MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4d9f4f819d9643ed741b47cb2a51d92a090f37e5578226efa621fceb9981d22. 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 1 File information Comments
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SHA256 hash: d4d9f4f819d9643ed741b47cb2a51d92a090f37e5578226efa621fceb9981d22
SHA3-384 hash: c53b747236dc011f26b18cbc85eef18de59932ddfb3714814a51ffeadbac7900529845dccfade5a880726210335c6ab1
SHA1 hash: cce3baa544a4d96b9926d7136769c54eb22c478d
MD5 hash: 7acfbb21cd73f88950a36cbcf1dd1014
humanhash: nine-single-tennis-grey
File name:PO_2782389888482.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:546'816 bytes
First seen:2021-03-17 06:59:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:BD1I/6wrR4pE5jVunjNS6Yo9tfRfpMKmM:BhIycup6jYzYABpX
Threatray 4'215 similar samples on MalwareBazaar
TLSH 8FC4014227B87B29E07413B91C7956011BF6FD5E6377C2BEAE8170C80D763488AF1A76
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO_2782389888482.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-03-17 07:01:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f32a41f4-cdcd-451b-96e0-d6ae12af5a5e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.8685.31923.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4f0e4e0c-48eb-4358-a919-4a04f3cc7ec6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/641733
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Binary contains a suspicious time stamp
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
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspicious Double Extension
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 an obfuscated file name to hide its real file extension (double extension)
Uses netstat to query active network connections and open ports
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 369835 Sample: PO_2782389888482.pdf.exe Startdate: 17/03/2021 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 12 other signatures 2->42 10 PO_2782389888482.pdf.exe 3 2->10         started        process3 file4 28 C:\Users\...\PO_2782389888482.pdf.exe.log, ASCII 10->28 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 PO_2782389888482.pdf.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.rafsanjan.net 158.69.187.205, 49693, 80 OVHFR Canada 17->30 32 shops.myshopify.com 23.227.38.74, 49705, 80 CLOUDFLARENETUS Canada 17->32 34 6 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Uses netstat to query active network connections and open ports 17->46 21 NETSTAT.EXE 17->21         started        signatures10 process11 signatures12 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d4d9f4f819d9643ed741b47cb2a51d92a090f37e5578226efa621fceb9981d22/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-03-17 07:00:10 UTC
AV detection:
13 of 47 (27.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2tm7j6az3fsd5v2bwr6lfji5skqjb436kv4ce3x2mip45omydura._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
11f06223417d6045acaa15cf7f5515d9afdfc23590c9cd021c2ae90a736bb6cd
Formbook
21ba0bed0b05a2ce68496e73a5c103fb5b815ac2c77e997f46e5d09666c1c978
Formbook
411e56b415d4c23a741958c3f1ada72b3e958c078d27c339678bb690b7a895c3
Formbook
50a189fe28198ad7f41cfefd5fef208b25ec79be1bdddb540f1c9fef45e4f393
Formbook
7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
Formbook
adcc2671f1168261ceace2da6f28a79e0b3bc2f774fac1d79f4628f494951d24
Formbook
b12941d367baf1228f6d262c4696b267cd1d36e600742aaf1fee00582fe1ea07
Formbook
db351de507bfb075469e69ffe4859653ca3b3d0729c0236a5d3f8fd935e01cde
Formbook
ef77a8918ed19e4c73ba620ee2fba77e1058d8b132768ef034dc10322d560aa0
Formbook
+ 4'205 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/210317-hmebawqm4x/
Behaviour
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.liveonlinehdplay24.com/kzsw/
Unpacked files
SH256 hash:
2b43013edb5706a946f4e523a1a219b31fe2a7e05c48884c048882b3c1327655
MD5 hash:
b7159eb14fe565d4e233604b629bbd8a
SHA1 hash:
64f82c67e6c7cbc078141162a49bffcee3d9ebb9
Link:
https://www.unpac.me/results/aad3f05c-5fc9-48a9-8f52-c29f758af5bb/
SH256 hash:
d4d9f4f819d9643ed741b47cb2a51d92a090f37e5578226efa621fceb9981d22
MD5 hash:
7acfbb21cd73f88950a36cbcf1dd1014
SHA1 hash:
cce3baa544a4d96b9926d7136769c54eb22c478d
Link:
https://www.unpac.me/results/aad3f05c-5fc9-48a9-8f52-c29f758af5bb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.40
Link:
https://yomi.yoroi.company/submissions/d4d9f4f819d9643ed741b47cb2a51d92a090f37e5578226efa621fceb9981d22

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

The table below shows additional information about this malware sample such as delivery method and external references.

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