78e81660ff1f8c

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/241463/
  
URLhaus
https://urlhaus.abuse.ch/url/2035729/
  
Delivery method
Distributed via web download

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