MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdba73f900861b39ff94d10a120acba8d1133014a3c6b2764607b12e1bef12d5. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bdba73f900861b39ff94d10a120acba8d1133014a3c6b2764607b12e1bef12d5
SHA3-384 hash: 19bc1b7a5658553e17d83f0a3db83db6fb2df8b773745a6f8214ad9d563cd8697b31bbe8d57f04600e301ef1fad5b3e4
SHA1 hash: 5a24e46ab83c5a5f59fe9b74267b38ea9a0ac918
MD5 hash: a1cdf451eed579560b64c888c97568bb
humanhash: cold-snake-five-victor
File name:DHL4198278Err-PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:213'743 bytes
First seen:2021-05-26 07:39:15 UTC
Last seen:2021-05-26 09:18:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 3072:aLk395hYXJlMj3Y/GqmlQRRe/J4iwg3Hi+ekXzQrU8uWd6JXm83tm2N9Fnb:aQqgjY2QRAai3y+rodqXT3tmu/b
Threatray 5'421 similar samples on MalwareBazaar
TLSH FF24022F79E5089FDCB381764877AB79F6376A5613198D5367300FE72A202838E252C3
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/162302/
Detection(s):
SecuriteInfo.com.Mal.Generic-S.21734.20416.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Sending a UDP request
Unauthorized injection to a recently created process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Forced shutdown of a system process
Unauthorized injection to a system process
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/792337
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 424735 Sample: DHL4198278Err-PDF.exe Startdate: 26/05/2021 Architecture: WINDOWS Score: 100 31 www.nassausbestroofers.com 2->31 33 www.fuersz.com 2->33 35 nassausbestroofers.com 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 4 other signatures 2->49 11 DHL4198278Err-PDF.exe 20 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\System.dll, PE32 11->29 dropped 59 Detected unpacking (changes PE section rights) 11->59 61 Maps a DLL or memory area into another process 11->61 63 Tries to detect virtualization through RDTSC time measurements 11->63 15 DHL4198278Err-PDF.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 jpavwa.com 45.221.98.240, 49729, 80 sun-asnSC South Africa 18->37 39 thedomestead.com 46.23.69.44, 49751, 80 UK2NET-ASGB United Kingdom 18->39 41 17 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 msdt.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 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/bdba73f900861b39ff94d10a120acba8d1133014a3c6b2764607b12e1bef12d5/
Threat name:
Win32.Trojan.Hynamer
Create hunting rule
Status:
Malicious
First seen:
2021-05-26 06:16:08 UTC
AV detection:
13 of 47 (27.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xw5hh6iaqyntt74u2efbecwlvdirgmauupdle5sga6ys4g7pclkq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1f608cb60e33615fb8a94a9d240d27cf99bbe344e24a486ed3311623611930a0
Formbook
456614711c0a92e9455fc588f27889ee37c509b2f5e8c901d351346e8cf6140c
Formbook
49217eb71ec8276e6fdb8573c02691fa5b9de9cb14be7b82c4ec6570f78fcfdf
Formbook
59ced73cabf35385aaedb67d1b0cd813cc16f5f8e056add78cf50f3abc28351a
Formbook
8909a6a1081cf2202e33dbc0e496c5be450f360b8f2d63a05c8c671d5ffb00de
Formbook
8d0c96f1776267d62dff665af9687e0a5bb0fa35d9bd151c8871114d797020f1
Formbook
b36a2901bfafd8723bfddd0388f65b0a46237b063ca33edbf773bb589f929981
Formbook
c9b6e262a0d1effd54b6ffcdc4f761d159e21b74afd02519aed342c1d7fac68e
Formbook
e1fee7ee20f6d3bd6e913baeae737c558014454223d552c125c3f963e7c1a843
Formbook
f782375e80f3a68b36457886ac1c6490e2497e6c9fb3ffdb33c1679597f0770e
Formbook
+ 5'411 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210526-w3lp4l821n/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.joynerpropertyinvestments.com/ubqx/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bdba73f900861b39ff94d10a120acba8d1133014a3c6b2764607b12e1bef12d5

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

Formbook

Executable exe bdba73f900861b39ff94d10a120acba8d1133014a3c6b2764607b12e1bef12d5

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/162302/

Comments