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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593. 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: 18


Intelligence 18 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593
SHA3-384 hash: 03ba2d7e68599288da0d2816364cef42c7dd3dc22d9b57e68297d48f65a18046d941033fe889172207ad24b8c4947513
SHA1 hash: b1f9015ee1c86115fcb8853e9a5174c3aa2e399c
MD5 hash: b4db5120d050d8ccd4adfb4760e59653
humanhash: quiet-bakerloo-juliet-tennessee
File name:pd147996773.att
Download: download sample
Signature Formbook
Create hunting rule
File size:904'704 bytes
First seen:2026-11-11 05:31:34 UTC
Last seen:2026-11-11 06:19:16 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'359 x AgentTesla, 20'862 x Formbook, 12'418 x SnakeKeylogger)
ssdeep 24576:0K4jhYIVBJmWZuwLAFcIDaK7kPl5eWF9c:rGfmYuwnSHm5eW4
TLSH T1D115F05062A9EB07D9B457F51A71D23423B43E4AAA30D30B4FEAACEB3836F445D44397
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter ni_fi_701
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
188
Origin country :
AT AT
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/1de31611-cc34-4a61-9b51-7552f294a642/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-11-11 05:35:47 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/ae3eba7b-01c6-4945-8da6-2efff4e6b0a3

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/99392/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af3fde9e9782982f92ae910
Tags:
injection micro cupi
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Creating synchronization primitives
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593
Verdict:
Malicious
File Type:
exe x32
Link:
https://opentip.kaspersky.com/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/48269743-ec59-40fa-a1b6-312a793a3166
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/2003873
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Found direct / indirect Syscall (likely to bypass EDR)
Injects a PE file into a foreign processes
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
Queues an APC in another process (thread injection)
Sigma detected: Rundll32 Execution Without CommandLine Parameters
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2003873 Sample: pd147996773.att.exe Startdate: 11/11/2026 Architecture: WINDOWS Score: 100 26 www.qcfoodco.com 2->26 28 www.pfalzpelletgmbh.de 2->28 30 17 other IPs or domains 2->30 50 Suricata IDS alerts for network traffic 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 Yara detected FormBook 2->54 56 6 other signatures 2->56 8 pd147996773.att.exe 3 2->8         started        12 x94gEqD6.exe 2->12 injected 14 8G8BTmpcZ3jVt.exe 2->14 injected signatures3 process4 dnsIp5 24 C:\Users\user\...\pd147996773.att.exe.log, ASCII 8->24 dropped 58 Injects a PE file into a foreign processes 8->58 60 Unusual module load detection (module proxying) 8->60 62 Switches to a custom stack to bypass stack traces 8->62 17 pd147996773.att.exe 8->17         started        20 rundll32.exe 13 12->20         started        32 www.qcfoodco.com 162.255.119.41, 49722, 80 NAMECHEAP-NET-NamecheapIncUS United States 14->32 34 www.factged.info 66.29.151.41, 49725, 49726, 49727 NAMECHEAP-NET-NamecheapIncUS United States 14->34 36 9 other IPs or domains 14->36 file6 signatures7 process8 signatures9 38 Maps a DLL or memory area into another process 17->38 40 Queues an APC in another process (thread injection) 17->40 42 Found direct / indirect Syscall (likely to bypass EDR) 17->42 44 Tries to steal Mail credentials (via file / registry access) 20->44 46 Tries to harvest and steal browser information (history, passwords, etc) 20->46 48 Modifies the context of a thread in another process (thread injection) 20->48 22 firefox.exe 20->22         started        process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.20 Win 32 Exe x86
Link:
https://app.malva.re/file/b4db5120d050d8ccd4adfb4760e59653
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593/
Threat name:
ByteCode-MSIL.Trojan.Spynoon
Create hunting rule
Status:
Malicious
First seen:
2026-11-10 08:16:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mbcijmg7ndjmf5nkjn2sqh5i56mskdj27ubxg2tewoz74ijwywjq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/261111-f8d9saeg56/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Family: Formbook
Formbook payload
Malware Family:
n/a
Verdict:
Malicious
Tags:
injector
YARA:
n/a
Link:
https://app.threat.zone/submission/fa2b7afe-fd63-49a7-904d-75c26e88ec38
Malware Family:
msil
Create hunting rule
Malicious:
True
Tags:
polymorphic dotnet exe
Link:
https://intel.virussign.com/intelligence/file/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593
Unpacked files
SH256 hash:
604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593
MD5 hash:
b4db5120d050d8ccd4adfb4760e59653
SHA1 hash:
b1f9015ee1c86115fcb8853e9a5174c3aa2e399c
Link:
https://www.unpac.me/results/45202729-ea93-4a0a-8364-a2c9b8aaf3ff/
SH256 hash:
2605581c33e50b69f22deb514030ba05af578f32ec63ace89d76874943e8b587
MD5 hash:
66deb43989aac664b9f82ce9ed45c827
SHA1 hash:
114498b48f74a87fae7f7ad25d7f0ba7a53f39ee
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/45202729-ea93-4a0a-8364-a2c9b8aaf3ff/
SH256 hash:
21e1ca018409726b2e88cfda5f622e4e4381d27f066dc1ba36f7bd64b770af25
MD5 hash:
47167b29479056607ce965e21dec4403
SHA1 hash:
f943216d584e2b1d8614be37db317656721b8d1b
Link:
https://www.unpac.me/results/45202729-ea93-4a0a-8364-a2c9b8aaf3ff/
SH256 hash:
f11053b21d5b9addc7e7a0378267fa66199c55d1d6f8ba78d50dc538b6494564
MD5 hash:
551fa2f2c8bb6e384830ee421eb4a6aa
SHA1 hash:
51879453114a4d714e4366bd1c7ab204413c156e
Link:
https://www.unpac.me/results/45202729-ea93-4a0a-8364-a2c9b8aaf3ff/
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/604484b0df68d2c2f5aa4b75281fa8ef99250d3afd03736a64b3b3fe2136c593

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:DotNet_RGB_Embedded_AssemblyLoader_Hunt
Create hunting rule
Author:ShadowOpCode
Description:Hunt .NET bitmap RGB extraction combined with embedded resources and assembly loading
Rule name:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:HUNT_NET_Loader_ImagePixel_To_AssemblyLoad
Create hunting rule
Author:Anish Bogati
Description:Hunting: .NET loader that reads pixel data from an embedded image, loads it as a .NET assembly, and runs it via reflection or late binding. Catches bitmap-steganography loaders.
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:WIN_Malware_Derialock_ForgeAuto_3127f957_Extrait
Create hunting rule
Author:Marjoriefort
Description:Detects Derialock (pe, etat extrait)
Rule name:WIN_Sample_Unique_69354b41
Create hunting rule
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

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/99392/

Comments