MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
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SHA256 hash: 64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d
SHA3-384 hash: 9ce9e416aeee21c61c2cf7daa4b4ed93dd17f4a72da110f62979df72c38f7ff2c64ca68529d60f7844438ae52282d25c
SHA1 hash: 665d04f486be74be825241bd6f19a7e108e654fe
MD5 hash: d5a7396b4c7a3502d1d553b2676c6082
humanhash: mirror-spring-lima-double
File name:tUC25rLNbjpLKtg.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:765'952 bytes
First seen:2022-02-21 18:04:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:8dqby0chFFQWNyTRXrc4t2eqipICv7CUYcHLo4ePvOagj3x4QwN5ujy41VUW/iWr:JbHchF4W4t1qdCjCUYcE4ePv7ex6NUjc
Threatray 13'935 similar samples on MalwareBazaar
TLSH T13CF4DFDC287A11F9F3368EBE5DECE5B0CA39E6266602F4B9B8C91F414B40B449DD1235
Reporter pr0xylife
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
222
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO#127615.xlsx
Verdict:
Malicious activity
Analysis date:
2022-02-21 11:39:37 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/d8b36bb4-9600-454d-893f-10d8b282f5cd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/243002/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.44053.15310.1089.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
fareit formbook obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6213d459a2660f3bb91d324f/reports/83dc3803-fb6d-46cb-b17e-ddb9f620b07e/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/daa5388f-6d62-4197-be95-b1af0f995ad9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/943404
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
Self deletion via cmd delete
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 575882 Sample: tUC25rLNbjpLKtg.exe Startdate: 21/02/2022 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 Multi AV Scanner detection for dropped file 2->50 52 12 other signatures 2->52 10 tUC25rLNbjpLKtg.exe 7 2->10         started        process3 file4 36 C:\Users\user\AppData\...\AWXqKvcnBLg.exe, PE32 10->36 dropped 38 C:\Users\...\AWXqKvcnBLg.exe:Zone.Identifier, ASCII 10->38 dropped 40 C:\Users\user\AppData\Local\...\tmp84AF.tmp, XML 10->40 dropped 42 C:\Users\user\...\tUC25rLNbjpLKtg.exe.log, ASCII 10->42 dropped 56 Uses schtasks.exe or at.exe to add and modify task schedules 10->56 58 Adds a directory exclusion to Windows Defender 10->58 60 Tries to detect virtualization through RDTSC time measurements 10->60 62 Injects a PE file into a foreign processes 10->62 14 tUC25rLNbjpLKtg.exe 10->14         started        17 powershell.exe 25 10->17         started        19 schtasks.exe 1 10->19         started        signatures5 process6 signatures7 72 Modifies the context of a thread in another process (thread injection) 14->72 74 Maps a DLL or memory area into another process 14->74 76 Sample uses process hollowing technique 14->76 78 Queues an APC in another process (thread injection) 14->78 21 explorer.exe 14->21 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        process8 dnsIp9 44 www.concert.pro 52.128.23.153, 49688, 80 DOSARRESTUS United States 21->44 54 System process connects to network (likely due to code injection or exploit) 21->54 29 cscript.exe 21->29         started        signatures10 process11 signatures12 64 Self deletion via cmd delete 29->64 66 Modifies the context of a thread in another process (thread injection) 29->66 68 Maps a DLL or memory area into another process 29->68 70 Tries to detect virtualization through RDTSC time measurements 29->70 32 cmd.exe 1 29->32         started        process13 process14 34 conhost.exe 32->34         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2022-02-21 18:05:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 28 (71.43%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ms6gb2d2q7e6qw6triyqab2swtkmsyfddsuhs2vsdb5mdy2ma2gq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
14642e431716be5f43044de68f915037e0358a401f59e490f5370cc5563a1a23
Formbook
1d5e0028a025d76c09fbf798a8a3311ed7477c985b16ae8078b110e762778154
Formbook
259c36b591f16a680dcfdad4bb69e5546c21a1b4a591403578b1f079b236c510
Formbook
2b61cfb00cc8a45fdae91c176c8e68be4ac7cefbe0fab5781e5fa44d2ec4ca9f
Formbook
3ff28d4f5a5b236c660c2714bf1b5a515cf72cd738afea35b916938024644538
Formbook
7c7e7d1ad3f8afd0ffcba163bac7c1df9ceb8202a96a61b30b697569e00051b0
Formbook
7ed04ae044306c081040b3b0711a8d2fc725996e5f529a94c7ca88b56a944d75
Formbook
8392408d685d10ddf024a7e4f47976e03a00fd787bd4ee0932766c4b9b278bc0
Formbook
8426bc09e01e893337a5b15b947e6f176c1eb937768c70cd4c0526b0b710523a
Formbook
+ 13'925 additional samples on MalwareBazaar
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:gh14 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220221-wn8kwsbgdk/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Checks computer location settings
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
32b7262f928b863c4447ddf061348649c2bff948c5d61912c83a35cc4deb4203
MD5 hash:
65c8032247903b1aa7c1f171fa52b786
SHA1 hash:
7426c9cc8f25684d6982da23b47ef24d8ca8bbf6
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/cb6b3a9a-f480-4d78-9fd9-64b444593472/
SH256 hash:
091528ef778f906352aa0ccc1866be5e5df093b840c40aedde4760739f74dda6
MD5 hash:
43dd7ca58271333d74a07fd01fe1ab64
SHA1 hash:
b96aa52d30ddfa6d56f7b9843546f25d77394e47
Link:
https://www.unpac.me/results/cb6b3a9a-f480-4d78-9fd9-64b444593472/
SH256 hash:
e33254e2ad4d279914a29450f98d1750a9f513fc8ddb853e0dd8346b805faa43
MD5 hash:
b597cce7bfc65e56fa69ebb7f413a33f
SHA1 hash:
7ee40df5ac783432e7c9f7be4f7ed1f286345d58
Link:
https://www.unpac.me/results/cb6b3a9a-f480-4d78-9fd9-64b444593472/
SH256 hash:
7c2d39ae268b58653c8e4553c6e380470e3b71d26f168c8a0f4e79f252bdc58f
MD5 hash:
9aaaf07e083aecb186199e016d1194f8
SHA1 hash:
18cccf6f59c2eb22a868208dca9cba3b2a113894
Link:
https://www.unpac.me/results/cb6b3a9a-f480-4d78-9fd9-64b444593472/
SH256 hash:
64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d
MD5 hash:
d5a7396b4c7a3502d1d553b2676c6082
SHA1 hash:
665d04f486be74be825241bd6f19a7e108e654fe
Link:
https://www.unpac.me/results/cb6b3a9a-f480-4d78-9fd9-64b444593472/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/64bc60e87a87/report/overview.html
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/64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d

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
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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.

Web download

Formbook

Executable exe 64bc60e87a87c9e85bd38a31000752b4d4c960a31ca8796ab2187ac1e34c068d

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/243002/
  
URLhaus
https://urlhaus.abuse.ch/url/2051753/
  
Delivery method
Distributed via web download

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