MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347. 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: 14


Intelligence 14 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347
SHA3-384 hash: d5c3a6dbb7f7f1499757e92a732ffa212d7e652dea9a9d50be3bd12c0fdfe5859dbca4085ec48374f6fa99f6cb1ffa37
SHA1 hash: 4cab32b04fe213e6a0f1fe71213f91d7190a83fe
MD5 hash: 3a53c286fd9b022444d64a8d55aef067
humanhash: hamper-washington-nitrogen-xray
File name:3a53c286fd9b022444d64a8d55aef067
Download: download sample
Signature Formbook
Create hunting rule
File size:468'537 bytes
First seen:2021-12-13 18:37:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 12288:CQfryqX7befK0lLfFixd6Qk5HW1DauY5FJL3z/K:CMrbzULIG81s5L3bK
TLSH T1D1A4232EA4E146FFE4A382F30D62FF86D3F6528E86E5145757982F3726420DB1C1C962
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 :
1
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MT103-259602.xlsx
Verdict:
Malicious activity
Analysis date:
2021-12-13 11:33:36 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan formbook stealer
Link:
https://app.any.run/tasks/ab753955-7407-4fd2-a085-c4fe864ae0d8

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/213663/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/1811/overview
Behaviour
MalwareBazaar
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61b793d88a1c0aab6a86e532/reports/f3599560-3e6f-49d3-974f-8614d790bd08/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/e508ad72-413c-4110-91fc-f6943020c0df
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/906562
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
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: 539037 Sample: OQ1y0gJ9wA Startdate: 13/12/2021 Architecture: WINDOWS Score: 100 31 www.telepaintherapy.com 2->31 33 www.lumenta.tech 2->33 35 telepaintherapy.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 OQ1y0gJ9wA.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\cytmsvfpq.dll, PE32 11->29 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 OQ1y0gJ9wA.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 www.maihetk.com 18->37 39 www.vulkan-mirror.space 80.89.235.209, 49785, 80 ON-LINE-DATAServerlocation-NetherlandsDrontenNL Netherlands 18->39 41 11 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 systray.exe 18->22         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 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/b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-12-13 18:37:11 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wavwzpgykw5cjy4li3a36hgjorf55e53smofl6s2zghfsxqvwndq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:r3ie loader rat
Link:
https://tria.ge/reports/211213-w9gpaseaf3/
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.76ptw.xyz/r3ie/
Unpacked files
SH256 hash:
b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347
MD5 hash:
3a53c286fd9b022444d64a8d55aef067
SHA1 hash:
4cab32b04fe213e6a0f1fe71213f91d7190a83fe
Link:
https://www.unpac.me/results/23fe40ef-4178-43da-8f68-d9480bf59fac/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b02b6cbcd855/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.33
Link:
https://yomi.yoroi.company/submissions/b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347

File information

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

Web download

Formbook

Executable exe b02b6cbcd855ba24e38b46c1bf1cc9744bde93bb931c55fa5ac98e595e15b347

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1881395/
Cape
Cape
https://www.capesandbox.com/analysis/213663/

Comments


Avatar
zbet commented on 2021-12-13 18:37:04 UTC

url : hxxp://107.173.229.169/d1/file_01.exe