MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8. 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: 16


Intelligence 16 IOCs YARA 3 File information Comments
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SHA256 hash: 1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8
SHA3-384 hash: 72cb0f22e55a5b64cab78418373eb77ff0203348456fc065b80696ea681a3d142e23d1f7fbe119c74d17c6d1bdfa0db8
SHA1 hash: 0984aafdc969e3034aa6c61c83387c353df0d86d
MD5 hash: 7ac8464ddd3d85624b847db23920d0c4
humanhash: social-three-failed-robert
File name:NUEVA_CO.EXE
Download: download sample
Signature Formbook
Create hunting rule
File size:1'134'080 bytes
First seen:2021-12-14 15:55:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:AzG8crwkdUU8e+iK8e108KmhbVIcXZMZJSZXPwpXAr:4iws8viP58K0fZ04gX
Threatray 12'160 similar samples on MalwareBazaar
TLSH T19635121C3D87D9CEC5590FB53B7580346276AC762A07E2DAFC883A9F186B3193963606
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NUEVA_CO.EXE
Verdict:
Malicious activity
Analysis date:
2021-12-14 18:57:17 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/65a1a2c0-a446-4c6f-9261-bea77f73ab02

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/213993/
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61b8be98db84542d41beb1a4/reports/ee258668-02ad-4aad-9640-b160edc18dd8/overview
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/9a17a119-9bd5-4b10-890b-52f8868da910
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/907433
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 539907 Sample: NUEVA_CO.EXE Startdate: 14/12/2021 Architecture: WINDOWS Score: 100 32 www.naughtyhours.com 2->32 34 shops.myshopify.com 2->34 36 naughtyhours.myshopify.com 2->36 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 5 other signatures 2->46 11 NUEVA_CO.EXE 3 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\...30UEVA_CO.EXE.log, ASCII 11->30 dropped 56 Tries to detect virtualization through RDTSC time measurements 11->56 58 Injects a PE file into a foreign processes 11->58 15 NUEVA_CO.EXE 11->15         started        signatures6 process7 signatures8 60 Modifies the context of a thread in another process (thread injection) 15->60 62 Maps a DLL or memory area into another process 15->62 64 Sample uses process hollowing technique 15->64 66 Queues an APC in another process (thread injection) 15->66 18 explorer.exe 15->18 injected process9 process10 20 mstsc.exe 18->20         started        signatures11 48 Self deletion via cmd delete 20->48 50 Modifies the context of a thread in another process (thread injection) 20->50 52 Maps a DLL or memory area into another process 20->52 54 Tries to detect virtualization through RDTSC time measurements 20->54 23 explorer.exe 2 155 20->23         started        26 cmd.exe 1 20->26         started        process12 dnsIp13 38 192.168.2.1 unknown unknown 23->38 28 conhost.exe 26->28         started        process14
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-14 15:56:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d5rtezm3qztz3pfai4bl563fuyxnli47rbrmzicu3wrslv2k6dma._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
08040f352684d740d9fa767c3315fb1636394dec01f35abe84ad7116cd735fb4
Formbook
137b4bbc65e949267f604b8a40ca88aa4c1d8498423590b0e6ff804f4b9a2ecf
Formbook
652385ecfc8acbe450ec14e301e3f4067cd1e2da0d5675c589c393949febc58a
Formbook
6abf7f59336bf7fcaaf2825e7ae569441c21f9ba09bc53e8a4ff0489e50cdade
Formbook
93360bc4a370d454533b778b6a589fc9ac51ac3e9490546c2959f33d5da659c9
Formbook
9e4e02725cde43b4da85cdf054b11ad0e4a622bb54f4a967b1634ebcaea9666a
Formbook
ad3a7da76a9ef70a26cf3c5b87541184fb26adfdb3faac401b057f4c76a19712
Formbook
fbeb936c8be6806223ee86138ecb3bcf291b2c4b03f3acc2eb895de0701c7393
Formbook
+ 12'150 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:posg loader rat
Link:
https://tria.ge/reports/211214-tdcdlagaa7/
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
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.bennshop.com/posg/
Unpacked files
SH256 hash:
c7825880ef6e619edbd8b5a644b88ea9824bbaff49bca02d6b6c03bd3c81796e
MD5 hash:
2a2bb67ca479c242d17c269ad813c213
SHA1 hash:
508eb9c282df2238bb16868c2b264d71aaa415cc
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/9edf3b3d-4d52-43ce-822d-aa8531daea56/
Parent samples :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 hash:
18290f0691549e5bc3e5c6879c5813ecce52fd4beba2989c64850fd813ab4a3c
MD5 hash:
edf5a1aae353e5c13cd98211154c824f
SHA1 hash:
6a1b6be8b8d71540107d79cf05c455d2e713daa4
Link:
https://www.unpac.me/results/9edf3b3d-4d52-43ce-822d-aa8531daea56/
SH256 hash:
32bc1008dbd64201fa45c413a2dc87134501835d6f80ba7f67b1c244e8ef4f80
MD5 hash:
b33abbd95ca2cac6a430feb38cec930b
SHA1 hash:
042c8aaf66110acf3b45e87c479712c1ffad81e6
Link:
https://www.unpac.me/results/9edf3b3d-4d52-43ce-822d-aa8531daea56/
SH256 hash:
1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8
MD5 hash:
7ac8464ddd3d85624b847db23920d0c4
SHA1 hash:
0984aafdc969e3034aa6c61c83387c353df0d86d
Link:
https://www.unpac.me/results/9edf3b3d-4d52-43ce-822d-aa8531daea56/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/1f6332659b86/report/overview.html
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/1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8

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.

Malspam

Formbook

img 0ee912f9023209747e60617a512cc7d5ae6bf4820c37e1e20c4e7abe27b8dfc0

Formbook

Executable exe 1f6332659b86679dbca04702befb65a62ed5a39f8862cca054dda325d74af0d8

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 0ee912f9023209747e60617a512cc7d5ae6bf4820c37e1e20c4e7abe27b8dfc0
Cape
Cape
https://www.capesandbox.com/analysis/213993/

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