MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5. 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: 17


Intelligence 17 IOCs YARA 7 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5
SHA3-384 hash: bb5834b88df4935bdac84d1814992b22b60d2d985981f7cf40c9e41085711ca11045d88c690af30ecedcd173a0cae818
SHA1 hash: 8576d4d489a4ca7d4689a34f68fcb4ec6dd10a9e
MD5 hash: 54315b77193020b244a0741d23c399e7
humanhash: equal-earth-glucose-burger
File name:54315b77193020b244a0741d23c399e7
Download: download sample
Signature Formbook
Create hunting rule
File size:507'530 bytes
First seen:2023-02-07 18:16:11 UTC
Last seen:2023-02-07 19:44:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 429 x GuLoader)
ssdeep 6144:UYa6C2ziKii1jKqbnPOsz+ls2kfS6V4jikIZcivdTnZ+DDw3AY5MykokE1vTvUPC:UYlzjkqbSKSo4jitdT4DEdaE5oPC
TLSH T1DEB401993250C467D69A073109B5AE3C1A641E25B9F1A64FB3203FEFBBB76421D0D363
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 13cecce88c849902 (1 x AgentTesla, 1 x Formbook, 1 x NanoCore)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
190
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
54315b77193020b244a0741d23c399e7
Verdict:
Malicious activity
Analysis date:
2023-02-07 18:19:38 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/e37b7615-d427-4114-af16-6e06856445a5

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/361523/
Detection(s):
PUA.Win.Packer.NspackDotnetNor-2
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PUA.Win.Packer.NspackDotnetNor-1
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for synchronization primitives
Launching a process
Reading critical registry keys
Сreating synchronization primitives
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/66170/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook overlay packed shell32.dll zusy
Link:
https://www.filescan.io/uploads/63e2959e1c9cbf7d6256784e/reports/22185f63-719b-49e9-81b1-2b78a8a15f78/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/07388ac8-e2e6-44d7-a789-87c8cad685df
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1167985
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 signatures2 2 Behavior Graph ID: 800773 Sample: Kk9Ab1Wgpu.exe Startdate: 07/02/2023 Architecture: WINDOWS Score: 100 47 Malicious sample detected (through community Yara rule) 2->47 49 Antivirus detection for URL or domain 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 3 other signatures 2->53 11 Kk9Ab1Wgpu.exe 19 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\...\eikrpdscw.exe, PE32 11->31 dropped 14 eikrpdscw.exe 11->14         started        process5 signatures6 63 Multi AV Scanner detection for dropped file 14->63 65 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->65 67 Maps a DLL or memory area into another process 14->67 69 Tries to detect virtualization through RDTSC time measurements 14->69 17 eikrpdscw.exe 14->17         started        process7 signatures8 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Sample uses process hollowing technique 17->43 45 Queues an APC in another process (thread injection) 17->45 20 explorer.exe 4 6 17->20 injected process9 dnsIp10 33 www.pricesky.co.uk 198.58.118.167, 49700, 80 LINODE-APLinodeLLCUS United States 20->33 35 everbrighthouse.com 191.96.56.205, 49699, 80 ASDETUKhttpwwwheficedcomGB Chile 20->35 37 3 other IPs or domains 20->37 55 System process connects to network (likely due to code injection or exploit) 20->55 24 cmstp.exe 20->24         started        signatures11 process12 signatures13 57 Modifies the context of a thread in another process (thread injection) 24->57 59 Maps a DLL or memory area into another process 24->59 61 Tries to detect virtualization through RDTSC time measurements 24->61 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5/
Threat name:
Win32.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2023-02-07 17:50:33 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
19 of 26 (73.08%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tl6aotv4mwddaek5tcs22extbjjvbhkdda6pqvkitprgncicexsq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:sk29 rat spyware stealer trojan
Link:
https://tria.ge/reports/230207-ww1v1sgc91/
Behaviour
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Enumerates physical storage devices
Drops file in System32 directory
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
cb86c1583f404641f053c86a76e65923d19db6c601a78c9f80445aab0d94999f
MD5 hash:
7f4cc2b77a28399ba0f0f6ec78a69478
SHA1 hash:
9fe5a8a580ded26aed9fe2fd71121af91646532d
Link:
https://www.unpac.me/results/d9698334-06a4-4d8c-b3b9-7eb15beedb50/
SH256 hash:
9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5
MD5 hash:
54315b77193020b244a0741d23c399e7
SHA1 hash:
8576d4d489a4ca7d4689a34f68fcb4ec6dd10a9e
Link:
https://www.unpac.me/results/d9698334-06a4-4d8c-b3b9-7eb15beedb50/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9afc074ebc65/report/overview.html
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/9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Web download

Formbook

Executable exe 9afc074ebc658630115d98a5ad12f30a53509d43183cf855489be266890225e5

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2533264/
Cape
Cape
https://www.capesandbox.com/analysis/361523/

Comments


Avatar
zbet commented on 2023-02-07 18:16:15 UTC

url : hxxp://www.ingetic.cl/wp-content/themes/seotheme/shevome2.1.exe