MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e
SHA3-384 hash: 5ee3cb083807a1cda6ffe8f88e0411a1396773ce67051daa6e7110a0b19d98b1fcf55314d3340bd4388e0683ef31a751
SHA1 hash: 4897b6f2141395071652f72d34dc3d39eb014a56
MD5 hash: 50568fb6133ee4ed721ee46a3c0a9e98
humanhash: california-maryland-timing-table
File name:50568fb6133ee4ed721ee46a3c0a9e98.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:685'568 bytes
First seen:2021-09-27 12:32:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:+11lXTqv/Q7zgVAhTQ4HzW0Ikfda+pv0va7bjndt:qDbsVdu5ID+90vMbjd
Threatray 9'621 similar samples on MalwareBazaar
TLSH T1B0E4C03422886DB4C13C87FA416E46604B7E202A7293F39C5DA6F5D98E663C663DDF07
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
50568fb6133ee4ed721ee46a3c0a9e98.exe
Verdict:
Malicious activity
Analysis date:
2021-09-27 12:36:05 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/21574692-b115-402e-8ab2-d4cfc97076d8

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/192085/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a6bf5b6a-3a00-49af-a82a-c9a2c06c91a5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/858955
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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
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: 491384 Sample: z7d1ehQQQW.exe Startdate: 27/09/2021 Architecture: WINDOWS Score: 100 31 www.healthyweathorganics.com 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 8 other signatures 2->45 11 z7d1ehQQQW.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\z7d1ehQQQW.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 z7d1ehQQQW.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 33 www.noseainsight.com 18->33 35 www.dorotajedrusik.com 18->35 37 5 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cscript.exe 18->22         started        signatures11 process12 signatures13 49 Self deletion via cmd delete 22->49 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:
n/a
Link:
https://mwdb.cert.pl/sample/2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-09-27 09:46:52 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
028243057c6d4a300f7aa0d8553039fc17137f4d552082771dbb036550a74a63
Formbook
2f086810181af89d5d29a30f5eafcc60efdd2dd3f68292dd3acff64fc92a547a
Formbook
3c75184f86f6231ed38be583a300e5af220f5d68654ea1fd56c833f333d0a589
Formbook
434837e7ca89c0c7a55c3b1611dbc172440b8808e938e3a192f65405dd9cafa3
Formbook
584b5b4a74cb945f3be3ff0a4017d8ce2b073d6a98bfceb7bc59cb0f3fe7c3ee
Formbook
d80d29653891c1d84ba6b72e1eaafefd78700646859bcaa7ded2fc1e2fbafce4
Formbook
e596ac1dd5978ef67f061190fc9fb647a4497429c63ea621eb2dc3fe024af7aa
Formbook
ef36fa059ef0b120143e87b78864c2d6774c399df68850311d44cf1f0facb81c
Formbook
+ 9'611 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:cmsr rat spyware stealer trojan
Link:
https://tria.ge/reports/210927-psgjmsghgr/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.odysseysailingsantorini.com/cmsr/
Unpacked files
SH256 hash:
2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e
MD5 hash:
50568fb6133ee4ed721ee46a3c0a9e98
SHA1 hash:
4897b6f2141395071652f72d34dc3d39eb014a56
Link:
https://www.unpac.me/results/6e9bb6d8-513d-43d7-8d42-c5056f44290e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e

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: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.

Web download

Formbook

Executable exe 2b1a98add215568bb5e1c333321cf0ffe98d9128fa149c4f5a07ce2922750b3e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1645289/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/192085/

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