MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b
SHA3-384 hash: 64a9cffed62daf3a1821f6b0f0053b8fec9ca63bbffec621a8fed2e38120761d41f54326bf47c5f190ccc7be936b678c
SHA1 hash: eead625b691bf14e793eb3b14e21175bef1172e1
MD5 hash: 2f66472775a1d52a7aa5c54e4f50160b
humanhash: april-skylark-magazine-fifteen
File name:SOA.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:216'576 bytes
First seen:2021-09-02 09:20:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a7b457d95a61ac70fd2b86bfae649b5a (6 x Formbook, 3 x AgentTesla, 1 x a310Logger)
ssdeep 6144:DgEfD/i1lkemVTt+ASZNaEz2lsS+QwyqquVy:pmet+fNi+0+
Threatray 8'889 similar samples on MalwareBazaar
TLSH T109240636B7C1F42EE082447DB619EFA55424393029A8C453F7C2AF1B78715EADA25F0B
dhash icon d0d6969696ccd4d6 (26 x SnakeKeylogger, 5 x RemcosRAT, 2 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
206
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA.exe
Verdict:
Malicious activity
Analysis date:
2021-09-02 09:24:00 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e26b6efe-20eb-4755-99ad-1b49dd118656

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/184716/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader41.64497.7785.12316.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
Unauthorized injection to a system process
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/13fc9ab8-68d9-4367-a772-8aa6de45b472
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/843898
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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 domain / URL
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 476329 Sample: SOA.exe Startdate: 02/09/2021 Architecture: WINDOWS Score: 100 27 www.yourbusine.xyz 2->27 47 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 53 5 other signatures 2->53 10 SOA.exe 14 2->10         started        signatures3 process4 dnsIp5 35 img.neko.airforce 167.172.239.151, 443, 49710 DIGITALOCEAN-ASNUS United States 10->35 55 Maps a DLL or memory area into another process 10->55 57 Tries to detect virtualization through RDTSC time measurements 10->57 14 SOA.exe 10->14         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 14->59 61 Maps a DLL or memory area into another process 14->61 63 Sample uses process hollowing technique 14->63 65 Queues an APC in another process (thread injection) 14->65 17 systray.exe 14->17         started        20 explorer.exe 14->20 injected process9 dnsIp10 37 Self deletion via cmd delete 17->37 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Tries to detect virtualization through RDTSC time measurements 17->43 23 cmd.exe 1 17->23         started        29 www.subusastry.com 199.34.228.79, 49734, 80 WEEBLYUS United States 20->29 31 9westholdings.com 192.185.52.242, 49733, 80 UNIFIEDLAYER-AS-1US United States 20->31 33 11 other IPs or domains 20->33 45 System process connects to network (likely due to code injection or exploit) 20->45 signatures11 process12 process13 25 conhost.exe 23->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-09-02 09:21:08 UTC
AV detection:
11 of 40 (27.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4y3cl5axirs5md65ut7abhzyndjl3gd5nffe4fyt6flwum2awnq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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Formbook
+ 8'879 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:b6cu loader rat
Link:
https://tria.ge/reports/210902-mn7vbfxlzx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.xn--marketingrevolucin-61b.com/b6cu/
Unpacked files
SH256 hash:
bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b
MD5 hash:
2f66472775a1d52a7aa5c54e4f50160b
SHA1 hash:
eead625b691bf14e793eb3b14e21175bef1172e1
Link:
https://www.unpac.me/results/43778fde-1cde-4aac-8d4d-5cac3b94acea/
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/bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b

File information

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

Malspam

Formbook

Executable exe bf31b12fa0ba232eb07eed27f004f9c34695ecc3eb4a5270b89f8abb519a059b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/184716/
  
URLhaus
https://urlhaus.abuse.ch/url/1586804/

Comments