MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3
SHA3-384 hash: 9a0dfda97800c05650487b7086c9fd1fdbf1781b526866b2cd85a8db0b6a72b8100322196663dbce147ccc101b09a413
SHA1 hash: ff124d255fdd65fb6bc7071af8126557e777975a
MD5 hash: b8b31b2dfb196bcb986dddf77bd5c7d9
humanhash: gee-monkey-muppet-stream
File name:quotation.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:491'520 bytes
First seen:2021-01-12 18:10:24 UTC
Last seen:2021-01-12 19:49:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9b62b0722ac75232134d66c7d9d312c1 (3 x Formbook, 1 x NetWire, 1 x RemcosRAT)
ssdeep 12288:s1CLPKbdmobFzqmC7bnHiM8r4LA3Q5P+jnA:s1qUgFmYCM8c95PqA
TLSH D2A4F186B68054B7CDA81BB40A971F37C232FE513B50660FB75DB46B3BB7282252744E
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: vps.srginformatica.es
Sending IP: 185.176.9.135
From: Sales <webmaster@pazodaescola.com>
Subject: quotation
Attachment: quotation.zip (contains "quotation.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
135
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
quotation.exe
Verdict:
Malicious activity
Analysis date:
2021-01-12 18:51:44 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/92bca8cd-bdff-4d9f-9968-b448d6289505

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/111596/
Detection(s):
SecuriteInfo.com.Generic.mg.b8b31b2dfb196bcb.17555.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% subdirectories
Creating a file
Running batch commands
Creating a process with a hidden window
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Forced shutdown of a system process
Unauthorized injection to a system process
Enabling autorun by creating a file
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/579350
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
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)
Multi AV Scanner detection for submitted file
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 338721 Sample: quotation.exe Startdate: 12/01/2021 Architecture: WINDOWS Score: 100 31 www.imarrawk.com 2->31 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for dropped file 2->51 53 6 other signatures 2->53 10 quotation.exe 2 2->10         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\Temp\...\file.exe, PE32 10->29 dropped 55 Maps a DLL or memory area into another process 10->55 57 Tries to detect virtualization through RDTSC time measurements 10->57 14 quotation.exe 10->14         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 14->59 61 Maps a DLL or memory area into another process 14->61 63 Sample uses process hollowing technique 14->63 65 Queues an APC in another process (thread injection) 14->65 17 cscript.exe 14->17         started        20 explorer.exe 14->20 injected 23 autofmt.exe 14->23         started        process9 dnsIp10 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Tries to detect virtualization through RDTSC time measurements 17->43 25 cmd.exe 1 17->25         started        33 thedallygrind.com 199.34.228.164, 49763, 80 WEEBLYUS United States 20->33 35 alrihabexpress.com 150.129.234.19, 49766, 80 WEBWERKSAS1US India 20->35 37 24 other IPs or domains 20->37 45 System process connects to network (likely due to code injection or exploit) 20->45 signatures11 process12 process13 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-01-12 17:07:30 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zatkbmcqnxoe3e5lvh2b5v4vvcgmvc63rrkpjl25rw67s5t6tljq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210112-97d7gff6vj/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
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
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.4mzn-l1mit.com/x2ee/
Unpacked files
SH256 hash:
c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3
MD5 hash:
b8b31b2dfb196bcb986dddf77bd5c7d9
SHA1 hash:
ff124d255fdd65fb6bc7071af8126557e777975a
Link:
https://www.unpac.me/results/ef97a606-412b-4976-937e-69501bf2ad0a/
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/c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3

File information

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

Malspam

Formbook

zip 8222ba527933119ae8fef2fb131eafa5fe44e82579826250275e13bbd949a25c

Formbook

Executable exe c826a0b0506ddc4d93aba9f41ed795a88cca8bdb8c54f4af5d8dbdf9767e9ad3

(this sample)

  
Dropped by
MD5 a6f09337f9a3d7bc22557088351d96b6
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/111596/
  
Dropped by
SHA256 8222ba527933119ae8fef2fb131eafa5fe44e82579826250275e13bbd949a25c

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