MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb. 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 3 File information Comments
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SHA256 hash: 7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb
SHA3-384 hash: b3b4e54005c520fc53cd8241c26d4f6e89c41f625d364d5976ac58ea3c9fca77523eaec9029dadea1baa0c62616d4bf7
SHA1 hash: 963cc795d9d682b57a83c9b1b121c57a49df99af
MD5 hash: ac64eb74e327a24339abfaf62c35e522
humanhash: william-helium-chicken-mike
File name:invoice.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:299'028 bytes
First seen:2021-11-29 11:39:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:rGiwvxgZOGGtXeV7pTBDbm6C7EOUlt93zcM3ORG6T/ol0S:IgZJ7V7pTJbm61tlHvI/ol
Threatray 11'755 similar samples on MalwareBazaar
TLSH T16354220A16C576EFC7E11D39A83B6BB9C3F7418A419A0D434704BEA97E362434F52E92
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
156
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
invoice.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-11-29 11:43:58 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/43f51edb-377e-40fe-a164-43948ba0ac1e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.10041.20319.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  0/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/107/overview
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
60%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61a4bc15c4c531414821a62b/reports/d8687321-e221-44bf-9669-ee44bfab7eb0/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4ad51ba5-c7bf-4a16-950a-2306fb6b2450
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/897839
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
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
Sigma detected: Suspicious Double Extension
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 530317 Sample: invoice.pdf.exe Startdate: 29/11/2021 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 9 other signatures 2->42 10 invoice.pdf.exe 17 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\aqoyzp.dll, PE32 10->28 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 invoice.pdf.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 connect.shopbase.com 185.223.154.31, 49753, 80 REDSERVICIOES Spain 17->30 32 www.mekonshop.com 17->32 34 2 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 systray.exe 17->21         started        signatures10 process11 signatures12 46 Self deletion via cmd delete 21->46 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-11-29 08:50:41 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
20 of 28 (71.43%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p3qmx5mg3zauz654lpinjtgrle2nvqtgoukbqfkjanubqbjdjxnq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
26b24cfe3b0bb84b26fc83ce689b74728ac61f32391772dcc76eab04cc7042b5
Formbook
4253f88eb5e931720c16e56f49babfbf8db93eaa8b6f85146cc2d690aee2b9d2
Formbook
5d34c22ad79b26915cf70f298b1a7d93fd2a30bdafe2926fe0a430692e2fbb80
Formbook
60f3b28c265ee86ff2fda42a3147348bf53971060d9b97e2cd631a32f80ee0cd
Formbook
6b1be3797db71ce042abc0bc3586bb84091084d3a104561a2f0440d8031d35b0
Formbook
7f15af6ad30b84b5047a47d92a2319b1043dc00576d80a5cae1e8a23fcb97854
Formbook
9e29b8e60bf7a0e9f21ed8cca2d3e713b11e9be0ed6990e69ebf8ab5b5083c17
Formbook
c6043c3c87526712c251385dacc61e443647d1dcca1e86ce411e69cb711c4640
Formbook
cce2edbec8676315b05ba2e2dda2feb9190edb5f217b9824ae58b40a770924fe
Formbook
ecc6439ff97e4b77f3af320e4c224f712478610fd28a1b6e6a03573c4b90f405
Formbook
+ 11'745 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:f2t3 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/211129-nswg5acaep/
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.allnestek.com/f2t3/
Unpacked files
SH256 hash:
7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb
MD5 hash:
ac64eb74e327a24339abfaf62c35e522
SHA1 hash:
963cc795d9d682b57a83c9b1b121c57a49df99af
Link:
https://www.unpac.me/results/09ed3c7e-00ee-49cf-adea-2cd13632dcf4/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/7ee0cbf586de/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/7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Malspam

Formbook

Executable exe 7ee0cbf586de414cfbbc5bd0d4ccd15934dac266751418154903681805234ddb

(this sample)

  
Delivery method
Distributed via e-mail attachment

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