MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23. 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 1 File information Comments
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SHA256 hash: 78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23
SHA3-384 hash: 453e75a1e75d227d8a7781a2ded2f4f12d408fac507d5b562b744b9e7fb6a06e6cba86d0ae885d751b47561f5087f070
SHA1 hash: 3b0b9c13d6598fdbd80bedf46712a65ba58543ad
MD5 hash: 6191668678f00003a99948d35bfbcda5
humanhash: mobile-zebra-yellow-artist
File name:z35Facturer_vis_e.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:270'856 bytes
First seen:2023-07-14 12:39:49 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:vYa6Araq4BTh4myH59/4nWDGuxgm1BAQgRFnrCebdszb7EIHLOlKkP:vYGeHZzyUQGmgoNgfuzbFSlKkP
Threatray 3'217 similar samples on MalwareBazaar
TLSH T14444126877A1C4B3C9F33A351A7A5B7AEFEAB51509E56B0F1B10970CBD36116630C3A0
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 b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter FXOLabs
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
272
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
z35Facturer_vis_e.exe
Verdict:
Malicious activity
Analysis date:
2023-07-14 12:41:02 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/5af9ad06-2bf8-45cf-8a0d-f553311f4ebd

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/418878/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.68153918.30325.25199.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file
Unauthorized injection to a recently created process
Restart of the analyzed sample
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64b14224b1d2dc145c1d4f48/reports/a7e643c8-5afe-4d23-a140-ba795ada421c/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23
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/582c51b5-2b83-41ca-b9b6-11fc7bc04233
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1273160
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
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 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: 1273160 Sample: z35Facturer_vis_e.exe Startdate: 14/07/2023 Architecture: WINDOWS Score: 100 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 6 other signatures 2->42 10 z35Facturer_vis_e.exe 18 2->10         started        process3 file4 28 C:\Users\user\AppData\Local\...\kbhyq.dll, PE32 10->28 dropped 52 Detected unpacking (changes PE section rights) 10->52 54 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 10->54 56 Maps a DLL or memory area into another process 10->56 58 Tries to detect virtualization through RDTSC time measurements 10->58 14 z35Facturer_vis_e.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 2 1 14->17 injected process8 dnsIp9 30 www.terangbulan4d.com 17->30 32 www.onebigpxls.com 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 WWAHost.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23/
Threat name:
Win32.Trojan.SpyNoon
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Status:
Malicious
First seen:
2023-07-13 09:48:18 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pc33qcyae2zwmhgvpvrwoley7kzpmylenujqjrxswkhu2tmmnirq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0e32221577915aa8a0871d2e2f01cc558450d69a93b8276b46cd70a8fcf4d84a
Formbook
190ab20809cf0e5dee4860df81f3151e95b23f9840f02ab3e9ad2f7cc02f46d5
Formbook
3868bc3ad364e26eb6a690198293725275ac8d1f9105cc1a72e206f82816aedf
Formbook
4061f4ecc5f9ea83a7f8f3c084b3999dae002d26c1dc62d7ddecd2c5f21a26c2
Formbook
7bf47a92fadd875caa70db94a8ef153f7e63296357619e23a27b2d4e0a6a2bde
Formbook
8c0d07e1007f0ca5c49e068f7bcf93dbad6b1ed222e1b168183f3705bafc5673
Formbook
b0d24f4ca574f8e54fc1e23097d9f6b45ec8c37e7732e43a96daea3179b44aa8
Formbook
d6e23ac410c1cad704abcfe18e2ccfa86ef2e6cbc30d22012f7ceec9b9f378ec
Formbook
ebc47d50c4ca732ef1da156f4284c35025bcbee243a8c5e022f3d1ffd1b50895
Formbook
+ 3'207 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d02o rat spyware stealer trojan
Link:
https://tria.ge/reports/230714-pv7tlsef6s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook payload
Formbook
Unpacked files
SH256 hash:
f376c76e43c06f247c8e6b24a74fd44ad599bcb47a7a3f2aeacacda9922bddc7
MD5 hash:
b04681d2637bef6933bcec54fd5b588d
SHA1 hash:
7ac9024edf04195052a3f19f061f1a8aa8a9271d
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/d4c52858-152a-48c8-a8a3-4b5af8d6e76e/
SH256 hash:
71398760c8653e783a0dc529e9213f7e1a3ae532bb0a9b852ec21d49d4018a61
MD5 hash:
0049e7d24ae5f19106959d86662c8b00
SHA1 hash:
53098e92f55271a74a6b42304f64e91572ab8f57
Link:
https://www.unpac.me/results/d4c52858-152a-48c8-a8a3-4b5af8d6e76e/
SH256 hash:
78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23
MD5 hash:
6191668678f00003a99948d35bfbcda5
SHA1 hash:
3b0b9c13d6598fdbd80bedf46712a65ba58543ad
Link:
https://www.unpac.me/results/d4c52858-152a-48c8-a8a3-4b5af8d6e76e/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/78b7b80b0026/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

Executable exe 78b7b80b0026b3661cd57d63672c98fab2f661646d1304c6f2b28f4d4d8c6a23

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/418878/

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