MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f
SHA3-384 hash: 6a9e5df69cf37370b12f26c67a1aed27ae7e1d1c3d8ab4e2372931cd158a141ca1ce3b17279f8ba1587e588ec1ed2105
SHA1 hash: 63507d6d53b25b38f45202748fc47d2205c5c303
MD5 hash: 0186fcbf972cd1ef64f0bad67d77757b
humanhash: july-single-winter-black
File name:0186fcbf972cd1ef64f0bad67d77757b.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:483'840 bytes
First seen:2020-10-08 12:18:36 UTC
Last seen:2020-10-08 13:24:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:k1SivlLmcmILdT5WCo5BKeZZj0ayD18S:k1hLBmulsQeZ818
Threatray 176 similar samples on MalwareBazaar
TLSH BBA48DB37DC2582DCD5947B14D7209E0FA7622CE3F93490E729E530C4E16B1BA35A26E
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/69195/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Sending a UDP request
Creating a window
Creating a file
Running batch commands
Launching a process
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/485310
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates an autostart registry key pointing to binary in C:\Windows
Drops PE files to the user root directory
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-08 08:17:44 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Verdict:
unknown
Similar samples:
31f6a3a3c77c26fc3780f86844f36092aa0365006b17027ec9bb18ef8c26fdb7
Formbook
5e18a7e53e246b740a583555514158a7ec3dfa0b36944b6d8b76fcbc9668ec91
Formbook
a4b6103b1dfe717301995f598b140b0ce26e7a1541f45b6ed6485c05dca2692a
Formbook
a6fd278a82dad870444a8d93e3c05accdfaef779460c2f3777d9ef2441620a41
Formbook
b0055c111a78ee76cb6946a1e9a22f96b1b0533537865d055f465b03ac1aa7df
Formbook
b24e43f00bbbd88fea2b129c08915d84b5a7643326ff630a0cf013cb2105749c
Formbook
dc8416ba801755f20344a5d1e7e22601bfd1341615f21a7d9aef997c49505c0d
Formbook
e3dbbb858177e3f3bae3fd5501eb0c8d4109ed87b534dc97e50a2142f616201a
Formbook
f4e60792b136f02c28fd35322ee58bf723aeaa3611d286417d8b2b0707612cdc
Formbook
fbe07dca7476dba15e9dd639c2b5a71c6bbdf21b0f50ee1fde6aa5bc13e19243
Formbook
+ 166 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat persistence trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201008-9y2cjnnszn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.funpexw.com/dmr/
Unpacked files
SH256 hash:
1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f
MD5 hash:
0186fcbf972cd1ef64f0bad67d77757b
SHA1 hash:
63507d6d53b25b38f45202748fc47d2205c5c303
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
SH256 hash:
19d9922060be89a70b76e5c0056e751f1baa5d41819235c92cf4f5d7668e1267
MD5 hash:
811864a0b06c529af894a7fec6ddbf47
SHA1 hash:
d35b82933eb06a6ec60e8cbbdb65eb6cdcaeb6d2
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
Parent samples :
afa2f55e149097f9b250142bbfd94d9d56d10649c96adb079fdb0dfdac7c6660
69e2ae11e1b5cbe120bf02301191a1cf05e87fc09b09d63bd782abbf3615d05d
0b778873c94f6bc89a40294c0e85a38ab82509260cd2a2e8b73d00c5c90e8757
7ddfa6f44a60f4b894321f6977f8121cfb371c3c61ac872c58ba61fd5ee13deb
SH256 hash:
e3f3f21f1da73f127615d0ce7f20b1159facd9b5015ef223de73dddbcdf1f59a
MD5 hash:
7a4f8f06291d4cff66c36c4963e2d0e6
SHA1 hash:
dfe8b19e175fb63bd891664e11e9f7fa646f4bf1
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
SH256 hash:
82a59798123954cdc445531ab2af666004525c3d6904f73e86ade90f52248bc2
MD5 hash:
b2efd69e7b2f5c9f6d2d346554b58bc9
SHA1 hash:
14455c284aad9e6bbc4a2c99d56a084005572003
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
SH256 hash:
04795abb4c6737a18b5bc12353c3b6f68023fac7d167781f25da96a0b05bf9e0
MD5 hash:
a6c2b00194fc2ba3efca6b646f23eb75
SHA1 hash:
3307b3ab2b37dc5748159fba784a53677db24969
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
Parent samples :
22c3cc5bc8bb078f468b2e502ea5054aeaa77a7638c71aeedef7acd075e9af01
ff12520da32ca8d2478c1bdfbdbe7e057d3d6f079d81ceb2fc86c539889e1280
1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f
59559689439bba854e19b21520b3216e98e4ba644cc838905e73d30e38234b9b
SH256 hash:
5b2da32d65e247dede380c9f6565911666dbed8ef0c81c94ef14b91b0117661a
MD5 hash:
1dc9b011a29a0bfd8fb62549d7ff14a1
SHA1 hash:
5c8354db7a0ea63e63e001bfdf9081fd715d726e
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
SH256 hash:
1ae694faa60c6cfa6616e97a5102613731eede17bc78e4ef8dd3bebcc395778e
MD5 hash:
236bfe20e68a8b0931a4a07da3eef3e9
SHA1 hash:
85338c5888d180c93146e9bae34cbcd1e2228c64
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
SH256 hash:
f9b47d15eb789e6274d5ead1043fc3ba78a9d035a23d36012d039b4fae0a015f
MD5 hash:
565af18c27ff89ee8541ef0c5f4e56a0
SHA1 hash:
4ac69fbb2c841d6e47b3b93b0d378cdfb5603335
Link:
https://www.unpac.me/results/f914cf8c-7c98-40e3-a1a1-d140e80230e1/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f

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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Web download

Formbook

Executable exe 1db414febba5eddd16aa7b82e72ceaa2ffbc2259521d50d07a09eb20f43e4b2f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/669467/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/69195/

Comments