MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2
SHA3-384 hash: aa61b9292adb916333671ce16419b57721c3ee3db106159166ca0f40787560825588743646564c22e7bb395837a902c8
SHA1 hash: 14301703bd81c267f9e5b7085a9ce20bb802680b
MD5 hash: ea3cd0d5f69fe812a27701244ffd79bd
humanhash: summer-blossom-beer-magazine
File name:3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356
Download: download sample
Signature Formbook
Create hunting rule
File size:1'329'152 bytes
First seen:2025-11-06 11:09:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c1ce208b1192bfcf652c179f34f034d3 (17 x Formbook, 5 x AgentTesla, 3 x a310Logger)
ssdeep 24576:u5EmXFtKaL4/oFe5T9yyXYfP1MAXDzGYCXAf00vifKp/+7AMVO:uPVt/LZeJbInGizG5i0iifKQ
Threatray 2'109 similar samples on MalwareBazaar
TLSH T18455BE3273818322FF9B9D32CB5EF21D567C69260123A51FD35C2B79B9F01A1463E662
TrID 50.4% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
19.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.5% (.EXE) Win32 Executable (generic) (4504/4/1)
3.8% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter abuse_ch
Tags:exe FormBook upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356
File size (compressed) :822'784 bytes
File size (de-compressed) :1'329'152 bytes
Format:win32/pe
Packed file: 3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356
Verdict:
Malicious activity
Analysis date:
2025-11-06 18:49:03 UTC
Tags:
autoit
Link:
https://app.any.run/tasks/b171ba86-a07e-4687-af95-12d903047960

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/36048/
Detection(s):
SecuriteInfo.com.Win32.Trojan.Agent.35E5V6.UNOFFICIAL
Create hunting rule

PUA.Win.Packer.Embedpe-3
Create hunting rule

PUA.Win.Packer.AcprotectUltraprotect-1
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=690c822e5a5ed7864e237a24
Tags:
autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Сreating synchronization primitives
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-06T09:37:00Z UTC
Last seen:
2025-11-06T11:11:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b7727be0-86c1-4c10-8e74-6d598ed73379
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1809195
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
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)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1809195 Sample: 3f01ff986c36bb3738b261023b0... Startdate: 06/11/2025 Architecture: WINDOWS Score: 100 31 www.vornax.xyz 2->31 33 www.huxleyapp.xyz 2->33 35 11 other IPs or domains 2->35 43 Suricata IDS alerts for network traffic 2->43 45 Antivirus detection for URL or domain 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 51 4 other signatures 2->51 11 3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356.exe 4 2->11         started        signatures3 49 Performs DNS queries to domains with low reputation 33->49 process4 signatures5 61 Binary is likely a compiled AutoIt script file 11->61 63 Writes to foreign memory regions 11->63 65 Maps a DLL or memory area into another process 11->65 67 Switches to a custom stack to bypass stack traces 11->67 14 svchost.exe 11->14         started        process6 signatures7 69 Maps a DLL or memory area into another process 14->69 17 4N3ruULV.exe 14->17 injected process8 process9 19 unregmp2.exe 13 17->19         started        signatures10 53 Tries to steal Mail credentials (via file / registry access) 19->53 55 Tries to harvest and steal browser information (history, passwords, etc) 19->55 57 Modifies the context of a thread in another process (thread injection) 19->57 59 3 other signatures 19->59 22 R1njIz9o6jA.exe 19->22 injected 25 chrome.exe 19->25         started        27 firefox.exe 19->27         started        process11 dnsIp12 37 www.vornax.xyz 203.161.43.199, 49747, 49748, 49749 VNPT-AS-VNVNPTCorpVN Malaysia 22->37 39 www.momomall.com.tw 175.99.128.203, 49731, 49732, 49733 TFN-TWTaiwanFixedNetworkTelcoandNetworkServiceProvi Taiwan; Republic of China (ROC) 22->39 41 7 other IPs or domains 22->41 29 WerFault.exe 4 25->29         started        process13
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2
Verdict:
Malware
YARA:
7 match(es)
Tags:
AutoIt Decompiled Executable PE (Portable Executable) PE File Layout Suspect Win 32 Exe x86
Link:
https://app.malva.re/file/ea3cd0d5f69fe812a27701244ffd79bd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2/
Threat name:
Win32.Trojan.AutoitInject
Create hunting rule
Status:
Malicious
First seen:
2025-11-06 11:09:34 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zsz6qo2ivhth3fi32xcmomv6ypmsjvvadnnpolxov2lw2v23bpba._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
01d5ee39bc1c92fd89ac108357bbd155e92fb8ca03876846cfa8ce393b8552f1
Formbook
0e09bd635f4f22bb7cbcd122276907f2af2fec3940a98105a4c062289846f2c1
Formbook
20f2f32534dbab75a5c3ee41786c118bdd6b638e1fd9b4e863f21e51248d45e4
Formbook
51baf7fe0bb25ca0810b31eb224f2c779ccdb6086151139dfcf95ebc70bad029
Formbook
60a8f087ea808e50d83e20099aa2fbedcd15bfb580f1524db4dc9e4a757d32d5
Formbook
6a6baaeecaf011cf1501cf29567579acf459970aab2ed59118a24942504d4670
Formbook
87e71f3ca2dfb03fba86134301f3f5d8e0001b6e2668b37bdc6bbdb85fb82513
Formbook
9b03c2490861e7acb0399ba7f83c0624d9601ebeeba650a602a17d58c3a1234f
Formbook
error
Formbook
f89d2115d740c13a648b73aa1cceec74d35c4e43628fe711dff231ad75894ccc
Formbook
fb16330c871833981f73ada3203538f6549a62be87150af3ba00536029ccc63b
Formbook
+ 2'099 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/251106-m9dg7sal5y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/aaaa29b5-9efa-4880-a6b3-24dde943b6a0
Unpacked files
SH256 hash:
ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2
MD5 hash:
ea3cd0d5f69fe812a27701244ffd79bd
SHA1 hash:
14301703bd81c267f9e5b7085a9ce20bb802680b
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/465c82c7-cec0-4af6-920e-74c1412f4a63/
Parent samples :
3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356
ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2
SH256 hash:
57dacc029e706ae184b9f8c3f8efe78b04919967b622d84261d2bf6cc7b1ff62
MD5 hash:
e0d6c5d15b34e08ed4602a1f2a22dd00
SHA1 hash:
129df54a2a54863c5fa96531d12be6702ed302cc
Link:
https://www.unpac.me/results/465c82c7-cec0-4af6-920e-74c1412f4a63/
SH256 hash:
7fb5e123f51210c3da7f985e84f1d6d19a686f94c5f23fe8e0fdd0e5a7968e05
MD5 hash:
5fa2df5b2ef66b37f9858b52975d88dd
SHA1 hash:
dbb76612f9e9ce2653368ec3c7fa0891fd775580
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/465c82c7-cec0-4af6-920e-74c1412f4a63/
Parent samples :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 note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:TH_Generic_MassHunt_Win_Malware_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/

File information

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

Formbook

Executable exe 3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356

Formbook

Executable exe ccb3e83b48a9e67d951bd5c4c732bec3d924d6a01b5af72eeeae976d575b0bc2

(this sample)

  
Dropped by
SHA256 3f01ff986c36bb3738b261023b009ec18d700ff3b0cb6e768138b9c2d33af356
  
Dropped by
MD5 ac4431755af25c74408cd7dd293ee344
Cape
Cape
https://www.capesandbox.com/analysis/36048/

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