MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e
SHA3-384 hash: d929156b34797566923c8454a9fde63e9b6a526068da6592a13cd4586dcaec6a28742ee9a7809fdefd31771ba2dc8df5
SHA1 hash: cb510bc996fe18c3bbf240554e5e2756c4655d15
MD5 hash: f17ff35403d075933d203310b3776230
humanhash: georgia-monkey-fifteen-texas
File name:f17ff35403d075933d203310b3776230.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:470'528 bytes
First seen:2021-10-02 15:53:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 6144:IgMdNFvFoqE1/w8u0dELiLFvLZb4PXoEriBfPC/1dvB5c8FJ1S0Tbk8mwlKUO/lx:UdNJsi+v+XoEGlKNXfJ1bk83lK8
Threatray 9'923 similar samples on MalwareBazaar
TLSH T1F4A4DF9D335331AFCD93C9729A641CA0E670B467631FC227A04B215CAA4D7BBDE605B3
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
167
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f17ff35403d075933d203310b3776230.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-02 15:55:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/52a5ba84-13c5-474e-b552-2c7cf2a2872f

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/194206/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1068-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ae7feb6a-da91-4aed-af09-8d6faaba8789
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863213
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
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 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: 495639 Sample: oHdx7w2YXC.exe Startdate: 02/10/2021 Architecture: WINDOWS Score: 100 33 www.rangerbuddys.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 49 5 other signatures 2->49 11 oHdx7w2YXC.exe 3 2->11         started        signatures3 47 System process connects to network (likely due to code injection or exploit) 33->47 process4 file5 31 C:\Users\user\AppData\...\oHdx7w2YXC.exe.log, ASCII 11->31 dropped 63 Tries to detect virtualization through RDTSC time measurements 11->63 65 Injects a PE file into a foreign processes 11->65 15 oHdx7w2YXC.exe 11->15         started        18 oHdx7w2YXC.exe 11->18         started        signatures6 process7 signatures8 67 Modifies the context of a thread in another process (thread injection) 15->67 69 Maps a DLL or memory area into another process 15->69 71 Sample uses process hollowing technique 15->71 73 Queues an APC in another process (thread injection) 15->73 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.viscoent.online 209.17.116.163, 49827, 80 DEFENSE-NETUS United States 20->35 37 shops.myshopify.com 23.227.38.74, 49826, 80 CLOUDFLARENETUS Canada 20->37 39 8 other IPs or domains 20->39 51 System process connects to network (likely due to code injection or exploit) 20->51 53 Performs DNS queries to domains with low reputation 20->53 24 msdt.exe 20->24         started        signatures11 process12 signatures13 55 Self deletion via cmd delete 24->55 57 Modifies the context of a thread in another process (thread injection) 24->57 59 Maps a DLL or memory area into another process 24->59 61 Tries to detect virtualization through RDTSC time measurements 24->61 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e/
Threat name:
Win32.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-10-02 15:53:19 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  1/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1076b9efbc0e135c85f1228253f9a1d2f35f4fd49c70d290de72808f72bd56eb
Formbook
166559731ad15341f955bf8a16708f93542bef868c33f02f70e9b27f57b991a3
Formbook
26506e7d3f4821066fc1989a5c79afb4d1a316aa428f9e4a920644d93a80b495
Formbook
2728dc98fdebc00823b877eba49ace782c17db8a07074634aafca9dc00277776
Formbook
2fc82f206abb0d6d6b4d7a916be93b408ab78f848531917b3968b066a5a31023
Formbook
326a1e669385d8e241375e9eca9f915440f1d0d3f803e6d1648f30102cbedaa6
Formbook
978a3b17f431b7ed469cd02080d82e4fb9d0b578417d061739fa790af3fb2741
Formbook
9cbd20f7dfa4e57fa2adcf34f86c5e2a04b36e346493995d6c9ef85c3960eeb7
Formbook
a325ff051ebc1d366533e22fba4a75a4c0b183a28457ed2fea0841f68da06334
Formbook
c73d24893e3cde68e7cab69f7dbccdccd4b5b32a8a1f226c4ec38de3c4ae11fb
Formbook
+ 9'913 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:scb0 loader rat
Link:
https://tria.ge/reports/211002-tbmfsaedf6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.vetpipes.com/scb0/
Unpacked files
SH256 hash:
6242485a3c1c93aecc64bf33b5f99f14b67336dcfc8f96a5bba8147557d64440
MD5 hash:
60f645f8dc5fbe5b1c256318232d7ce7
SHA1 hash:
4c9d879bf07a222e9b957b847d9cffa08904acb7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/87874714-26f4-4d67-8f84-63ef016a2ed8/
Parent samples :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 hash:
8284626bb324db0a4b2516f9b5dc1da92a26e6315f7a2fe771079a99021125fe
MD5 hash:
eaddb22aa4c81beb01cd9f45fb47809c
SHA1 hash:
dca3c2c7c76f332ad5cf31ab7be227de4e0aa6c8
Link:
https://www.unpac.me/results/87874714-26f4-4d67-8f84-63ef016a2ed8/
SH256 hash:
746112ae8b967124b1c2a43396a05afbf9d5e395225d1b682ab59bc6b31df9cd
MD5 hash:
1da0ab3867acb0876479ab6f182b11c3
SHA1 hash:
cd74a8dc6e1b41df031f2785d962cc81fd39767c
Link:
https://www.unpac.me/results/87874714-26f4-4d67-8f84-63ef016a2ed8/
SH256 hash:
47847b1763cd86346553a3c4d46e9db9921410ef579dea65ee82a70487fd4d47
MD5 hash:
e12b92875bb73619463f61825cf7f30c
SHA1 hash:
83e72187da58934ef2ba62cd054d0c5b1a342a61
Link:
https://www.unpac.me/results/87874714-26f4-4d67-8f84-63ef016a2ed8/
SH256 hash:
c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e
MD5 hash:
f17ff35403d075933d203310b3776230
SHA1 hash:
cb510bc996fe18c3bbf240554e5e2756c4655d15
Link:
https://www.unpac.me/results/87874714-26f4-4d67-8f84-63ef016a2ed8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe c8409ef72cffceaf4b66cb2ba74ed66316cf395e1b1ef9014a9024e44ef4136e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1651555/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/194206/

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