MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68. 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: 850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68
SHA3-384 hash: 54c23d5f96bbf21f1d53b3923f32d6491b3f075a41cce8f273d23c3ac877e40423de1973bc0ba14cf1d83001c0754e55
SHA1 hash: d65775d4733072640b863dcffe72e7184cb16950
MD5 hash: 7501030063afc2c2fe8045e59b2d8ad3
humanhash: violet-oklahoma-monkey-maine
File name:7501030063afc2c2fe8045e59b2d8ad3.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:948'736 bytes
First seen:2021-03-16 19:40:52 UTC
Last seen:2021-03-16 21:31:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:JtHZi5UsPTbabYhxOtn1oLM4eyIL9aePCGENc7IkHSLdc:nHornabYaQ/jgtZIka
Threatray 4'201 similar samples on MalwareBazaar
TLSH 881501693799E661D0BE973A0431520423F4EC11FA13E34E7EA635ED1DB6B84813B367
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Booking Confirmation Australia.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-16 06:40:00 UTC
Tags:
encrypted trojan exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/137c5e85-0079-4b34-a26b-c845c22be8aa

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/124444/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader23.39669.1832.30448.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
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/729d3f09-03d8-4491-abee-979f32c54290
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/641341
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 369645 Sample: Izexs245cE.exe Startdate: 16/03/2021 Architecture: WINDOWS Score: 100 31 www.tiekotiin.com 2->31 33 www134.wixdns.net 2->33 35 3 other IPs or domains 2->35 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 6 other signatures 2->49 11 Izexs245cE.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\Izexs245cE.exe.log, ASCII 11->29 dropped 59 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 11->59 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 Izexs245cE.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.slymwhite.com 18->37 39 www.mydogtrainingservice.com 18->39 41 3 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 WWAHost.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68/
Threat name:
ByteCode-MSIL.Trojan.Malrep
Create hunting rule
Status:
Malicious
First seen:
2021-03-16 04:01:53 UTC
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=quf2ts4oc3iewqhbjgpkmx3bjv3av4u627yisl4z4egirypybrua._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
0953e54968ca9407a172c0a35a00d8b30ec603770809bbd2901a070e1b83b7f8
Formbook
21ba0bed0b05a2ce68496e73a5c103fb5b815ac2c77e997f46e5d09666c1c978
Formbook
4ce173da12efcf686dd4a7fec6678fc6c0e2cae352a3dd327bdfa478c18589e4
Formbook
78f83f782f8d2077dd50d65badb4ed36ec24c029241287f76560e60733b61c29
Formbook
7c201535a28746b62adfa831cfccac096903f5b17ee83b8364fc890fa70a59fd
Formbook
92f656d44d38fbc5e7964e36634bf95d18e157228624d1b38ea933633579ddc4
Formbook
aa9692c1769e25297176b847f4274570c56c4d74f4577608bd036e72d82d5bdb
Formbook
b12941d367baf1228f6d262c4696b267cd1d36e600742aaf1fee00582fe1ea07
Formbook
f39b9e8c4a9aa6d8cd9f069e8a8ee81a3f666e07071f2b4673aa42633026736c
Formbook
+ 4'191 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook evasion rat spyware stealer trojan
Link:
https://tria.ge/reports/210316-1n44njamkj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
Formbook Payload
Looks for VirtualBox Guest Additions in registry
Formbook
Malware Config
C2 Extraction:
http://www.evolvekitchendesign.com/ffw/
Unpacked files
SH256 hash:
2b43013edb5706a946f4e523a1a219b31fe2a7e05c48884c048882b3c1327655
MD5 hash:
b7159eb14fe565d4e233604b629bbd8a
SHA1 hash:
64f82c67e6c7cbc078141162a49bffcee3d9ebb9
Link:
https://www.unpac.me/results/cacd2234-ef3c-4c5d-b2a5-91d35202cc74/
SH256 hash:
850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68
MD5 hash:
7501030063afc2c2fe8045e59b2d8ad3
SHA1 hash:
d65775d4733072640b863dcffe72e7184cb16950
Link:
https://www.unpac.me/results/cacd2234-ef3c-4c5d-b2a5-91d35202cc74/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68

File information

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

Web download

Formbook

Executable exe 850ba9cb8e16d04b40e1499ea65f614d760af29ed7f0892f99e10c88e1f80c68

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1068332/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/124444/

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