MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e
SHA3-384 hash: 1b68cbb76b363ec64c7dfa4344fb836a7cdeb2e7d9ccb21751114a631a33bfe0590c148fffba91780330b518e36b78e9
SHA1 hash: 83a5147df1ffb90c75a5a8686fec80b8b22cbe9c
MD5 hash: 7890ee8b506470d111dffe7df8b06093
humanhash: blue-shade-social-sixteen
File name:Factura de proforma.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:360'960 bytes
First seen:2021-10-14 21:57:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 6144:A0zAuMkhBm0/dqaE4jxmG1J3OsKPyGBNzpZeQkX67P0FRUrJU6fnLFzdVl8R:y9SBnq9C1bOsdGTKQb7PcRYXfLToR
Threatray 10'486 similar samples on MalwareBazaar
TLSH T1AC74F1067349D50FC1355F76989F401C37BCA946A2D2FA5B3ADBF2DB45A63A304026CE
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
327
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Factura de proforma.exe
Verdict:
Malicious activity
Analysis date:
2021-10-14 22:03:46 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/020e929e-a66c-48f4-8440-ea2b113163df

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/197648/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6168a7effd35fe780c412025/reports/4b02e44d-555f-4cc4-975e-9af215c9317f/overview
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/5e27bc4a-44d2-4546-88ac-3a94753cfb02
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/870829
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
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: 503251 Sample: Factura de proforma.exe Startdate: 15/10/2021 Architecture: WINDOWS Score: 100 33 www.leilaniheritage.com 2->33 35 shops.myshopify.com 2->35 37 leilani-heritage.myshopify.com 2->37 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 7 other signatures 2->51 11 Factura de proforma.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\...\Factura de proforma.exe.log, ASCII 11->31 dropped 65 Injects a PE file into a foreign processes 11->65 15 Factura de proforma.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 39 www.xn--hss-s83bwm.com 118.27.122.213, 49840, 80 INTERQGMOInternetIncJP Japan 18->39 41 www.kolkataescort.xyz 104.21.38.35, 49783, 80 CLOUDFLARENETUS United States 18->41 43 12 other IPs or domains 18->43 53 System process connects to network (likely due to code injection or exploit) 18->53 55 Performs DNS queries to domains with low reputation 18->55 22 systray.exe 18->22         started        25 autoconv.exe 18->25         started        signatures11 process12 signatures13 57 Self deletion via cmd delete 22->57 59 Modifies the context of a thread in another process (thread injection) 22->59 61 Maps a DLL or memory area into another process 22->61 63 Tries to detect virtualization through RDTSC time measurements 22->63 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/5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-10-14 21:57:29 UTC
AV detection:
13 of 28 (46.43%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=kjylzgif5l5qwqluxj5lir63dhl7pxb23pc3nivhi762octdqspa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
08040f352684d740d9fa767c3315fb1636394dec01f35abe84ad7116cd735fb4
Formbook
166fc5432ac8ce1024a26b55bdff22553e972bce7eb0a15b8d7347482e2c93f4
Formbook
4bb96dffcc0b4cba1f4ee2ed04e32d724e486c88b0e8492b3e5efb1ec0928c0e
Formbook
7a8cd0fb35936203195d49af3fec0140f45e8b8fb75df0203db6b914d4b8d192
Formbook
84236953e6059c7733ecd777604a225ee85dc96740a46aac1379d13b3d57630d
Formbook
a325ff051ebc1d366533e22fba4a75a4c0b183a28457ed2fea0841f68da06334
Formbook
dae6ba220bb0a34de731b57965753391343bfe96f9f3fa4fea48102d3377ccf7
Formbook
+ 10'476 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:snec loader rat
Link:
https://tria.ge/reports/211014-1vg4qsach3/
Behaviour
Gathers network information
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
Blocklisted process makes network request
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.go2payme.com/snec/
Unpacked files
SH256 hash:
e4750310d28ca10b76b2b628f7ceaf0714db73c973928d709a2e7fc8e7564589
MD5 hash:
ebafe0085f0aa60c96175a021c4a900c
SHA1 hash:
c2d1904f4a7d6a9d54e729da5f0066c8149ca612
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/8552b048-9614-4244-9921-516e491a6509/
Parent samples :
5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e
2c78fa1d90fe76c14f0a642af43c560875054e342bbb144aa9ff8f0fdbb0670f
2c32280be865e3af57719b11ea9b1fd1c6e25f6a7292fb4f0932cd6f1c231ca1
2edd9500d065d10587fcb4f5551095e420c40f3bc5e406dd74bf23f954e01ada
b0c5289ff8577a26d97294878188c65c1380ea306de5b6125ee014bf5e3f6e4d
724908fa2c546fad14d2a687c9f471f75548903b2d94fb903d617570cedaef7f
71a51a1cb089fb9d709eba9351b1c16e6c8d71c585cbdc2d7c2ceb99126c822c
SH256 hash:
54f19ab6b03fd6260cbf154bd1aca1e813b06810a2a1dd791cabc029c3f5daf0
MD5 hash:
7a4506b52df6ec0e10f2c8dd2a9f983e
SHA1 hash:
21d271da96824627899d12e510ed580114d3309a
Link:
https://www.unpac.me/results/8552b048-9614-4244-9921-516e491a6509/
SH256 hash:
eda4d687b865aed0078ab87078de7d9722888b2d2af71c6fc0dcdc986ffb7567
MD5 hash:
12cf5402be16590c300b442a66e9ebc1
SHA1 hash:
0ea28394d301ca1ce840f039d2da62a5ce6d9334
Link:
https://www.unpac.me/results/8552b048-9614-4244-9921-516e491a6509/
SH256 hash:
5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e
MD5 hash:
7890ee8b506470d111dffe7df8b06093
SHA1 hash:
83a5147df1ffb90c75a5a8686fec80b8b22cbe9c
Link:
https://www.unpac.me/results/8552b048-9614-4244-9921-516e491a6509/
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/5270bc9905eafb0b4174ba7ab447db19d7f7dc3adbc5b6a2a747fda70a63849e

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
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/197648/

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