MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df. 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: a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df
SHA3-384 hash: e062d87a08a3c60b109e7013ee337ef14c06ea8c7c6dbce19b512a8e9b888ba499dc36287e96470c824c5d3377f5e596
SHA1 hash: 29d3a810cf62635082811d90c3710f038bba6556
MD5 hash: df1647def310fed8de6a8d268b59116a
humanhash: colorado-high-enemy-social
File name:df1647def310fed8de6a8d268b59116a
Download: download sample
Signature Formbook
Create hunting rule
File size:300'848 bytes
First seen:2021-11-29 17:29:17 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 6144:rGiRb4yWsjC4lC1H+9CVLPpKPfit0gfqUsepF2qhkfUE5oNCuCpLsJ:N4y7jdl+QqLPpKP6SgfqEpF7c3luAwJ
Threatray 11'796 similar samples on MalwareBazaar
TLSH T13554128F3AC4EE77DAE9CA3064B3A62BF7F155E854204A1313796F3B8F16593044CA91
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 :
114
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
df1647def310fed8de6a8d268b59116a
Verdict:
Malicious activity
Analysis date:
2021-11-29 17:31:02 UTC
Tags:
installer
Link:
https://app.any.run/tasks/e5e2e3a1-647c-49cf-9da4-9c1062a46a5f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
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
Result
Malware family:
n/a
Score:
  0/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/164/overview
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/61a50e1fc4c5314148220c1d/reports/3fb5b320-81db-4bf1-9d2b-7fcf0a2f3b22/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f2da2628-7cf1-4706-9c65-42fb58fb8266
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/898091
Signature
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
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 530569 Sample: 7RP3j6hr30 Startdate: 29/11/2021 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 2 other signatures 2->39 11 7RP3j6hr30.exe 17 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\...\rsrejckev.dll, PE32 11->31 dropped 49 Tries to detect virtualization through RDTSC time measurements 11->49 51 Injects a PE file into a foreign processes 11->51 15 7RP3j6hr30.exe 11->15         started        signatures5 process6 signatures7 53 Modifies the context of a thread in another process (thread injection) 15->53 55 Maps a DLL or memory area into another process 15->55 57 Sample uses process hollowing technique 15->57 59 Queues an APC in another process (thread injection) 15->59 18 explorer.exe 15->18 injected process8 process9 20 wscript.exe 18->20         started        signatures10 41 Self deletion via cmd delete 20->41 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 23 cmd.exe 1 20->23         started        25 explorer.exe 2 155 20->25         started        process11 process12 27 conhost.exe 23->27         started        process13 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-11-29 06:44:41 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
10 of 28 (35.71%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uwqluyqtt3c37trys4srl7qd6hunpkx6vzvbvcsvly5qtk7hm3pq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
12fa6c4f9dc345eca587fe606caf9a5eccfcdc5456b2617ec17b1b1f1e06d24a
Formbook
1a92235ec84914d6b63d046bf213887d7c740026e8ed3e1ab3fb73cd061e5a34
Formbook
5e39768c8fd6bb7644322000828b9bd1c34d25c3be1a9a712761ba834910fcf0
Formbook
727392516c37b93aff8a1458ed1698baa0f12d294452fc140b26f4e2c8e31db5
Formbook
78bf20a97887ceb674ba6bbda37884a412be37dd320416d2222142c12f7de517
Formbook
7fb7251cf348d413059da050f27e4cd9a4f9ca833bbb11f554e19612d060a691
Formbook
b1a9315bbe1d7fed90a33a02d205fa96993061c7fb391ec408180f2381db9318
Formbook
+ 11'786 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:yrcy loader rat
Link:
https://tria.ge/reports/211129-v2569afed6/
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.drmichaelirvine.com/yrcy/
Unpacked files
SH256 hash:
a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df
MD5 hash:
df1647def310fed8de6a8d268b59116a
SHA1 hash:
29d3a810cf62635082811d90c3710f038bba6556
Link:
https://www.unpac.me/results/0e7e3750-ed9f-451a-a67c-a21287464c8a/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a5a0ba62139e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df

File information

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

Web download

Formbook

Executable exe a5a0ba62139ec5bfce38972515fe03f1e8d7aafeae6a1a8a555e3b09abe766df

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1833026/

Comments


Avatar
zbet commented on 2021-11-29 17:29:19 UTC

url : hxxp://103.167.92.57/072500002_0/vbc.exe