MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d376406d5d05f3f353447e17a2f5adab37ea85d72a3a7cefb33549c2a17c19f. 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
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SHA256 hash: 3d376406d5d05f3f353447e17a2f5adab37ea85d72a3a7cefb33549c2a17c19f
SHA3-384 hash: 7ae9b594f032d8c36fb709c7cdcf036866b8b6c33f03f3b4876009b92b72a7dee989d49bc46e253efe4ba197993941e5
SHA1 hash: 506db383bbaa167442c8dba0f0884b745cec8a8b
MD5 hash: 7865e4215d53758ff1d749b26b56142e
humanhash: august-king-magnesium-india
File name:0987654332.exe
Download: download sample
Signature Formbook
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File size:596'480 bytes
First seen:2021-05-10 12:54:57 UTC
Last seen:2021-05-11 10:24:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'472 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:mm4R7v3Knn6oJyyInK+EUbwzLjXtBaESLEPalMXY2X51Pljh:ibal4nkUsBB/DkMx7Pljh
Threatray 5'067 similar samples on MalwareBazaar
TLSH 73C4DF3EF6849D06C69F12FD80C25510B3F8926A6C5FEB54CED160B09E96371DD8A3B2
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/154070/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
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SecuriteInfo.com.Scr.Malcodegdn30.UNOFFICIAL
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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/779273
Signature
Allocates memory in foreign processes
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
Performs DNS queries to domains with low reputation
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 411666 Sample: 0987654332.exe Startdate: 12/05/2021 Architecture: WINDOWS Score: 100 31 www.lattakia-imbiss.com 2->31 33 www.gsf-fashon.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 10 0987654332.exe 3 2->10         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\0987654332.exe.log, ASCII 10->29 dropped 59 Writes to foreign memory regions 10->59 61 Allocates memory in foreign processes 10->61 63 Injects a PE file into a foreign processes 10->63 14 RegSvcs.exe 10->14         started        17 RegSvcs.exe 10->17         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 14->65 67 Maps a DLL or memory area into another process 14->67 69 Sample uses process hollowing technique 14->69 71 Queues an APC in another process (thread injection) 14->71 19 cmmon32.exe 14->19         started        22 explorer.exe 14->22 injected 73 Tries to detect virtualization through RDTSC time measurements 17->73 process9 dnsIp10 51 Modifies the context of a thread in another process (thread injection) 19->51 53 Maps a DLL or memory area into another process 19->53 55 Tries to detect virtualization through RDTSC time measurements 19->55 25 cmd.exe 1 19->25         started        37 www.akb48-loveantena.com 150.95.255.38, 49726, 80 INTERQGMOInternetIncJP Japan 22->37 39 www.hysjs168.com 182.61.46.180, 49720, 49743, 80 BAIDUBeijingBaiduNetcomScienceandTechnologyCoLtd China 22->39 41 14 other IPs or domains 22->41 57 System process connects to network (likely due to code injection or exploit) 22->57 signatures11 process12 process13 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/3d376406d5d05f3f353447e17a2f5adab37ea85d72a3a7cefb33549c2a17c19f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-10 12:02:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hu3wibwv2bpt6njui7qxul223kzx5kc5okr2ptx3gnkjykqxygpq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
061a37c356d3f7c0ff1722301eb3f36631b7c931031c450cc90a3dd6cc5d8d44
Formbook
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Formbook
159415d33340dcf205d3d030f0d32cac913660bd456810d199de5f9cd8732705
Formbook
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Formbook
7f0511e940e8caa44c759e4696bf6b6b7f1389a2290b25c5e3f491270c63daab
Formbook
a3af8681c8cd48f98c8bf2666e12d285963d2375ea4982e975144fee69806f82
Formbook
a42564801d666f9a210723ee247df72d71d93274e7556920957d5a98b237ab2c
Formbook
be797a9728d2139d4ea71acf7f60816eefc2cb5ec16ce3a366a78f67554d63be
Formbook
ceb5bc15744e2012960f919d742b4f9463bbae1faf31fcb5a97b5b865a4fb8d7
Formbook
+ 5'057 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210510-3hm5bdkfvj/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.hysjs168.com/uv34/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.86
Link:
https://yomi.yoroi.company/submissions/3d376406d5d05f3f353447e17a2f5adab37ea85d72a3a7cefb33549c2a17c19f

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
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.

Cape
Cape
https://www.capesandbox.com/analysis/154070/

Comments