MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766
SHA3-384 hash: 7b47a11e50c50f7deec791e7d05188ff4d05747146b112decf8cb0ff0e6ba8c5c73ea2e4482775479f857f432a4f5434
SHA1 hash: 8d8670649046cd29dbd262893791fccdc79d28e4
MD5 hash: c87f5060d82f25983be7bc6a061604be
humanhash: four-july-west-october
File name:c87f5060d82f25983be7bc6a061604be.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'385'984 bytes
First seen:2021-08-19 08:33:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:jk9+js89BiR7G9AxgK4JAGnlfErmMnfk/iQ2+S0dG0koz:jU+jsaQR7G9hKAA0fE9fk/PjZ
Threatray 8'115 similar samples on MalwareBazaar
TLSH T192555A3D29B83627C1BAC776CBE18817F054A89F7511EDA9A8D253660303B9775C323E
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c87f5060d82f25983be7bc6a061604be.exe
Verdict:
Malicious activity
Analysis date:
2021-08-19 08:36:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fe9835f1-da60-4e6e-b705-1b78a0d390bb

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/180595/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.998-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun by creating a file
Result
Verdict:
UNKNOWN
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/13b8383b-e901-4555-9ba1-aece4f2d58cd
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/835631
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
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
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 468062 Sample: 42yTynkXXH.exe Startdate: 19/08/2021 Architecture: WINDOWS Score: 100 41 www.rachelburgin.info 2->41 43 rachelburgin.info 2->43 45 www.hippopotamus-consultation.com 2->45 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 8 other signatures 2->59 11 42yTynkXXH.exe 7 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\Roaming\HWoaxveQ.exe, PE32 11->33 dropped 35 C:\Users\...\HWoaxveQ.exe:Zone.Identifier, ASCII 11->35 dropped 37 C:\Users\user\AppData\Local\...\tmpA1B4.tmp, XML 11->37 dropped 39 C:\Users\user\AppData\...\42yTynkXXH.exe.log, ASCII 11->39 dropped 71 Uses schtasks.exe or at.exe to add and modify task schedules 11->71 73 Tries to detect virtualization through RDTSC time measurements 11->73 75 Injects a PE file into a foreign processes 11->75 15 42yTynkXXH.exe 11->15         started        18 schtasks.exe 1 11->18         started        signatures6 process7 signatures8 77 Modifies the context of a thread in another process (thread injection) 15->77 79 Maps a DLL or memory area into another process 15->79 81 Sample uses process hollowing technique 15->81 83 Queues an APC in another process (thread injection) 15->83 20 explorer.exe 15->20 injected 24 conhost.exe 18->24         started        process9 dnsIp10 47 www.o8nholding.xyz 20->47 49 japanesexxxvideo7.com 46.182.111.137, 49721, 80 YISP-ASNL Netherlands 20->49 51 5 other IPs or domains 20->51 61 System process connects to network (likely due to code injection or exploit) 20->61 63 Performs DNS queries to domains with low reputation 20->63 26 control.exe 20->26         started        signatures11 process12 signatures13 65 Modifies the context of a thread in another process (thread injection) 26->65 67 Maps a DLL or memory area into another process 26->67 69 Tries to detect virtualization through RDTSC time measurements 26->69 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2021-08-19 08:35:06 UTC
AV detection:
19 of 46 (41.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oks6r6ew4ktvq3efjudiwb7wwx4gqsqjv3x25tq3vohhr7sye5ta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1e46ccc09a1bbcf427da5d02951660cf45cdf9b809884988157d680888bf8796
Formbook
29f3a920994225a5424f5e1710a9980710e4330f85aeade18182b5fbd5f2a354
Formbook
6137b2968c98b110deef11d69b037a5d541b39b930628d12881b6daa5bdb9bb4
Formbook
6e2f5b008bdbf0b7c7c81649b7097bba3b1a6937b59c6e8eb20f1882707cfbbc
Formbook
6f42be9adbf8a5232ff93cbbd74b5616319ed32863c9b5cc9f6fb9383d618151
Formbook
89fd73d17d825a1e661f69b41ffd9fcd9f5a3d044159763cbc82ffd0210eb78a
Formbook
d1f6a233ac2f32b294aab2fbab59ffea7747cbe238fc12efa7e8d4bf064ffea9
Formbook
+ 8'105 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:i7dg loader rat
Link:
https://tria.ge/reports/210819-1c6yy8efje/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.pdam-lebak.com/i7dg/
Unpacked files
SH256 hash:
21d8f0deb2e7484ca5c4cd43bdd63538ec1e6b9b709df3d0a436372a1a9f4e4b
MD5 hash:
b71b8a70ea5a819f7614abdc483dc3f9
SHA1 hash:
48913f80d6a0b8fec65ec07f2df52612cde55059
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/af905ed4-e273-4cf1-ad69-c18f992799b2/
Parent samples :
38b7a5626e00ff148782f6726d11dfabee44922c40bac65a09eaf0b2a44e4c65
d1f6a233ac2f32b294aab2fbab59ffea7747cbe238fc12efa7e8d4bf064ffea9
61b0520ff97d02ed6ede17c12be0d96d37bac631502cc8b03a82af4726c81fdf
72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766
d3eccc66ef4ba0da8d9f673433468d218bc98858bc08955ea2383a53766517e5
d5a7586f6a1a178492ba5fdcde2f901aa2c9b51a3740368e6bec77fa9476ab00
8b5810ee2da1dcec5e8f06f1b56bbdeee77cdc6628289218789fc185e1ecfcf6
SH256 hash:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
Link:
https://www.unpac.me/results/af905ed4-e273-4cf1-ad69-c18f992799b2/
SH256 hash:
76d8551cf78a1264437c5fb0b518f807d0d9fce84ed1840d81f9c11a38b5e212
MD5 hash:
a8dac8d8651b49a58709eed42b0dd5e6
SHA1 hash:
6499a1ff997558c7b8ff80972de7777666852a56
Link:
https://www.unpac.me/results/af905ed4-e273-4cf1-ad69-c18f992799b2/
SH256 hash:
72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766
MD5 hash:
c87f5060d82f25983be7bc6a061604be
SHA1 hash:
8d8670649046cd29dbd262893791fccdc79d28e4
Link:
https://www.unpac.me/results/af905ed4-e273-4cf1-ad69-c18f992799b2/
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/72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe 72a5e8f896e2a7586c854d068b07f6b5f8684a09aeefaece1bab8e78fe582766

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1544596/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/180595/

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