MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d1dfcf2c14f3a10655f061a7833367abdcdeba8ad5ab3843edc4bed4ec19e9f9. 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: d1dfcf2c14f3a10655f061a7833367abdcdeba8ad5ab3843edc4bed4ec19e9f9
SHA3-384 hash: c3729805a1497d8aa703eba91498fc8ea78a5010b60d0884c76d2772cdcf40435db1a5d87940254a7220451ba3fca330
SHA1 hash: 69a073b8c920178f9c0c04d3d77c96bd8c114525
MD5 hash: f19cdd42bfeab433f08588bcedfd51e1
humanhash: pasta-carbon-earth-oranges
File name:Shipping Document.exe
Download: download sample
Signature Formbook
File size:455'680 bytes
First seen:2020-08-15 05:54:02 UTC
Last seen:2020-08-15 06:52:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:PbsIe25Z63LrrIGLrYCpJtO9p0Y1OKn73HXcKmxLf:Pze25ZSIW5HAOa7XXmxj
Threatray 2'669 similar samples on MalwareBazaar
TLSH D2A4C0117655DF09D12A833ECA8A940447F9AC1B7272EF15BFEA23DD4501BB29F124CE
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mail.h-email.net
Sending IP: 156.96.59.30
From: ''Support''<supportvietnam@dhl.com>
Subject: Delivery Notification
Attachment: Shipping Document.zip (contains "Shipping Document.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Launching cmd.exe command interpreter
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Benign windows process drops PE files
Detected FormBook malware
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 268258 Sample: Shipping Document.exe Startdate: 16/08/2020 Architecture: WINDOWS Score: 100 51 www.miracledynamic.win 2->51 59 Malicious sample detected (through community Yara rule) 2->59 61 Sigma detected: Scheduled temp file as task from temp location 2->61 63 Yara detected AntiVM_3 2->63 65 10 other signatures 2->65 11 Shipping Document.exe 7 2->11         started        signatures3 process4 file5 39 C:\Users\user\AppData\Roaming\tTwfJbPgD.exe, PE32 11->39 dropped 41 C:\Users\...\tTwfJbPgD.exe:Zone.Identifier, ASCII 11->41 dropped 43 C:\Users\user\AppData\Local\...\tmp3EB6.tmp, XML 11->43 dropped 45 C:\Users\user\...\Shipping Document.exe.log, ASCII 11->45 dropped 71 Injects a PE file into a foreign processes 11->71 15 Shipping Document.exe 11->15         started        18 schtasks.exe 1 11->18         started        20 Shipping Document.exe 11->20         started        signatures6 process7 signatures8 81 Modifies the context of a thread in another process (thread injection) 15->81 83 Maps a DLL or memory area into another process 15->83 85 Sample uses process hollowing technique 15->85 87 Queues an APC in another process (thread injection) 15->87 22 explorer.exe 4 15->22 injected 27 conhost.exe 18->27         started        process9 dnsIp10 53 arttextileduverdon.info 153.126.139.69, 49737, 80 SAKURA-ASAKURAInternetIncJP Japan 22->53 55 www.manbet22.net 22->55 57 www.arttextileduverdon.info 22->57 37 C:\Users\user\AppData\...\a2kdefkf2b.exe, PE32 22->37 dropped 67 System process connects to network (likely due to code injection or exploit) 22->67 69 Benign windows process drops PE files 22->69 29 chkdsk.exe 1 17 22->29         started        file11 signatures12 process13 file14 47 C:\Users\user\AppData\...\OQ4logrv.ini, data 29->47 dropped 49 C:\Users\user\AppData\...\OQ4logri.ini, data 29->49 dropped 73 Detected FormBook malware 29->73 75 Tries to steal Mail credentials (via file access) 29->75 77 Tries to harvest and steal browser information (history, passwords, etc) 29->77 79 3 other signatures 29->79 33 cmd.exe 1 29->33         started        signatures15 process16 process17 35 conhost.exe 33->35         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-15 05:55:12 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Creates scheduled task(s)
Gathers network information
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.mansiobok3.info/xwqs/
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 d1dfcf2c14f3a10655f061a7833367abdcdeba8ad5ab3843edc4bed4ec19e9f9

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments