MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248
SHA3-384 hash: 6945881350d82818e150d96f289fc8a93fa555c6283099eed18576fb2fd70b2f96172e7df88211530ae1b3f9cc912755
SHA1 hash: 57cfbaf8bdcf599a24dbf4974223e067624048fc
MD5 hash: 09d7555b0e3264fb7b8b8e18c9d6bd84
humanhash: glucose-potato-bakerloo-chicken
File name:SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.11458.31053
Download: download sample
Signature Formbook
Create hunting rule
File size:486'420 bytes
First seen:2021-12-03 18:33:33 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 12288:gPKtOSEYqT4LV8lHh1vbhSctbymTfVUA2:gqtfVahtbEctumbVj2
Threatray 11'998 similar samples on MalwareBazaar
TLSH T1C6A4E01EE7908651CC7682B2FD3D93F076C1DD14BB6FAC4A232476DB1A350FAB602A51
File icon (PE):PE icon
dhash icon e8b2ccccd8d0dcf0 (1 x Formbook)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
vbc.exe
Verdict:
Malicious activity
Analysis date:
2021-12-03 18:18:24 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/4802984f-f94c-4067-b724-64bc223ccb96

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/211116/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.11458.31053.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/690/overview
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61aa631f4d8e6f3a5e0dc3a3/reports/2ae4f7f3-029f-43c8-bd40-4de89fb6bfd1/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/ad5a3a26-e2ec-49cf-bacc-3e2f31e65567
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/901105
Signature
Antivirus detection for dropped file
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)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-12-03 17:19:06 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
17 of 28 (60.71%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
60f3b28c265ee86ff2fda42a3147348bf53971060d9b97e2cd631a32f80ee0cd
Formbook
6e4323460316f29ecdaa2b49fbe733c11ea3a040cf7336e177ac9345ddac21c1
Formbook
832160e3e8d0fa8b10ae46a52268d0f2aa5a29d2e084c255babe7423c696db53
Formbook
9ea2af324c0b6ab6493a82c59ba4f2aa56d94c5bc830f0e2b5a8288dc63747d4
Formbook
9fa1cc5263270e7856695780225b4084962371dac2f5d7a921d782dc862f0d05
Formbook
c54011773bed423243ea28917f4ee89a825cf2886dbb4b0939bac3e955284c0b
Formbook
d96040239b3b2251bbe2e9aeb3f00cfef3917b6427ce2b42260bb437351e6476
Formbook
dc47322035d2b5d35802751c248f3953a8383997345965d0696ce01c541a7846
Formbook
+ 11'988 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:c1h5 rat spyware stealer trojan
Link:
https://tria.ge/reports/211203-w8ehjshber/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.coralxlix.com/c1h5/
Unpacked files
SH256 hash:
558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248
MD5 hash:
09d7555b0e3264fb7b8b8e18c9d6bd84
SHA1 hash:
57cfbaf8bdcf599a24dbf4974223e067624048fc
Link:
https://www.unpac.me/results/5e813006-aa70-4fc2-8d3c-50c629bae554/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/558470db798e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
Link:
https://yomi.yoroi.company/submissions/558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248

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.

Web download

Formbook

Executable exe 558470db798ec71e380a908adaf33e8d39850165e623bdb129196b79919f4248

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1848628/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/211116/

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