MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e. 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 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e
SHA3-384 hash: 6c07f632b39a1800eac1a24424c61cb67655da66c3d2e192912ec8639145f2ce2023f31b1265ebe9f5448f813e1b31f8
SHA1 hash: be50cdbb0af4c77229e3de0ec7f34088aae64dc2
MD5 hash: 0031a23b4bb6abcdccc5f8122de5fcb5
humanhash: grey-seventeen-south-texas
File name:0031a23b4bb6abcdccc5f8122de5fcb5
Download: download sample
Signature Formbook
Create hunting rule
File size:290'617 bytes
First seen:2021-10-13 09:13:43 UTC
Last seen:2021-10-13 10:06:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:wBlL/c7HU+ICkZsFE03JDT37iHxU1D/RmNOZeXBiFkJTstHJXd0mU:Ce7HUDCysO0dLiWDc8ZHKmHImU
TLSH T1235412463393E9E7FC926EB089BB4626CBB74A4610B0119F6715CFB71C798C2D42A4C7
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TransportLabel_1189160070.xlsx
Verdict:
Malicious activity
Analysis date:
2021-10-13 08:39:41 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/8d0218b6-6402-4078-be30-15ce767e126a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/197128/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.9710.25754.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
Deleting a recently created file
Windows shutdown
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6166a360fd35fe780c3cd478/reports/54c497c2-8a86-4917-bc34-eefe0f7d6cd0/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9ef83f0b-f1c1-449b-a666-1cec3fc62c49
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/869457
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
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
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 501880 Sample: dtMT5xGa54 Startdate: 13/10/2021 Architecture: WINDOWS Score: 100 31 www.scottjasonfowler.com 2->31 33 www.epilasyonmerkeziankara.com 2->33 35 3 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 5 other signatures 2->49 11 dtMT5xGa54.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\dulsmde.dll, PE32 11->29 dropped 63 Detected unpacking (changes PE section rights) 11->63 65 Tries to detect virtualization through RDTSC time measurements 11->65 67 Injects a PE file into a foreign processes 11->67 15 dtMT5xGa54.exe 11->15         started        signatures6 process7 signatures8 69 Modifies the context of a thread in another process (thread injection) 15->69 71 Maps a DLL or memory area into another process 15->71 73 Sample uses process hollowing technique 15->73 75 Queues an APC in another process (thread injection) 15->75 18 explorer.exe 15->18 injected process9 dnsIp10 37 campusguideconsulting.com 141.136.43.26, 49797, 80 SENDER-ASLT Lithuania 18->37 39 verifiedpaypal.net 158.69.52.184, 49790, 80 OVHFR Canada 18->39 41 12 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 53 Performs DNS queries to domains with low reputation 18->53 22 help.exe 18->22         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 22->55 57 Modifies the context of a thread in another process (thread injection) 22->57 59 Maps a DLL or memory area into another process 22->59 61 Tries to detect virtualization through RDTSC time measurements 22->61 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/2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e/
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:mxnu loader rat
Link:
https://tria.ge/reports/211013-k7bvgsdgh4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.naplesconciergerealty.com/mxnu/
Unpacked files
SH256 hash:
2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e
MD5 hash:
0031a23b4bb6abcdccc5f8122de5fcb5
SHA1 hash:
be50cdbb0af4c77229e3de0ec7f34088aae64dc2
Link:
https://www.unpac.me/results/71b701c7-b113-49cb-9081-f88ab96ab3e2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e

File information

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

Web download

Formbook

Executable exe 2ffbb436257f6f348fade42e94df5737ab8b9d9848a220206992c52d917a7b5e

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1667232/
  
URLhaus
https://urlhaus.abuse.ch/url/1673361/
Cape
Cape
https://www.capesandbox.com/analysis/197128/
  
URLhaus
https://urlhaus.abuse.ch/url/1675013/

Comments


Avatar
zbet commented on 2021-10-13 09:13:44 UTC

url : hxxp://192.3.110.172/00001/vbc.exe