MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b319c9166e61ae11a15d2fd282d23cfc183caadc3575d44d42524d226b27063d. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b319c9166e61ae11a15d2fd282d23cfc183caadc3575d44d42524d226b27063d
SHA3-384 hash: a435a0fcf47f519fea77495ffd6160bc999db649320c3eb9b9f90b6aa8eaf42313e011f42c109180af55e5ed619f9a3f
SHA1 hash: 71c94573faa3f25a3c4a6d0848ba6ba374533f6f
MD5 hash: cacec8ea3dc87b07702ca34a54a96f68
humanhash: sierra-monkey-minnesota-arizona
File name:win32.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'002'496 bytes
First seen:2021-04-16 13:30:31 UTC
Last seen:2021-04-16 14:48:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:Ud7ak4oRRRRRl4mXPvjbbHNZlJl+DrXtAmA2ZS8:Ud7ak4oRRRRRSgfbtl0DrdAmAK
Threatray 4'819 similar samples on MalwareBazaar
TLSH 632512C43350E76BC5EE3BB8597C332293B0C6CDF763E9972DA966A94E722815B00531
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
win32.exe
Verdict:
Malicious activity
Analysis date:
2021-04-16 13:34:02 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/6ad54a85-0d8d-490e-91d3-e594a3970f5d

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/136146/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.660.19261.9058.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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/680847
Signature
Antivirus detection for URL or domain
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)
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
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 389379 Sample: win32.exe Startdate: 16/04/2021 Architecture: WINDOWS Score: 100 31 xyfzfl.com 2->31 33 www.xyfzfl.com 2->33 35 www.netzcorecloud.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 6 other signatures 2->49 11 win32.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\win32.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 win32.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 cyfss.com 107.186.216.241, 49724, 80 EGIHOSTINGUS United States 18->37 39 www.mywinnersworld.com 67.205.188.68, 49731, 80 DIGITALOCEAN-ASNUS United States 18->39 41 19 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 help.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b319c9166e61ae11a15d2fd282d23cfc183caadc3575d44d42524d226b27063d/
Threat name:
ByteCode-MSIL.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-04-16 13:30:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
13 of 29 (44.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wmm4sftomgxbdik5f7jifur47qmdzkw4gv25itkckjgse2zhay6q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00540181c6bbda7cb051c8cf32ab6767bd8c50d0f5de65e7939485849aa69957
Formbook
1b9311365ac0c371e7e3656d8d9074a654bfff4677e074f754e5053bca200298
Formbook
51176a8d50bde78f39d91c45d1286ae6394996c10248a50e46b4134da1903511
Formbook
786e182e324b83c59ad1b095f7d520598a1b72cfce239b4274d462c7ba45bf18
Formbook
9914c8ad9ea0318f57214c6eb2f2e3f891b71ba054a9de071432ec92eb6bfe0d
Formbook
a086821049463b0bfc414cb3763c4f82688182d2d018ae5c9cd472f59f9e36ff
Formbook
b3394649b1ba0b9cfbf76195d580859e4e062454114678b1d5e9082f85b6c182
Formbook
c36c6fd8b9b9f444675b6c97fa1dfa2c2fa05aba6c0f6f4f164e0cf7d1e5bfc7
Formbook
cf993c713cfe3b22bd4978530f420e2dc54c38d106ad5fc5a9aacb1e377b81e2
Formbook
f7e96b7c6612b709e413bbc8c72796cadbb7ce91ed17ec77d5ba4d4422e729cb
Formbook
+ 4'809 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210416-5t3drjlfzn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.th0rgramm.com/hx3a/
Unpacked files
SH256 hash:
e33b0d0b4b86f0dbb3d1278e68e88a650e5f3350694efb70be313761197b1969
MD5 hash:
471161f6f24e5d26b2db3e0ee18e80b5
SHA1 hash:
ed98f1178a5fe4b86fe0f7e4cd5ebbfba7483a30
Link:
https://www.unpac.me/results/ea6dd7f3-a9da-4ebc-99bd-7906337a2535/
SH256 hash:
b319c9166e61ae11a15d2fd282d23cfc183caadc3575d44d42524d226b27063d
MD5 hash:
cacec8ea3dc87b07702ca34a54a96f68
SHA1 hash:
71c94573faa3f25a3c4a6d0848ba6ba374533f6f
Link:
https://www.unpac.me/results/ea6dd7f3-a9da-4ebc-99bd-7906337a2535/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/b319c9166e61ae11a15d2fd282d23cfc183caadc3575d44d42524d226b27063d

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/136146/

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