MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b. 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 2 File information Comments
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SHA256 hash: 7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b
SHA3-384 hash: 02d02fd768ce0b922ffe0ee7d456b5578886c991fdca4af6c5efdea7226654a6129863b0db4a0981ef93fed1ea7ef97b
SHA1 hash: ea3c16e392961c431a09a68aab7dbf48b3a08c75
MD5 hash: dcf27acafb4a26ac3d198482a0ddc846
humanhash: carpet-red-texas-fish
File name:dcf27acafb4a26ac3d198482a0ddc846.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'183'232 bytes
First seen:2021-06-04 16:20:49 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 12288:FWfvDLTpAW5UWvT7fZyCuCzMTRAqJ3uKR2Ex/zI05yM/30lC0c9s9I+dzYowtBWu:FWf7Lj5b4izMTRjuKR2Y2e
TLSH 474509EA7D80F4AED4C6CA39C6E81C65FF1294FA020B4EC74097679C5A4E64BFF14492
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
583
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dcf27acafb4a26ac3d198482a0ddc846.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-04 16:25:42 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/16d34e13-a9a1-44fd-ae1f-54675aca7ab5

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/164634/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.803.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797387
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 429783 Sample: 6dTTv9IdCw.exe Startdate: 04/06/2021 Architecture: WINDOWS Score: 100 31 www.a3i7ufz4pt3.net 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 8 other signatures 2->45 11 6dTTv9IdCw.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\6dTTv9IdCw.exe.log, ASCII 11->29 dropped 55 Detected unpacking (changes PE section rights) 11->55 57 Detected unpacking (overwrites its own PE header) 11->57 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 6dTTv9IdCw.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.xzklrhy.com 156.255.140.216, 49758, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 18->33 35 www.cmannouncements.com 74.220.199.8, 49757, 80 UNIFIEDLAYER-AS-1US United States 18->35 37 9 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cmmon32.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-06-04 13:26:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
42
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=p55zvaq66kjudlmuf22mh2s2nb3y5g3an4yp47xe3iepbcwsun5q._file
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210604-2hvg178w6x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Unpacked files
SH256 hash:
1e7c66f6da06a0ea81371fb98d0e76424a600518b808140279c7ba8e06541ac5
MD5 hash:
8fe0389e4b903545421e42b628186cd2
SHA1 hash:
f6adc3d1a4ac995fad2a49474243d896b0236c2b
Link:
https://www.unpac.me/results/ba5bf6c1-7b06-46e7-9919-7959bfbcf391/
SH256 hash:
7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b
MD5 hash:
dcf27acafb4a26ac3d198482a0ddc846
SHA1 hash:
ea3c16e392961c431a09a68aab7dbf48b3a08c75
Link:
https://www.unpac.me/results/ba5bf6c1-7b06-46e7-9919-7959bfbcf391/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b

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
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Rule name:Skystars_Malware_Imphash
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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 7f7b9a821ef29341ad942eb4c3ea5a68778e9b606f30fe7ee4da08f08ad2a37b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1323003/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1323001/
Cape
Cape
https://www.capesandbox.com/analysis/164634/
  
URLhaus
https://urlhaus.abuse.ch/url/1325806/
  
URLhaus
https://urlhaus.abuse.ch/url/1325938/

Comments