MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc. 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 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc
SHA3-384 hash: 6de0af8d295f8be8af22c2fb603ef100b819c9fa6a28e7a11bd0515659b5236803f1f8d9d5e0ba9a02035e01af72fc14
SHA1 hash: 0f7d7a9dad8098ecc0da335ad64bdcba6029d00f
MD5 hash: d0231d47ebd38a4aac2171e3e212acbd
humanhash: nevada-bakerloo-oklahoma-friend
File name:d0231d47ebd38a4aac2171e3e212acbd
Download: download sample
Signature Formbook
Create hunting rule
File size:658'214 bytes
First seen:2021-11-04 12:14:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 551e6562c5f79add242754edc5515e44 (3 x Formbook)
ssdeep 6144:ls3w9dbvoO+1fXdudgQefWSBp5Px9xxVjIkgk9cEPIbdZGeWeXI:lsSZaXduxeNLbRb9LgbWehI
TLSH T1D9E44A13EF5C7519E6A12AB10C3D55B1F5F37D21386C9A1B2C24FC59B871B83A86833A
File icon (PE):PE icon
dhash icon cc74647470707569 (8 x Formbook, 1 x SpectreRAT, 1 x BitRAT)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
909896ca9cc9a93bae8a4424756853a0
Verdict:
Malicious activity
Analysis date:
2021-11-03 17:30:26 UTC
Tags:
opendir exploit CVE-2017-11882 trojan formbook stealer
Link:
https://app.any.run/tasks/653b9196-0cd1-430b-a160-d6d5790512a6

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/202312/
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.32703.29643.21421.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm overlay packed
Link:
https://www.filescan.io/uploads/6183ceca0621d706aea94461/reports/2cc4b9e2-d2c5-4b24-870c-1c6c16c10a6b/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/a5c26519-902f-4d1e-a1a2-bd04a57a61f1
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/883141
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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: 515575 Sample: Jrc9iR2XxH Startdate: 04/11/2021 Architecture: WINDOWS Score: 100 26 www.realestate5g.com 2->26 28 www.obatkuatsemarang.xyz 2->28 30 obatkuatsemarang.xyz 2->30 50 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 5 other signatures 2->56 10 Jrc9iR2XxH.exe 2->10         started        signatures3 process4 signatures5 58 Tries to detect virtualization through RDTSC time measurements 10->58 60 Injects a PE file into a foreign processes 10->60 13 Jrc9iR2XxH.exe 10->13         started        process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 13->62 64 Maps a DLL or memory area into another process 13->64 66 Sample uses process hollowing technique 13->66 68 Queues an APC in another process (thread injection) 13->68 16 cmd.exe 13->16         started        19 explorer.exe 13->19 injected process8 dnsIp9 38 Self deletion via cmd delete 16->38 40 Modifies the context of a thread in another process (thread injection) 16->40 42 Maps a DLL or memory area into another process 16->42 44 Tries to detect virtualization through RDTSC time measurements 16->44 22 cmd.exe 1 16->22         started        32 www.spunkdlashes.com 199.34.228.184, 49826, 80 WEEBLYUS United States 19->32 34 strataguide.com 15.197.142.173, 49825, 80 TANDEMUS United States 19->34 36 11 other IPs or domains 19->36 46 System process connects to network (likely due to code injection or exploit) 19->46 48 Performs DNS queries to domains with low reputation 19->48 signatures10 process11 process12 24 conhost.exe 22->24         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc/
Threat name:
Win32.Trojan.Midie
Create hunting rule
Status:
Malicious
First seen:
2021-11-02 02:09:00 UTC
AV detection:
27 of 45 (60.00%)
Threat level:
  5/5
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:fpdi loader rat
Link:
https://tria.ge/reports/211104-pexcyadgap/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.walletwriter.space/fpdi/
Unpacked files
SH256 hash:
45993229b5148370f59d05e6068d94ddc7aaf8be8640e8a204bcedc8b42ca189
MD5 hash:
8e64a4f11754d9f7df4a44f4dd3510ea
SHA1 hash:
e720f346c00392a44d26f491864e330521ad8d9b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/0efadc11-35bd-466f-9235-727adb90e09d/
Parent samples :
de43df6bd459b56aec0cd86e0873cc0c5b556e08547e2b9ea79082c44d9b7220
bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc
96816acd0abd28461e4c67cc569fbb5546caae7a0756668f0031109a8725b9a1
433494d21eabe777d1947da83d6281e5ac35bf98eea4791fcebf5e1561723384
SH256 hash:
bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc
MD5 hash:
d0231d47ebd38a4aac2171e3e212acbd
SHA1 hash:
0f7d7a9dad8098ecc0da335ad64bdcba6029d00f
Link:
https://www.unpac.me/results/0efadc11-35bd-466f-9235-727adb90e09d/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/bc9c454602a2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.69
Link:
https://yomi.yoroi.company/submissions/bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc

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 bc9c454602a2435a2a4acda216dcc014d4687417d3be4d5ca65a35b05659dafc

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/202312/
  
URLhaus
https://urlhaus.abuse.ch/url/1751255/

Comments


Avatar
zbet commented on 2021-11-04 12:14:30 UTC

url : hxxp://75.127.1.235/77077/vbc.exe