MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941. 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: f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941
SHA3-384 hash: 6481df4a216127f836402818f2fc90f7193efdcb1d74d04acd952299b35e0b9ca49363ea6ceaa19117cf862127bf7958
SHA1 hash: 2ebef2b1b65fcd51ee662d3382128321674b5c78
MD5 hash: dcd899bf5d9af57ad39c135ccbc24085
humanhash: quiet-quebec-eight-virginia
File name:catálogo de productos2021.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:388'479 bytes
First seen:2021-09-29 09:46:27 UTC
Last seen:2021-10-04 08:18:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:68LxBbme9stOoSsDW1rTV0OiR9ocRjZ1qbsffOyUdBOEr3JMBz3Te1:MPDSsDW1d0Mcf14saBOEVMBDTO
Threatray 9'845 similar samples on MalwareBazaar
TLSH T1FC84BF263BA9D90FC9E48A347AABC212E77DDF9243F7060623E534758EB444D38431B9
File icon (PE):PE icon
dhash icon 70c0d0d0c8ccf0f0 (8 x Formbook, 4 x NanoCore, 3 x RedLineStealer)
Reporter abuse_ch
Tags:ESP exe FormBook geo

Intelligence

File Origin
# of uploads :
3
# of downloads :
142
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941.exe
Verdict:
Malicious activity
Analysis date:
2021-09-29 11:13:11 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2f00cb66-a5a5-412a-a02a-f90e87cbabab

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/193069/
Detection(s):
SecuriteInfo.com.Zum.Androm.1.19426.8302.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/59b94449-075e-44cf-a198-f611aaebec39
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/860795
Signature
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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: 493266 Sample: cat#U00e1logo de productos2... Startdate: 29/09/2021 Architecture: WINDOWS Score: 100 31 www.purwojati.com 2->31 33 ghs.google.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 9 other signatures 2->47 11 cat#U00e1logo de productos2021.exe 17 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\iaqjzezv.dll, PE32 11->29 dropped 59 Injects a PE file into a foreign processes 11->59 15 cat#U00e1logo de productos2021.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 35 bezhantrading.com 104.248.163.187, 49844, 80 DIGITALOCEAN-ASNUS United States 18->35 37 www.perspectiveofthepalm.com 206.188.193.146, 49846, 80 DEFENSE-NETUS United States 18->37 39 10 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Performs DNS queries to domains with low reputation 18->51 22 msiexec.exe 18->22         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 22->53 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941/
Threat name:
Win32.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2021-09-29 09:47:19 UTC
AV detection:
10 of 45 (22.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7a3aso5pgjkygajgralsfxbo3wdp2yk7zerpq3ixpmgmwdr5ffaq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
129d230573fdb00a681a7f0c507bc16d2efcd08c4408f544f1d7653162b2cd92
Formbook
3f5c235293cfdde26a725b19b3cbaefc44dae026b7dff9124002f42e564df18b
Formbook
672ca84f8680ab545196dd1f961b3f456ae6b4ff1e0629fab96ed0625f22bbd1
Formbook
6c8d9b097832fec5088306fabfeb26cf5aa0c67153134f4c5e356cee935f871e
Formbook
ab95bc3c40647b2b700cdb9aba76b6de220fd528fd194e6071c1747df6cb78ce
Formbook
c10f872ac7d56c5c8d5151eb8d5c3aba275f83bd55700c0dc38776a04b275175
Formbook
dae6ba220bb0a34de731b57965753391343bfe96f9f3fa4fea48102d3377ccf7
Formbook
e091222f766082c33c0606405115206cb2d915929dfe2ac899b1945d6442c512
Formbook
e4bf214f6939dae12a6a479bd64f129509aa74ae46033c1aee210acddb118077
Formbook
ea12191fcd49d36b68be2c466a24cac87cfd79f9d1fb18ef252037f0fb976979
Formbook
+ 9'835 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:wtcv loader persistence rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210929-lr8d7aeeen/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Xloader Payload
Formbook
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Malware Config
C2 Extraction:
http://www.bezhantrading.com/wtcv/
Unpacked files
SH256 hash:
14b8dc34a4dd527e5d242e987fb4e74d789fb8130cdb46e5ac3c34b37e04d2ea
MD5 hash:
2bcb5d07af05c30b4c755d11f8210972
SHA1 hash:
aab9feabfb07edb7be9106cdb802c20c05c2185d
Link:
https://www.unpac.me/results/e7e53fe3-921e-4244-ab60-a7eff776f960/
SH256 hash:
f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941
MD5 hash:
dcd899bf5d9af57ad39c135ccbc24085
SHA1 hash:
2ebef2b1b65fcd51ee662d3382128321674b5c78
Link:
https://www.unpac.me/results/e7e53fe3-921e-4244-ab60-a7eff776f960/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/f836093baf3255830126881722dc2edd86fd615fc922f86d177b0ccb0e3d2941

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/193069/

Comments