MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
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SHA256 hash: 93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f
SHA3-384 hash: 1f99a3a6cf3d776e7d5fd2175041119bc69fa91ca41e0600d48bfcde66f00a689a8e0e4e5b94fd8a8c60697af24d86ba
SHA1 hash: 9edb65c5fc90b3221ce5d291e7809aa328b80976
MD5 hash: b0f2fa7defaf207ebf652f84d9fc52ed
humanhash: uniform-fix-uranus-apart
File name:BERN210819.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:291'696 bytes
First seen:2021-09-28 17:51:02 UTC
Last seen:2021-09-28 18:56:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:Z8LxBhBKxGfovotKESJKfScJXbXF21/ydJB2CvpKS+EV:lKogUE6KKcxBo/iBn7
TLSH T19F541296B1D1A472EC93067216375F9DD23BEE2935906A470FC8BF2B5E73283960A407
File icon (PE):PE icon
dhash icon e0e4a3a6a4b8b8a8 (37 x Formbook, 9 x AZORult, 9 x Loki)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
156
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9da5eabe020a5be25ef482236853f8b3
Verdict:
Malicious activity
Analysis date:
2021-09-28 06:42:39 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/dfe2b81a-e6ab-4c96-a415-2cc2ab626872

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/192703/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.47066673.941.31548.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Launching cmd.exe command interpreter
Reading critical registry keys
Creating a window
DNS request
Connection attempt
Sending an HTTP GET request
Possible injection to a system process
Unauthorized injection to a system process
Deleting of the original file
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a3b914f7-7dfa-437f-8806-a9e498a581d9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/860136
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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)
Multi AV Scanner detection for domain / URL
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: 492569 Sample: BERN210819.exe Startdate: 28/09/2021 Architecture: WINDOWS Score: 100 33 www.thereisnooneway.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Multi AV Scanner detection for domain / URL 2->43 45 Found malware configuration 2->45 47 8 other signatures 2->47 11 BERN210819.exe 17 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\bzkahjp.dll, PE32 11->31 dropped 61 Detected unpacking (changes PE section rights) 11->61 63 Tries to detect virtualization through RDTSC time measurements 11->63 65 Injects a PE file into a foreign processes 11->65 15 BERN210819.exe 11->15         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 18 explorer.exe 15->18 injected process9 dnsIp10 35 segurosramosroman.com 51.254.53.102, 49696, 80 OVHFR France 18->35 37 www.ketostar.club 104.21.30.231, 49698, 80 CLOUDFLARENETUS United States 18->37 39 14 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 explorer.exe 18->22         started        25 autochk.exe 18->25         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 59 Tries to detect virtualization through RDTSC time measurements 22->59 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-09-28 14:13:54 UTC
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=snaa77h7qyd3ts3wik37472t2ltq5ff56uhxvkgkc2llfcut5ahq._file
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader campaign:dhua loader rat suricata
Link:
https://tria.ge/reports/210928-we5smscefj/
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 WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.segurosramosroman.com/dhua/
Unpacked files
SH256 hash:
93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f
MD5 hash:
b0f2fa7defaf207ebf652f84d9fc52ed
SHA1 hash:
9edb65c5fc90b3221ce5d291e7809aa328b80976
Link:
https://www.unpac.me/results/bf0bf9d2-e76a-47f1-a6e2-6291661cfe3c/
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/93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

  
Delivery method
Distributed via e-mail link
Cape
Cape
https://www.capesandbox.com/analysis/192703/

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