MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9aad58f1d569335bb140604794a5b3e2f02fd44ebbfc16e86b795b93f460e98c. 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: 7


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: 9aad58f1d569335bb140604794a5b3e2f02fd44ebbfc16e86b795b93f460e98c
SHA3-384 hash: 219649c78eaf7af2e40dae809357d4bd2c865316ce0d3354f9783c9bd098ada5859411cfe2d80be9527e593908269cb8
SHA1 hash: c61bbefd13a7d0e2929a2fcfb053b2d89a3994e0
MD5 hash: 85bf9189f1220e310d0d5626d7ca286c
humanhash: florida-queen-yankee-comet
File name:img-602105445-0001.exe
Download: download sample
Signature FormBook
File size:1'162'752 bytes
First seen:2020-08-05 09:20:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:VlwRrHV71kzgTc7nyz2+IBTkJpwKpwGy6iDb4Sy:VIrpegTc7nDIJpRpQfy
Threatray 5'089 similar samples on MalwareBazaar
TLSH 0335E0A43944DF9DC86E0F3078236800EBE1AE561E46F64FAC9779FC1BB514A4E1A34D
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: nsl5.hosthane.com
Sending IP: 217.116.192.24
From: MTEX NS | Printer <impressora@mtexns.com>
Subject: MTEX NS | Scan from printer
Attachment: img-602105445-0001.zip (contains "img-602105445-0001.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Benign windows process drops PE files
Detected FormBook malware
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 257711 Sample: img-602105445-0001.exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 54 www.privateblockchain.loan 2->54 56 www.soontoda.com 2->56 64 Malicious sample detected (through community Yara rule) 2->64 66 Yara detected AntiVM_3 2->66 68 Yara detected FormBook 2->68 70 5 other signatures 2->70 11 img-602105445-0001.exe 3 2->11         started        signatures3 process4 file5 52 C:\Users\user\...\img-602105445-0001.exe.log, ASCII 11->52 dropped 94 Tries to detect virtualization through RDTSC time measurements 11->94 96 Injects a PE file into a foreign processes 11->96 15 img-602105445-0001.exe 11->15         started        signatures6 process7 signatures8 98 Modifies the context of a thread in another process (thread injection) 15->98 100 Maps a DLL or memory area into another process 15->100 102 Sample uses process hollowing technique 15->102 104 Queues an APC in another process (thread injection) 15->104 18 explorer.exe 4 6 15->18 injected process9 dnsIp10 58 www.mnsruu.com 58.64.153.39, 49744, 80 NWT-AS-APASnumberforNewWorldTelephoneLtdHK Hong Kong 18->58 60 www.wwwjinsha802.com 18->60 62 www.cruisinclassicautosales.com 18->62 46 C:\Users\user\AppData\...\e0ilyv_ix-.exe, PE32 18->46 dropped 78 System process connects to network (likely due to code injection or exploit) 18->78 80 Benign windows process drops PE files 18->80 23 wlanext.exe 1 17 18->23         started        27 e0ilyv_ix-.exe 3 18->27         started        29 e0ilyv_ix-.exe 2 18->29         started        31 ipconfig.exe 18->31         started        file11 signatures12 process13 file14 48 C:\Users\user\AppData\...\40Ologrv.ini, data 23->48 dropped 50 C:\Users\user\AppData\...\40Ologri.ini, data 23->50 dropped 82 Detected FormBook malware 23->82 84 Tries to steal Mail credentials (via file access) 23->84 86 Tries to harvest and steal browser information (history, passwords, etc) 23->86 92 2 other signatures 23->92 33 cmd.exe 1 23->33         started        88 Injects a PE file into a foreign processes 27->88 35 e0ilyv_ix-.exe 27->35         started        38 e0ilyv_ix-.exe 29->38         started        40 e0ilyv_ix-.exe 29->40         started        42 e0ilyv_ix-.exe 29->42         started        90 Tries to detect virtualization through RDTSC time measurements 31->90 signatures15 process16 signatures17 44 conhost.exe 33->44         started        72 Modifies the context of a thread in another process (thread injection) 35->72 74 Maps a DLL or memory area into another process 35->74 76 Sample uses process hollowing technique 35->76 process18
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2020-08-05 05:32:12 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Program crash
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Malspam

FormBook

Executable exe 9aad58f1d569335bb140604794a5b3e2f02fd44ebbfc16e86b795b93f460e98c

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments