MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6
SHA3-384 hash: 18444c71aeced779e8b29b96d1096b0f33bddc2116a0d07816ac956d4528305a78331561709970ea72a99409891fb679
SHA1 hash: c79d22f6a4f703c69488518a3ca017d54e5fcb6b
MD5 hash: f879151d14408867cb744693d593d927
humanhash: ceiling-oscar-mountain-sink
File name:f879151d14408867cb744693d593d927.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:316'631 bytes
First seen:2021-07-29 08:40:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d51f4756e17d2e0cb52cc870ed396809 (2 x Loki, 2 x AZORult, 1 x AgentTesla)
ssdeep 6144:T0qGuscp0XUc6hNj3N3/J2SeeapKrX6ZnBl2+:Txscp0XWLN3R2veBKTp
Threatray 7'107 similar samples on MalwareBazaar
TLSH T15764E1C5C08C1A28C5F1DF76561AE63EAF78BC711C15A60EE2C0BC87F4B91A9EC64947
dhash icon 00ac9a9aa2869a00 (2 x Formbook, 2 x AgentTesla, 1 x NanoCore)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
118
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
[227058] payment-829ARTS 2021-7-26.xlsx
Verdict:
Malicious activity
Analysis date:
2021-07-29 07:31:22 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 trojan formbook stealer loader
Link:
https://app.any.run/tasks/0f2b0699-1ec5-4e4c-ba14-c8324f6ce326

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/174933/
Detection(s):
Win.Trojan.Filerepmalware-9882244-0
Create hunting rule

Result
Verdict:
UNKNOWN
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/7cb9ce45-d6dc-4abb-bbc8-7cd371f94e6b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/823666
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Dridex Process Pattern
Sigma detected: Suspicious Svchost Process
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 456079 Sample: JFTheJBrKk.exe Startdate: 29/07/2021 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 6 other signatures 2->41 10 JFTheJBrKk.exe 2->10         started        process3 signatures4 49 Writes to foreign memory regions 10->49 51 Maps a DLL or memory area into another process 10->51 13 svchost.exe 10->13         started        process5 signatures6 53 Modifies the context of a thread in another process (thread injection) 13->53 55 Maps a DLL or memory area into another process 13->55 57 Sample uses process hollowing technique 13->57 59 2 other signatures 13->59 16 explorer.exe 13->16 injected process7 dnsIp8 27 www.kumarendran.com 66.96.162.130, 49738, 80 BIZLAND-SDUS United States 16->27 29 www.mozambiquematrimony.com 66.96.162.143, 49739, 80 BIZLAND-SDUS United States 16->29 31 www.hwunvy.online 16->31 33 System process connects to network (likely due to code injection or exploit) 16->33 20 msiexec.exe 16->20         started        signatures9 process10 signatures11 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Gathering data
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-07-29 08:40:17 UTC
AV detection:
17 of 46 (36.96%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i4l3cwczog3qfshdfzifjnkrjxcon3k2l5iegtlg6q6htuktktda._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
046bf8a6c9bc47b10b80a2ca83289714a931b5d10d864e02d2e20fdc09301108
Formbook
169ccc389d18d44f4693c1de00f47e1b405f530ea90903b68c23523fe86592b7
Formbook
3f2cdc7783014a37d7ad61ee00c226d5221d4932f4113eb3590a9c9d0447b461
Formbook
818b8b831f3c774e034e2794f1eae71f62f5388355916e948b472cfdac7f5508
Formbook
8c988a622b822f0fc226b928ab317dc7a6130b395f74a3e39c3443b275c93771
Formbook
a2e99d0aabd8f0ad83b885eccf313563526a58b2da435bf34dad29294c712efe
Formbook
b8ad131dedee5c7f3164a25f907a69c6f90632f901ecf50a61aa7e31b4c8334e
Formbook
c7b835a38f13c18350ba953a8f57f8c90a237804c377ba32d6fd212daa08e98c
Formbook
d0116b0ea676a655b1d55a2b7a79fb2585c1d04803e9d1d6f9cd1da15f789138
Formbook
d0b2bc00645de803a4e9df303539995ee8f781631684b04fe67ee7e01bcf9c21
Formbook
+ 7'097 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210729-hfbcgwbj3a/
Behaviour
Suspicious use of WriteProcessMemory
Gathers network information
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of SetThreadContext
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.fortmyerscruisevacation.com/dd2v/
Unpacked files
SH256 hash:
75e7c0608030fa52655b7d3f44d8701ef488f85e27814418f7c48cf81dca6992
MD5 hash:
0c2f9c31e0d412847c5d72150e82419e
SHA1 hash:
0e5006ee397ce5b5bf2397bc4cbf7359ea4b1f33
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f421a090-55f7-419d-89a4-2a00f849487e/
Parent samples :
8c988a622b822f0fc226b928ab317dc7a6130b395f74a3e39c3443b275c93771
4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6
21da3823ffb535bf77b19ce43b741011f3783180ab5d74e2aab69ce311ed86fb
edda9af73a29d4e3456a1fd3a67d3a1aabd9692d4f4feba564db139f86201960
b21eb6d14eae70e233132e7fa4e99fb282209f1c6ea8ba4d984e9585ee965e87
1e716fc850ee142cf712e56d074ee9b6a3855014612513bb0f447fab5b8c9fc8
c74a1ee1bb642221d811a5c617c175c09bca2cf5d6937f7981b9825eab5ef127
SH256 hash:
4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6
MD5 hash:
f879151d14408867cb744693d593d927
SHA1 hash:
c79d22f6a4f703c69488518a3ca017d54e5fcb6b
Link:
https://www.unpac.me/results/f421a090-55f7-419d-89a4-2a00f849487e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.13
Link:
https://yomi.yoroi.company/submissions/4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6

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.

Web download

Formbook

Executable exe 4717b1585971b702c8e32e5054b5514dc4e6ed5a5f50434d66f43c79d15354c6

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/174933/
  
URLhaus
https://urlhaus.abuse.ch/url/1487538/
  
Delivery method
Distributed via web download

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