MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b736f06a6b82ce1a53ccf2f50cf4d73c24c00750778bebe152dcf3c1956671f9. 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 2 File information Comments
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SHA256 hash: b736f06a6b82ce1a53ccf2f50cf4d73c24c00750778bebe152dcf3c1956671f9
SHA3-384 hash: ca3a77e98be0d5979dc159d65bb1baecb40e5140403e1d6f39418a7105be3edda544664fcf05ce5f953816c22184fd26
SHA1 hash: c21a14107f8027752cafb1911c9633af04d11f6c
MD5 hash: f35cee5adee51bfe480b060aa4b3ca92
humanhash: chicken-minnesota-finch-sink
File name:f35cee5adee51bfe480b060aa4b3ca92.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:574'976 bytes
First seen:2021-05-26 07:58:42 UTC
Last seen:2021-05-26 09:18:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:fCo92ypy0FEmX4KyMuKJfG1NQvoHgun56umJJjNKhC1DO5vgjYgEiFIoJ5:b/imqM9G1hn51mJp
Threatray 5'560 similar samples on MalwareBazaar
TLSH 0CC48DAC336071BEC4DFC9B98B741DA8A6287876531FC507E85311B9991CA97CF314B2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f35cee5adee51bfe480b060aa4b3ca92.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-26 08:46:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ab409269-3d85-437e-bb1d-e275cd7a9e4b

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/162322/
Detection(s):
SecuriteInfo.com.ArtemisF35CEE5ADEE5.12078.13440.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
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/792329
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
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
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: 424726 Sample: 9XfX7aaf3F.exe Startdate: 26/05/2021 Architecture: WINDOWS Score: 100 31 www.micheldrake.com 2->31 33 micheldrake.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 7 other signatures 2->47 11 9XfX7aaf3F.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\9XfX7aaf3F.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 9XfX7aaf3F.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 35 biztekno.com 151.106.118.75, 49764, 80 PLUSSERVER-ASN1DE Germany 18->35 37 vectoroutlines.com 198.54.126.105, 49765, 80 NAMECHEAP-NETUS United States 18->37 39 9 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 msiexec.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 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/b736f06a6b82ce1a53ccf2f50cf4d73c24c00750778bebe152dcf3c1956671f9/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-05-26 02:48:07 UTC
AV detection:
12 of 47 (25.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w43pa2tlqlhbuu6m6l2qz5gxhqsmab2qo6f6xyks3tz4dflgoh4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
14b95763e86e899de22402ae2d7204ff7d9ceab85a12a1599a6c8d5964fa306a
Formbook
196b6069472a478c158cae56200e7d627d7e6b32ab1f361a36b75234bbf998de
Formbook
5b7770f02c562dffdbe0cd638e288adba8f340c7231ef30fa2860b7f4b9dfa80
Formbook
719604b516f11740266b2c7a8a61129f779caf4c1f9e16bac35d39f5792a009b
Formbook
7c8eea0e649a176edb83fc19998f0e99be49c7bee1ff9090d1be69f614554088
Formbook
8fb2a899e6622a2ddc7989121174bea2b7756f3f56f64f42dc6ef875d19ce919
Formbook
9f320c52479e05b96faa714826a7671787abf4c4eb33f8aa415b66d1551996ce
Formbook
b4881cc38748284029b7008aaf75c0f1f85a4dcb70a61425e787325736c83f36
Formbook
e1339c4548f73e4f250fed46d56bbce84491ca122aed7527731bb8d72df83e11
Formbook
fa768e26f300f2c19ef11635dd836b031e0b5352d86d40cdc24284bf874230e7
Formbook
+ 5'550 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210526-zy952gzy4s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/b736f06a6b82ce1a53ccf2f50cf4d73c24c00750778bebe152dcf3c1956671f9

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
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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 b736f06a6b82ce1a53ccf2f50cf4d73c24c00750778bebe152dcf3c1956671f9

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/162322/
  
URLhaus
https://urlhaus.abuse.ch/url/1278798/
  
Delivery method
Distributed via web download

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