MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c62da41bbe27ef2aeaf2bcadd8e701bf7f2c6878445aad9158298b42c9f54b21. 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 File information Comments

SHA256 hash: c62da41bbe27ef2aeaf2bcadd8e701bf7f2c6878445aad9158298b42c9f54b21
SHA3-384 hash: 122284690c1864fb42e4a29bb3b1f628217cfb8adef397930dacf3c0f9df0ef61b01c9998e5ca47fec13fd9ea22a1dc5
SHA1 hash: 3d5594e8cd80e2aea597c52f7abe638637b49ffb
MD5 hash: 5ffb5cc51fe583f2956ca2f3b7b3034e
humanhash: arizona-mexico-idaho-video
File name:Quotation.exe
Download: download sample
Signature Formbook
File size:585'728 bytes
First seen:2020-10-26 12:54:25 UTC
Last seen:2020-10-28 01:22:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:MZIFADHXuRg9CGESlO6jOpUPN17+t3SnVp2b5sdOHxN:MDHdjES9jOpmEF6Vp6s+
Threatray 2'740 similar samples on MalwareBazaar
TLSH 57C4E021738CD746E13A47B85431D030A7F07C86CB22D6197ED4BAAF26B2E858B76717
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: fhtextile.com
Sending IP: 193.142.59.117
From: Laudia <infofh@fhtextile.com>
Subject: New Order
Attachment: Old Quotation and New Items.img (contains "Quotation.exe")

Intelligence


File Origin
# of uploads :
3
# of downloads :
78
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the Windows subdirectories
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 304989 Sample: Quotation.exe Startdate: 26/10/2020 Architecture: WINDOWS Score: 100 35 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 6 other signatures 2->41 10 Quotation.exe 4 2->10         started        process3 signatures4 49 Tries to detect virtualization through RDTSC time measurements 10->49 51 Injects a PE file into a foreign processes 10->51 13 Quotation.exe 10->13         started        process5 signatures6 53 Modifies the context of a thread in another process (thread injection) 13->53 55 Maps a DLL or memory area into another process 13->55 57 Sample uses process hollowing technique 13->57 59 Queues an APC in another process (thread injection) 13->59 16 explorer.exe 13->16 injected process7 dnsIp8 27 www.hnzrfc.com 156.231.20.40, 49737, 80 XHOSTSERVERUS Seychelles 16->27 29 www.achievewell.xyz 204.12.231.12, 49740, 80 WIIUS United States 16->29 31 4 other IPs or domains 16->31 33 System process connects to network (likely due to code injection or exploit) 16->33 20 raserver.exe 16->20         started        signatures9 process10 signatures11 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        process12 process13 25 conhost.exe 23->25         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-10-26 02:08:39 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.savageenterprizezllc.com/emn/
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 c62da41bbe27ef2aeaf2bcadd8e701bf7f2c6878445aad9158298b42c9f54b21

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments