MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891
SHA3-384 hash: 5096b10ae3e0bd609f586ab1bfb4b9c4fb859fe345c67756c77032373ddd39f134e0631bce2d7c26dfa185182da5ea45
SHA1 hash: bf461d7bc78fd36eb06ca49e4e02c3bc06897905
MD5 hash: 3e94bee073a286e8b446e87a126dde1e
humanhash: thirteen-may-april-violet
File name:INVOICE_90990_PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:304'901 bytes
First seen:2021-08-09 11:06:51 UTC
Last seen:2021-08-09 12:14:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8c9e2729b91e6cd98523a27cc78ab06c (7 x AgentTesla, 5 x Formbook, 4 x Loki)
ssdeep 6144:K88JIphcJQgx6nTM0qnI9SIBxbJUvGlTcVvwKEEtWm4O2e1:j8JvJQ7Q3ISwxbJSGlTmEky+
Threatray 7'521 similar samples on MalwareBazaar
TLSH T17754E001B5D9C030E4325A3119B584AA9A3EFDB04F4F4F6F37D99E694FB41C16A24EB2
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
4
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INVOICE_90990_PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-08-09 11:11:10 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/0e52cf53-6bff-414f-9d5d-f2a6af4fd78a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/177519/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen3.1955.7105.9395.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
DNS request
Connection attempt
Sending an HTTP GET request
Sending a UDP request
Unauthorized injection to a system process
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ca8e6f22-e8ae-4274-ae27-57267dbd117b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/829228
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
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: 461656 Sample: INVOICE_90990_PDF.exe Startdate: 09/08/2021 Architecture: WINDOWS Score: 100 28 www.topelk.com 2->28 30 www.priormakers.net 2->30 32 topelk.com 2->32 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 7 other signatures 2->54 10 INVOICE_90990_PDF.exe 2->10         started        signatures3 process4 signatures5 56 Detected unpacking (changes PE section rights) 10->56 58 Maps a DLL or memory area into another process 10->58 60 Tries to detect virtualization through RDTSC time measurements 10->60 13 INVOICE_90990_PDF.exe 10->13         started        process6 signatures7 62 Modifies the context of a thread in another process (thread injection) 13->62 64 Maps a DLL or memory area into another process 13->64 66 Sample uses process hollowing technique 13->66 68 Queues an APC in another process (thread injection) 13->68 16 chkdsk.exe 13->16         started        19 explorer.exe 13->19 injected process8 dnsIp9 40 Modifies the context of a thread in another process (thread injection) 16->40 42 Maps a DLL or memory area into another process 16->42 44 Tries to detect virtualization through RDTSC time measurements 16->44 22 cmd.exe 1 16->22         started        34 www.zombiguitar.com 81.17.29.150, 49726, 80 PLI-ASCH Switzerland 19->34 36 www.bavarian-luxury.com 85.13.128.31, 49733, 80 NMM-ASD-02742FriedersdorfHauptstrasse68DE Germany 19->36 38 10 other IPs or domains 19->38 46 System process connects to network (likely due to code injection or exploit) 19->46 24 autoconv.exe 19->24         started        signatures10 process11 process12 26 conhost.exe 22->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-09 06:59:43 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qwkr63hcjlimlznhhqtljdokfspaco2viy46i3n7ak772vwpdciq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
25a0902b3158cd4c095c68e6f549d8a8f26415037bf234c17b052fa70574caf3
Formbook
39fc8ada09fdee11dac8fbb0236624c2d5dcf2b66d8f2aa4bbcdeada6de6206b
Formbook
5f62c82e01a45dde5a413f87a79141b9d395a91fe39ef0511ed0792669dbd328
Formbook
6f16d3f4edabb65e90a4d55adfd531ca7b9b04eda32bb1a5c2489ab2e49f0491
Formbook
7e5cbd1d9fa1eab91099fcf24c569ce8e14fdcdc1f4f345d47ffdb5270c9312c
Formbook
cc0e5224224cd1137d4cdff798462d06a7e5e39e97858aac2ecc3c27b5c30b42
Formbook
d4b50f02cca2034a0feebf0145206aac100f816fba4dc91f8e8138819f46abb9
Formbook
+ 7'511 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:usvr loader rat suricata
Link:
https://tria.ge/reports/210809-xkkqe9ynfx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.microprojects.net/usvr/
Unpacked files
SH256 hash:
735a72c47cc8a0314c3e9b1a4efa120b3631bf72accec0e5dc105303810ad2fe
MD5 hash:
bf33aaa801bec9118216c716b69b0fde
SHA1 hash:
b62fc01a8116c09a15fc021a2fed52f4e898d3fc
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/5c05976f-3e5b-46d5-a6e3-594b8573835a/
Parent samples :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 hash:
85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891
MD5 hash:
3e94bee073a286e8b446e87a126dde1e
SHA1 hash:
bf461d7bc78fd36eb06ca49e4e02c3bc06897905
Link:
https://www.unpac.me/results/5c05976f-3e5b-46d5-a6e3-594b8573835a/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/85951f6ce24a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891

File information

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

Malspam

Formbook

rar b325f9c2ac2633700ba7f3d59d90b25b0936738d51da7b68e4465a5245124c27

Formbook

Executable exe 85951f6ce24ad0c5e5a73c26b48dca2c9e013b554639e46dbf02bffd56cf1891

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 b325f9c2ac2633700ba7f3d59d90b25b0936738d51da7b68e4465a5245124c27
Cape
Cape
https://www.capesandbox.com/analysis/177519/

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