MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee
SHA3-384 hash: 708183321767044311bccc850f9e19a04f2e3ca76a5aa5adc09be7b3c4806beb5fe4ae56536b455bf6bbfe6a46750a90
SHA1 hash: 35e09bdf31a26b2a297a37b24b15e98b06c4912b
MD5 hash: 633c048590d057803be8ae5a58e9bded
humanhash: low-nineteen-artist-september
File name:633c048590d057803be8ae5a58e9bded
Download: download sample
Signature Formbook
Create hunting rule
File size:181'248 bytes
First seen:2022-07-14 05:26:31 UTC
Last seen:2022-07-15 04:10:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:279YxcB9Wj+KojEIhWaGVJhu7Zjmtw8Fx4eTgUZ04bpHmDSW4tZ:27l4adQIyVJodqtw8FfgUZ0sHm2W4tZ
TLSH T14A04AE32E741C070E2B251F5B27D177B883E1D343358A0A9E7E11AE56EE05E5B52932F
Reporter openctibr
Tags:exe FormBook OpenCTI.BR Sandboxed

Intelligence

File Origin
# of uploads :
2
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee.zip
Verdict:
Suspicious activity
Analysis date:
2022-07-14 06:53:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/58e4d326-0bd1-421d-ad3b-74c67baed476

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/288168/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Banker1.29984.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
formbook overlay packed
Link:
https://www.filescan.io/uploads/62cfa92e8dab2096b997a34b/reports/9fa95333-37af-401d-b27d-ccb85a73160f/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9ef591d4-add5-45dc-9ba6-46d58b43f758
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1031985
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-07-13 15:35:03 UTC
File Type:
PE (Exe)
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zhdxdkdtqw3ot2kzxblia7gm6jnrhiyu73dbxvtsoj545yfg3txa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220714-f5f9zafgcp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Unpacked files
SH256 hash:
c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee
MD5 hash:
633c048590d057803be8ae5a58e9bded
SHA1 hash:
35e09bdf31a26b2a297a37b24b15e98b06c4912b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/3f8aa104-ee9f-4f39-968f-a3a756eeb6e0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee

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:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
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.

Web download

Formbook

Executable exe c9c771a87385b6e9e959b856807cccf25b13a314fec61bd672727bcee0a6dcee

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2256889/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/288168/

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