MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: 7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f
SHA3-384 hash: 6919ee9e0c5414c702359bb9b3b342e0260e028bb7dffdd04515f263f2e36e00fd0861b12864235d07f8b423870cc141
SHA1 hash: 57b6b967dd8df9f75e78e92bcc47099449e15360
MD5 hash: 63d2d5a409d09ae053766167b40faaf0
humanhash: ack-yankee-tango-bulldog
File name:productos.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'122'304 bytes
First seen:2021-07-23 08:40:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'612 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:+os0JxZwuKkZX0310Fo1XuAGQGE9ry5dY02ZvyaUVKnp:nJxSdk5oCo1eAGQ905ahp
Threatray 6'881 similar samples on MalwareBazaar
TLSH T1A0357D61F307EA98EC2213F8D876D8F12263BD6ED525892B358D7E2DB9B334150E1907
Reporter Racco42
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
productos.exe
Verdict:
Malicious activity
Analysis date:
2021-07-23 08:43:43 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/4bf49e1c-fca9-4024-a186-477963817c21

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/173559/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.935-1.UNOFFICIAL
Create hunting rule

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/5c7cf352-49cc-415f-ac27-d60ec7dfab8c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/820630
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Process Start Without DLL
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
Uses netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 453041 Sample: productos.exe Startdate: 23/07/2021 Architecture: WINDOWS Score: 100 43 www.landingpage-institut.com 2->43 51 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->51 53 Found malware configuration 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 8 other signatures 2->57 11 productos.exe 7 2->11         started        signatures3 process4 file5 35 C:\Users\user\AppData\Roaming\izSxBw.exe, PE32 11->35 dropped 37 C:\Users\user\...\izSxBw.exe:Zone.Identifier, ASCII 11->37 dropped 39 C:\Users\user\AppData\Local\...\tmpE601.tmp, XML 11->39 dropped 41 C:\Users\user\AppData\...\productos.exe.log, ASCII 11->41 dropped 63 Uses schtasks.exe or at.exe to add and modify task schedules 11->63 65 Writes to foreign memory regions 11->65 67 Injects a PE file into a foreign processes 11->67 15 RegSvcs.exe 11->15         started        18 RegSvcs.exe 11->18         started        20 schtasks.exe 1 11->20         started        signatures6 process7 signatures8 75 Modifies the context of a thread in another process (thread injection) 15->75 77 Maps a DLL or memory area into another process 15->77 79 Sample uses process hollowing technique 15->79 81 Queues an APC in another process (thread injection) 15->81 22 explorer.exe 15->22 injected 83 Tries to detect virtualization through RDTSC time measurements 18->83 26 conhost.exe 20->26         started        process9 dnsIp10 45 piikpook.com 103.74.118.182, 49728, 80 TADU-AS-VNTaDuJointStockCompanyVN Viet Nam 22->45 47 www.bleeckerbobs.net 142.91.243.113, 49726, 80 LEASEWEB-USA-LAX-11US United States 22->47 49 7 other IPs or domains 22->49 59 System process connects to network (likely due to code injection or exploit) 22->59 61 Uses netsh to modify the Windows network and firewall settings 22->61 28 netsh.exe 22->28         started        signatures11 process12 signatures13 69 Modifies the context of a thread in another process (thread injection) 28->69 71 Maps a DLL or memory area into another process 28->71 73 Tries to detect virtualization through RDTSC time measurements 28->73 31 cmd.exe 1 28->31         started        process14 process15 33 conhost.exe 31->33         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-21 10:33:53 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o4jl3dtiqnym35mg2ycbslh7s4dwwaxx5ntw7i7k24hv4vo76ihq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0843599494471ac72b515fc33ea317ed0b384257ff9cb2de7e93a657f9e89878
Formbook
45abf01202d5b9993c5d873917cb8f943ed0c479628b62f0bd1e0453c385597c
Formbook
5bcba2a09d8758ca07490dfcd3859a64b3a0092ed7873a707e73346eefd4235e
Formbook
660708a7f99d26de87386ca21682b96179f16f2dbc67578a704cb94d78e9848f
Formbook
852cc855a1aa63d081ebeec5fd688a3c80d50a14d80c760256c4b46208d77b8d
Formbook
8d77ac5e45a0f443b317f1a717dffd55e98319508cc05080ea006b5fcc93c78a
Formbook
91f157317f4b73121bcb06400904d5e9eff6461ea6495804878aa3c9b2966dc8
Formbook
933c5f191ec49ff709319d1dc8639704990deebac296a5b4264188c302584ce5
Formbook
b55552391ee123f26e577b412c0df78bd0a59644ec510d1e7e708feff12a2abb
Formbook
d337cba627486e1f99e4a96407591609d888c6656a4010b88047e7cd1ab19482
Formbook
+ 6'871 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat suricata
Link:
https://tria.ge/reports/210723-a26g7lwaxx/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Enumerates physical storage devices
Suspicious use of SetThreadContext
Blocklisted process makes network request
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.recareerrecruiter.com/w56m/
Unpacked files
SH256 hash:
83d9e44d9a311ea6fdbcbd09fdc816a2067806dcacf24beb5ee786191b1a3ea1
MD5 hash:
b1a7b752b6638ee03cffe5a1dde9213e
SHA1 hash:
52d215a173d2f293990f8c12fc7f4a86330a29cb
Link:
https://www.unpac.me/results/0df1bcbb-a131-4573-8316-f3d0424b1f18/
SH256 hash:
7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f
MD5 hash:
63d2d5a409d09ae053766167b40faaf0
SHA1 hash:
57b6b967dd8df9f75e78e92bcc47099449e15360
Link:
https://www.unpac.me/results/0df1bcbb-a131-4573-8316-f3d0424b1f18/
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/7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 7712bd8e688370cdf586d604192cff97076b02f7eb676fa3ead70f5e55dff20f

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/173559/

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