MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 22b8efc34b36c07e5b13908d58dcabee02fcff2e4c94f31798bcfd090a067f25. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 22b8efc34b36c07e5b13908d58dcabee02fcff2e4c94f31798bcfd090a067f25
SHA3-384 hash: 6f0f90bb91031b4f323a89f270d73f48bdf6fee1b93a91e645614ad67990292bc84af733951505d1c371f235d17af52d
SHA1 hash: ada449c712656b2d76bdd679056213008ed672ee
MD5 hash: 21522731fd1b5239ac51aaf50dfa2f1b
humanhash: lake-mountain-beer-massachusetts
File name:pictures.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:884'736 bytes
First seen:2021-05-24 16:14:05 UTC
Last seen:2021-05-24 17:03:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:aBCuJi6e/89s5SLL1xO/8nMxlefQqN/5f50u:aBCuJi6eSs5SLLnO/9eH/5f5/
Threatray 5'396 similar samples on MalwareBazaar
TLSH 28159C2C516EF126C2A9C3BD46D4442BE590D7373032BE29ECD717AC5B19E81BD8227E
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
pictures.exe
Verdict:
Malicious activity
Analysis date:
2021-05-24 16:23:35 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/3c643cbc-64e5-4a8d-9469-88a52c7cf36f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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/790586
Signature
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 422983 Sample: pictures.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 31 www.wananabella.com 2->31 33 www.usa-sports-2021.com 2->33 35 2 other IPs or domains 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 7 other signatures 2->49 11 pictures.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\pictures.exe.log, ASCII 11->29 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 pictures.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 crazyonlineboutique.com 198.54.121.133, 49753, 80 NAMECHEAP-NETUS United States 18->37 39 academiaassignmentwriters.com 67.225.192.144, 49746, 80 LIQUIDWEBUS United States 18->39 41 20 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Uses netsh to modify the Windows network and firewall settings 18->53 22 netsh.exe 18->22         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/22b8efc34b36c07e5b13908d58dcabee02fcff2e4c94f31798bcfd090a067f25/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-05-24 16:14:15 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ek4o7q2lg3ah4wytscgvrxfl5ybpz7zojskpgf4yxt6qscqgp4sq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
03735650255866b1c2592bcb4567cbcb2b9d23eea5430d2e7d7c6315abadb5ad
Formbook
0a2e7c9ad53b5355f4f723912d07f9dae7d1e2d72ac62758cdc44196f124945e
Formbook
3755206dc18df104854e076d74799c1d83d6cb6acb22a7aa22ec595c56e31abc
Formbook
4cced354a0867338e39875526796861c483e8475bdacd117dd34ad1c2d89ec63
Formbook
5e7b6e81d3f73322d73bf013d67f76e211f0e539296e00a53d93585b0c167ba2
Formbook
9f86527e3ca4530bb3209d8608dae083afab4ef2cf7b0ae23bcd6fdc322a0c33
Formbook
b36a2901bfafd8723bfddd0388f65b0a46237b063ca33edbf773bb589f929981
Formbook
c935e13396041731908b9fbb5c4e74c38b9f374eb9a47d419038ac539008c94c
Formbook
e5ff1fccc213b922956415d980bbbf9318b17834761d629b23448ab14868812e
Formbook
e66332c1c306b3072699f986229b07b6230edf4b46b5b46a2e535621be13021f
Formbook
+ 5'386 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210524-q59wv3hs2j/
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.crazyonlineboutique.com/8be3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/22b8efc34b36c07e5b13908d58dcabee02fcff2e4c94f31798bcfd090a067f25

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 22b8efc34b36c07e5b13908d58dcabee02fcff2e4c94f31798bcfd090a067f25

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments