MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92
SHA3-384 hash: 1c88211180d77b2ef5b20449b6e330bb0377d5766fd7231bae6f98366fcb48b6201f02f7db79c12a8316926b82c3f5aa
SHA1 hash: 2567c8a3e1a3e3e98782ea8d0d117518ccd4291b
MD5 hash: f818665dd48a93c48255d3ceadf92a6e
humanhash: kilo-victor-massachusetts-mexico
File name:f818665dd48a93c48255d3ceadf92a6e.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:207'024 bytes
First seen:2021-04-08 08:18:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 18bc6fa81e19f21156316b1ae696ed6b (51 x Formbook, 24 x Loki, 9 x SnakeKeylogger)
ssdeep 6144:Hd99R20Tzedxb6K7/6uQ6H6Vm12WJVjgBHd:n9DzyxTSuQGUd
Threatray 4'608 similar samples on MalwareBazaar
TLSH FE14122987D07CF3FD81AD3AC8779351C77AA36006150B0B1B941EBBE665483F23A296
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Shipping Documents.xlsx
Verdict:
Malicious activity
Analysis date:
2021-04-08 07:00:50 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 trojan formbook stealer
Link:
https://app.any.run/tasks/75023e59-b5b8-42cd-b6c1-e557298dbd00

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/133110/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.12814.15223.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
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/669794
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to prevent local Windows debugging
Detected unpacking (changes PE section rights)
Found malware configuration
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 383852 Sample: TazxfJHRhq.exe Startdate: 08/04/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 4 other signatures 2->42 10 TazxfJHRhq.exe 18 2->10         started        process3 file4 28 C:\Users\user\AppData\...\i9y7dp4bi0ysdq.dll, PE32 10->28 dropped 52 Detected unpacking (changes PE section rights) 10->52 54 Maps a DLL or memory area into another process 10->54 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Contains functionality to prevent local Windows debugging 10->58 14 TazxfJHRhq.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 usinggroovefunnels.com 192.185.48.194, 49745, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 www.de-knutselkeet.com 188.93.150.75, 49740, 80 SIGNET-ASSignetBVNL Netherlands 17->32 34 20 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 cmstp.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-04-08 06:59:06 UTC
AV detection:
12 of 48 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=no4puff7trsquz2ud77n74xd6hafkrklsbejmu6jlkrzfbgx5oja._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1382bae50eece1846b8d858d0f975b900eb1a5908f789333c55b1341b1b0d57b
Formbook
28f57adc56668022a2db544f26ea18b9015ca4ab414dd825eafc3e8c4b179c63
Formbook
6a708470ee13d86b51352b69e755a9bcbd2730ecef34133dd1b5ed10b95f56a3
Formbook
6fac6e1f7f8cdd8cec52b2dd7a23fd434084c7d12ef0f04deaa52794d3612ef7
Formbook
95eedb3eaf98ec12d5f66609278d43f94e1f635420d413ee0672bbf9434aafa4
Formbook
c494dceddfa1c8c6944a93f902c641ab5f99352ba48b81849e576f7da353314c
Formbook
c53be6b826e068d9814e459371316e45c52737bd94da13f0e536498d207110aa
Formbook
cf993c713cfe3b22bd4978530f420e2dc54c38d106ad5fc5a9aacb1e377b81e2
Formbook
db1a8d7d27c500facb7e8e5c30ff3c9d901c51a550ebdad36e741d518b628c30
Formbook
f45a023c86d834183f3073c05227d6f40686aef4a71b3893b823be493d7aae83
Formbook
+ 4'598 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210408-eh9gzr7k7s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.autotrafficbot.com/evpn/
Unpacked files
SH256 hash:
491ab0be0c90490bdc145350f86ed973c715dc2f9236d0beb1a7e6ef8d04a4e8
MD5 hash:
41f5d6cadd673464980f0835b0801d4d
SHA1 hash:
6753c31b14c5cfa9f3bcf8d05db35554be80ba68
Link:
https://www.unpac.me/results/cb826ae0-491a-43d2-b11a-612b672b04e0/
SH256 hash:
6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92
MD5 hash:
f818665dd48a93c48255d3ceadf92a6e
SHA1 hash:
2567c8a3e1a3e3e98782ea8d0d117518ccd4291b
Link:
https://www.unpac.me/results/cb826ae0-491a-43d2-b11a-612b672b04e0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92

File information

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

Web download

Formbook

Executable exe 6bb8fa14bf9c650a67541ffedff2e3f1c055454b90489653c95aa39284d7eb92

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1104219/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/133110/

Comments