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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb
SHA3-384 hash: a2fe40e91345429f14404414fd1bbcd7f8cb809bccb489a80925fab8a4fd896438393ab26b7deaa63f15b9d0bb022e3c
SHA1 hash: 25034819db6e5e7930414f5c4edb273940447555
MD5 hash: 2ae5ab42f2924330344e5dd45c5bf841
humanhash: maine-orange-alaska-zebra
File name:Caixa-pago.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:437'600 bytes
First seen:2026-10-08 11:09:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash 9be4f90f50c714bc00cc8beb2e137299 (8 x RemcosRAT, 7 x Formbook, 2 x ValleyRAT)
ssdeep 6144:fJTKDxQFe3eN5KkOGespU+rRCmGI+b2ccCBqej/FWh6u/GWNROL0sGF0rtb:ftg/3vspBIBsCBqej+6mrUF
TLSH T1E894F100DFC69CE9C8F5857149B692B3E4227DDC5824A31B5718BF6B7C70AB0C92AB47
TrID 27.0% (.EXE) Win64 Executable (generic) (6522/11/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.4% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon d022d8c8f28f80c0 (44 x GuLoader, 12 x VIPKeylogger, 10 x Formbook)
Reporter lowmal3
Tags:exe FormBook signed

Code Signing Certificate

Organisation:Dagrofa
Issuer:Dagrofa
Algorithm:sha256WithRSAEncryption
Valid from:2026-08-30T06:12:03Z
Valid to:2027-08-30T06:12:03Z
Serial number: 6f5dbef588b73e6db9d0cf6201fa6dc4b2fadea8
Thumbprint Algorithm:SHA256
Thumbprint: 04b779cd8320496d23eb01f9c86cba717024b2238e3b2de7d32f7da8fdd223a7
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
208
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
NSIS
Details
Link:
https://research.acce.ciphertechsolutions.com/results/fc29e144-6cf7-4fa8-95cd-76384552ab42/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-08 11:15:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/70c297c2-237d-4b47-8a4f-8bcb3e665ccb

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/91087/
Detection(s):
SecuriteInfo.com.Other.Malware-gen.15216223.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ad069d2f4e17c78f7157b69
Tags:
injection injector virus nsis
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Delayed reading of the file
Unauthorized injection to a recently created process
Restart of the analyzed sample
DNS request
Connection attempt
Sending a custom TCP request
Launching a service
Sending an HTTP GET request
Launching a process
Сreating synchronization primitives
Unauthorized injection to a system process
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
base64 installer installer nsis signed
Link:
https://www.filescan.io/uploads/6ac779e40e8ea755dcdd7134/reports/4f986e4d-c4cf-46df-b861-9df31e9323f1/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-10-07T07:08:00Z UTC
Last seen:
2026-10-10T02:58:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/948dbf1b-fd50-4d3c-9902-75b9015b4570
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1984127
Signature
AI detected suspicious PE / MSI digital signature
Creates a thread in another existing process (thread injection)
Found direct / indirect Syscall (likely to bypass EDR)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
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)
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1984127 Sample: Caixa-pago.exe Startdate: 08/10/2026 Architecture: WINDOWS Score: 100 29 www.78452409.xyz 2->29 31 www.whphli.com 2->31 33 21 other IPs or domains 2->33 65 Suricata IDS alerts for network traffic 2->65 67 Multi AV Scanner detection for submitted file 2->67 69 Yara detected FormBook 2->69 73 3 other signatures 2->73 8 ezODf3Qv.exe 2->8 injected 12 Caixa-pago.exe 25 2->12         started        15 6QV9d8AdmvKd.exe 2->15 injected signatures3 71 Performs DNS queries to domains with low reputation 29->71 process4 dnsIp5 39 www.asujuko.com 198.54.112.138, 49739, 49740, 49741 NAMECHEAP-NET-NamecheapIncUS United States 8->39 41 78452409.xyz 49.12.122.181, 49727, 49728, 49729 HETZNER-ASDE Germany 8->41 43 10 other IPs or domains 8->43 75 Maps a DLL or memory area into another process 8->75 77 Found direct / indirect Syscall (likely to bypass EDR) 8->77 17 Utilman.exe 13 8->17         started        27 C:\Users\user\AppData\Local\...\System.dll, PE32+ 12->27 dropped 79 Hides threads from debuggers 12->79 81 Switches to a custom stack to bypass stack traces 12->81 20 Caixa-pago.exe 6 12->20         started        23 where.exe 15->23         started        file6 signatures7 process8 dnsIp9 45 Tries to steal Mail credentials (via file / registry access) 17->45 47 Tries to harvest and steal browser information (history, passwords, etc) 17->47 49 Modifies the context of a thread in another process (thread injection) 17->49 51 Switches to a custom stack to bypass stack traces 17->51 25 firefox.exe 17->25         started        35 drive.usercontent.google.com 142.251.15.132, 443, 49702 GOOGLE-GoogleLLCUS United States 20->35 37 drive.google.com 64.233.176.102, 443, 49701 GOOGLE-GoogleLLCUS United States 20->37 53 Hides threads from debuggers 20->53 55 Creates a thread in another existing process (thread injection) 20->55 57 Found direct / indirect Syscall (likely to bypass EDR) 20->57 59 Maps a DLL or memory area into another process 23->59 61 Queues an APC in another process (thread injection) 23->61 63 Unusual module load detection (module proxying) 23->63 signatures10 process11
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/2ae5ab42f2924330344e5dd45c5bf841
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb/
Threat name:
Win64.Trojan.Qwexlafiba
Create hunting rule
Status:
Malicious
First seen:
2026-10-07 15:37:09 UTC
File Type:
PE+ (Exe)
Extracted files:
14
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xsvgbxgdg2oef2o67ni4s2jzuh5wvwicb6xrx4q3ildtpr6pwtvq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery privilege_escalation
Link:
https://tria.ge/reports/261008-m89t1swtes/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Reads the TCP/IP host and domain name from the registry
Drops file in Program Files directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Contacts third-party web service commonly abused for C2
Loads dropped DLL
Unpacked files
SH256 hash:
bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb
MD5 hash:
2ae5ab42f2924330344e5dd45c5bf841
SHA1 hash:
25034819db6e5e7930414f5c4edb273940447555
Link:
https://www.unpac.me/results/7fc5834b-7bc6-4a28-b44e-e78b37c04cae/
SH256 hash:
a0a6431feb4e09018d99acdc02f2139fbacd68420b0f84d4b22a9e091aaac707
MD5 hash:
48452d7f73a0e73b62a16b4c88068a60
SHA1 hash:
ef5a3edd25cf3cf664e93c38fbe9034ce652d117
Link:
https://www.unpac.me/results/7fc5834b-7bc6-4a28-b44e-e78b37c04cae/
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/bcaa60dcc3369c42e9defb51c96939a1fb6ad9020faf1bf21b42c737c7cfb4eb

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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Win_Clipboard_Clipper_Thengavar
Create hunting rule
Author:Thengavar
Description:Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks
Rule name:WIN_Malware_Formbook_ForgeAuto_dc5021a0
Create hunting rule
Author:Marjoriefort
Description:Detects Formbook (pe, etat binaire)

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/91087/

Comments