MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b. 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: 533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b
SHA3-384 hash: a354a3f9ab754c176625de90121dd7b3897d6f74a76511d81caf9198a084f4adee0455c83065425717e01965ab74ad8e
SHA1 hash: 8dc1c775e4d365cb30e8fa8301d5e162d227fd8b
MD5 hash: 1df2c05ff9a03515d1c0b140f1d7496f
humanhash: massachusetts-low-december-uniform
File name:PI2021kPAkP.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:952'832 bytes
First seen:2021-06-01 06:30:27 UTC
Last seen:2021-06-01 08:08:54 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:/5W4sLrrhvTYxn0Bss2Bu7aMXX/yu+fXdXnJV0YPuR+XLl+:/5WvrZBsa5yX9JV0YC+7l
Threatray 5'558 similar samples on MalwareBazaar
TLSH 3A157CF4F59898B1C14DCB32C7919CAAD7620DFE1213892C0AB9FACC1B6379E9F49445
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PI2021kPAkP.exe
Verdict:
Malicious activity
Analysis date:
2021-06-01 07:41:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/31099d78-55ce-4f00-b650-63c3f946976f

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/163655/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.791.17208.16569.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/795194
Signature
.NET source code contains method to dynamically call methods (often used by packers)
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)
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
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 signatures2 2 Behavior Graph ID: 427590 Sample: PI2021kPAkP.exe Startdate: 01/06/2021 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 8 other signatures 2->42 10 PI2021kPAkP.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\PI2021kPAkP.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 PI2021kPAkP.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 vitriol.tech 161.97.165.68, 49745, 80 CONTABODE United States 17->30 32 sayurankuu.com 103.27.207.21, 49752, 80 BEON-AS-IDPTBeonIntermediaID Indonesia 17->32 34 5 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 systray.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:
n/a
Link:
https://mwdb.cert.pl/sample/533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-06-01 05:54:49 UTC
AV detection:
11 of 45 (24.44%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=km2afqlkmonlcgxw4n3f2tazb6a4et275446mu2cuyqb5l4xdynq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
1e107f01485dd3c413656b5e2d2fdb79166847cd8b3e5f6dc0bcf4895d530c39
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a2cdf452f83aa86c0f3ade321cfc00a9ed3671082372081a67cad84a26492051
Formbook
a3caa0df0bdb2bf954c259a2421958b79c61c5a2dfdefcfbf62b58129f66a56f
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cdcb4d8c4292e945bd519f6d50039a4f5fc933b909eacd6ac1286fbf1ff2142a
Formbook
e2e5850cea576bbc3c39a1e652f6c35e22229ab04ae734c5c7512b9ac3955964
Formbook
e8be28fabd7cdb2d4e96137dae73bd9b227a86b654c696e9fd401cb37ec68267
Formbook
f8ca257b6bbb8a0b617611a8ddb0068f056f3dc38eb525495978632b03964380
Formbook
+ 5'548 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210601-x9klrdh4qa/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.northpointradon.com/clt/
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/533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b

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 533402c16a639ab11af6e3765d4c190f81c24f5fef39e65342a6201eaf971e1b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/163655/

Comments