MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 660b2eb5749963f118e49c2f7f3b253b1563a9f99063ba29122f2b6bb72cb6fc. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 660b2eb5749963f118e49c2f7f3b253b1563a9f99063ba29122f2b6bb72cb6fc
SHA3-384 hash: b5756260327d1996708f9ecb32a2a1dc0bd545be5536785852760f3170cd900682024a7771dd60e45959e5da23c3b1be
SHA1 hash: 3978f00bcf50b3ccf2fac6dc25d47338d4382175
MD5 hash: 0dec1c0b17fcdb432bf02d60b2ddd9f5
humanhash: michigan-beryllium-fish-paris
File name:BH87874_PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:764'928 bytes
First seen:2021-07-01 11:34:28 UTC
Last seen:2021-07-01 11:38:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 49872ca347743de3342dae48ab6a2426 (2 x Formbook, 1 x NetWire, 1 x RemcosRAT)
ssdeep 12288:3/GRJUeqFZCVHtc67SJFBoy7PoAMkANkLkU46Xc:3eRJsFQHGKSacRsN0
Threatray 6'123 similar samples on MalwareBazaar
TLSH F5F48DE271C1D436D16639387C3B9A65792AFF45AD043D0A3BE83F4C4E39680BD2A197
Reporter James_inthe_box
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:
BH87874_PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-07-01 11:39:34 UTC
Tags:
installer trojan formbook stealer
Link:
https://app.any.run/tasks/293daf67-f8bd-42d7-b8a2-38fa03b15e3a

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/169139/
Detection(s):
PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

SecuriteInfo.com.Trojan.PWS.Banker1.36718.2130.24108.UNOFFICIAL
Create hunting rule

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/90e7e20e-01ce-488a-9d79-7c0f4a9d599a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/810515
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Execution from Suspicious Folder
Sigma detected: Suspicious Process Start Without DLL
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 442926 Sample: BH87874_PDF.exe Startdate: 01/07/2021 Architecture: WINDOWS Score: 100 37 www.nicholesieck.com 2->37 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 8 other signatures 2->55 10 BH87874_PDF.exe 1 19 2->10         started        signatures3 process4 dnsIp5 47 cdn.discordapp.com 162.159.134.233, 443, 49741, 49742 CLOUDFLARENETUS United States 10->47 35 C:\Users\Public\Libraries\...\Tosdgdy.exe, PE32 10->35 dropped 71 Detected unpacking (changes PE section rights) 10->71 73 Tries to detect virtualization through RDTSC time measurements 10->73 75 Injects a PE file into a foreign processes 10->75 15 BH87874_PDF.exe 10->15         started        file6 signatures7 process8 signatures9 83 Modifies the context of a thread in another process (thread injection) 15->83 85 Maps a DLL or memory area into another process 15->85 87 Sample uses process hollowing technique 15->87 89 Queues an APC in another process (thread injection) 15->89 18 explorer.exe 15->18 injected process10 process11 20 Tosdgdy.exe 13 18->20         started        24 rundll32.exe 18->24         started        26 Tosdgdy.exe 13 18->26         started        28 colorcpl.exe 18->28         started        dnsIp12 39 162.159.130.233, 443, 49760, 49761 CLOUDFLARENETUS United States 20->39 41 cdn.discordapp.com 20->41 57 Multi AV Scanner detection for dropped file 20->57 59 Detected unpacking (changes PE section rights) 20->59 61 Machine Learning detection for dropped file 20->61 30 Tosdgdy.exe 20->30         started        63 Modifies the context of a thread in another process (thread injection) 24->63 65 Maps a DLL or memory area into another process 24->65 67 Tries to detect virtualization through RDTSC time measurements 24->67 43 192.168.2.1 unknown unknown 26->43 45 cdn.discordapp.com 26->45 69 Injects a PE file into a foreign processes 26->69 33 Tosdgdy.exe 26->33         started        signatures13 process14 signatures15 77 Modifies the context of a thread in another process (thread injection) 30->77 79 Maps a DLL or memory area into another process 30->79 81 Sample uses process hollowing technique 30->81
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/660b2eb5749963f118e49c2f7f3b253b1563a9f99063ba29122f2b6bb72cb6fc/
Threat name:
Win32.Spyware.AveMaria
Create hunting rule
Status:
Malicious
First seen:
2021-06-30 06:53:39 UTC
File Type:
PE (Exe)
Extracted files:
62
AV detection:
23 of 29 (79.31%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=myfs5nlutfr7cghetqxx6ozfhmkwhkpzsbr3ukisf4vwxnzmw36a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
03735650255866b1c2592bcb4567cbcb2b9d23eea5430d2e7d7c6315abadb5ad
Formbook
1c13ac6991e35e6948e4c926f79bac0a0c669f8c2709eb1e5fcea146e5a4d3ea
Formbook
3cec9bd714745b020366af9537184c619794ef4dee36c99093f53b243c97dcc1
Formbook
7e9997ea452090062e0512decd987ccd4ad16cc04d8bea777a4c8929b5ba85aa
Formbook
8241caa4d6c5a09290864492d19dee143f0f80074d370135c0f91bad01c16ee3
Formbook
87fb0ca5b0ebcc0dc80aeca8065b2e2bf1ec14cade124316227646bc59ad237c
Formbook
b8ae452aae57b904e1058a00c0a22dc8c9fa86e5b042d7fe5c812f724b7531a6
Formbook
cbd8d7c3cf92798b8306074a078a94b84cb49a0db60eafc22d277231a23d7fda
Formbook
d337cba627486e1f99e4a96407591609d888c6656a4010b88047e7cd1ab19482
Formbook
e1fee7ee20f6d3bd6e913baeae737c558014454223d552c125c3f963e7c1a843
Formbook
+ 6'113 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader persistence rat
Link:
https://tria.ge/reports/210701-71j1ca6qfa/
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 UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.virusfreebuinessesuk.com/e3su/
Unpacked files
SH256 hash:
49f77536366703b0e3ca29cb6373d6514376a22680d0a06fcecd1934f0155413
MD5 hash:
593606abb6e00ea220a2527c44ffb6e7
SHA1 hash:
f8a90f103f62713f502a0f9a9219b4c1125e1516
Link:
https://www.unpac.me/results/6120dd92-60b7-4ec8-92b5-1fabc92b6c4e/
SH256 hash:
869918d02d073c45b461ccfe3101d1f0ca9449c5787d49f641be069d0f3ce6d5
MD5 hash:
d595a2d32b8cbe9a5ac508f32a99eb9b
SHA1 hash:
0a8670e1fa9ebbb296eec97588ff6b7c23112b9a
Link:
https://www.unpac.me/results/6120dd92-60b7-4ec8-92b5-1fabc92b6c4e/
SH256 hash:
660b2eb5749963f118e49c2f7f3b253b1563a9f99063ba29122f2b6bb72cb6fc
MD5 hash:
0dec1c0b17fcdb432bf02d60b2ddd9f5
SHA1 hash:
3978f00bcf50b3ccf2fac6dc25d47338d4382175
Link:
https://www.unpac.me/results/6120dd92-60b7-4ec8-92b5-1fabc92b6c4e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/660b2eb5749963f118e49c2f7f3b253b1563a9f99063ba29122f2b6bb72cb6fc

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/169139/

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