MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8
SHA3-384 hash: 765dc4d1050a190988d6a29623593f8f1f52984135a13b461fbb916e7990785360d097dd943023ddb586d60a8c79af82
SHA1 hash: 6bfd67c6bca69df6ed4f0d20842ab4ebdfafcde4
MD5 hash: f5ffaae6be1c826e53cbd033f83d5c8e
humanhash: skylark-carbon-nineteen-five
File name:Order specs19.11.20.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:859'648 bytes
First seen:2020-11-19 06:49:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f19034443dbba8ae65cae64d05fef57a (13 x Loki, 3 x Formbook, 2 x AgentTesla)
ssdeep 12288:xbkNnMdUO4rvcMZKwangiFPWY/mnM44ZVA0hj+22etupDboQcNdhVACRYeK8LX:m6j4rvrKwang6WCxVA0dOGMDvcNdMX
Threatray 2'979 similar samples on MalwareBazaar
TLSH 7505AF5FA1A0483FE03316389C1B5BA46AF5BE50EDB46C462BE43D086F7919274172BF
Reporter abuse_ch
Tags:FormBook scr


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: mx01.deltacity.net
Sending IP: 91.190.227.188
From: HBEC Thailand <info@www.hbec-thailand.com>
Reply-To: <commercial.rlavel@gmail.com>
Subject: ORDER ENQUIRY
Attachment: Order specs19.11.20.pdf.img (contains "Order specs19.11.20.scr")

Intelligence

File Origin
# of uploads :
1
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Unauthorized injection to a system process
Result
Gathering data
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/542673
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Initial sample is a PE file and has a suspicious name
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 320434 Sample: Order specs19.11.20.scr Startdate: 19/11/2020 Architecture: WINDOWS Score: 100 34 www.pt-mind.com 2->34 38 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 7 other signatures 2->44 11 Order specs19.11.20.exe 2->11         started        signatures3 process4 signatures5 52 Maps a DLL or memory area into another process 11->52 14 Order specs19.11.20.exe 11->14         started        process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 28 www.brite.info 51.195.43.214, 49767, 80 OVHFR France 17->28 30 www.exquisite4adults.com 217.160.0.74, 49769, 80 ONEANDONE-ASBrauerstrasse48DE Germany 17->30 32 19 other IPs or domains 17->32 36 System process connects to network (likely due to code injection or exploit) 17->36 21 WWAHost.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-11-19 06:50:08 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=knbfvrdta7t5n2mn5lqgoqv75pnn4ub363siozvij2ssumcf6oua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
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005b07f4994dac828c9c730744e73a4fde81ce34bd642f6835985871a2fb0084
Formbook
15d71d7a0b659fa5429a2e96d9185dad6aca0fe201dfa802b7fd0ef2b8211c76
Formbook
321330f837123bfa71b5fba50ba33848c6060c72242e7cbfa37981f3e834719b
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6ea42d461e10aa280c9a3bf273e6edfd0cf92a916f35768546ef7f09484c0829
Formbook
72696d78e02a5f32462855866fee3ddba93f53a0a1bb84c58c98e84d623f3abd
Formbook
76b5083ce1a34c82e63cded85ecdf767f9d254e99a0d49174fbdd4a449857e41
Formbook
ba989ee01ad39b78f47142e56183f0946d74ded34ad136a48576a5a9aff25c34
Formbook
c18c5e02d67ca2dea08e13f3731c5dd0f5d8833bf2b606287c97e1d053564b85
Formbook
e0f3cc45f5f9d758b91fc99dbc5b838e8658fa28bad234825318e18d11806681
Formbook
e85ece3cee51156974c3fb8f0e2c707dae2b51b0d2db9e5fb10531d2fdd76ca6
Formbook
+ 2'969 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/201119-vv1684g3ne/
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 UnmapMainImage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.revitalizedmassages.com/nwrr/
Unpacked files
SH256 hash:
53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8
MD5 hash:
f5ffaae6be1c826e53cbd033f83d5c8e
SHA1 hash:
6bfd67c6bca69df6ed4f0d20842ab4ebdfafcde4
Link:
https://www.unpac.me/results/47217382-1b8b-4549-85e4-8ea65b284a6c/
SH256 hash:
7f2ad16d2ac4f09ae88ecf3689c05a6bbec177f1c67d3cf1df142e842a977e1a
MD5 hash:
515b7bfb497d4a517f17e46435761ada
SHA1 hash:
57e6492c9b4a7fc5565ad73fab3657da28cfc625
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/47217382-1b8b-4549-85e4-8ea65b284a6c/
Parent samples :
321330f837123bfa71b5fba50ba33848c6060c72242e7cbfa37981f3e834719b
53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/53425ac47307/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:crime_win32_ransom_avaddon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819

File information

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

Malspam

Formbook

img 4e11cbd2ff05875fccdb87ebacdb455c85a86a157332e598d788108fe3c3d13b

Formbook

Executable exe 53425ac47307e7d6e98deae06742bfebdade503bf6e48766a84ea52a3045f3a8

(this sample)

  
Dropped by
MD5 2051eb7553824619a9e682537f4df643
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4e11cbd2ff05875fccdb87ebacdb455c85a86a157332e598d788108fe3c3d13b

Comments