MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd. 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: 15


Intelligence 15 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
SHA3-384 hash: e8f20dd9c26dc4ee2b638f2b23e404af594d9e3d300d262dbe6783e786662e00664e8d33c74cf777779978ee0ef15a15
SHA1 hash: 332af24c2d1ef2fa6098f7bc0578ef9d0f4614f2
MD5 hash: 842d362d526cab4628633f7bea552669
humanhash: iowa-ohio-triple-leopard
File name:NEW PO.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:780'800 bytes
First seen:2025-06-03 07:01:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:aKDwsBXBBJHEASvCI9mHIXMw+bovvvBUIpjec2jJYiZ2:1rXPSrl9mHNw++JUkS3jT
Threatray 11 similar samples on MalwareBazaar
TLSH T186F4129E3790C153E0BA0B7896B1E2B44B7BADCE9921DB1B4FC42CCF391270955B4399
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon 9671cc96cce83c42 (3 x SnakeKeylogger, 3 x Formbook, 1 x AgentTesla)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
414
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NEW PO.exe
Verdict:
No threats detected
Analysis date:
2025-06-03 07:55:50 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/08cdb90e-e252-49c3-9837-79b94008601b

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/6997/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3345.20885.8560.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=683e9e488bd5d68a12e44314
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
base64 obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/683e9dc5fd02ed5e0595127e/reports/1a435cfe-0108-405d-902d-a37ec897d016/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/371f73ac-b980-4280-97e1-3a62226945c7
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1704627
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Rundll32 Execution Without CommandLine Parameters
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses threadpools to delay analysis
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1704627 Sample: NEW PO.exe Startdate: 03/06/2025 Architecture: WINDOWS Score: 100 35 www.rentnt.xyz 2->35 37 www.vibeark.xyz 2->37 39 24 other IPs or domains 2->39 55 Suricata IDS alerts for network traffic 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 Yara detected FormBook 2->59 63 5 other signatures 2->63 11 NEW PO.exe 19 2->11         started        signatures3 61 Performs DNS queries to domains with low reputation 37->61 process4 dnsIp5 47 limited-mbz200-ext-prod.giphy.map.fastly.net 146.75.105.155, 443, 49693 SCCGOVUS Sweden 11->47 49 64.media.tumblr.com 192.0.77.3, 443, 49694 AUTOMATTICUS United States 11->49 51 redirect.media.tumblr.com 74.114.154.22, 49692, 80 AUTOMATTICUS Canada 11->51 33 C:\Users\user\AppData\...33EW PO.exe.log, ASCII 11->33 dropped 73 Writes to foreign memory regions 11->73 75 Allocates memory in foreign processes 11->75 77 Injects a PE file into a foreign processes 11->77 16 RegSvcs.exe 11->16         started        file6 signatures7 process8 signatures9 53 Maps a DLL or memory area into another process 16->53 19 luuq84A8.exe 16->19 injected process10 process11 21 rundll32.exe 13 19->21         started        signatures12 65 Tries to steal Mail credentials (via file / registry access) 21->65 67 Tries to harvest and steal browser information (history, passwords, etc) 21->67 69 Modifies the context of a thread in another process (thread injection) 21->69 71 2 other signatures 21->71 24 GJtzK1HyH6e.exe 21->24 injected 27 chrome.exe 21->27         started        29 firefox.exe 21->29         started        process13 dnsIp14 41 rentnt.xyz 3.33.130.190, 49727, 49728, 49729 AMAZONEXPANSIONGB United States 24->41 43 www.herpich.one 130.185.109.77, 49731, 49732, 49733 XIRRADE Germany 24->43 45 8 other IPs or domains 24->45 31 WerFault.exe 4 27->31         started        process15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd/
Threat name:
ByteCode-MSIL.Trojan.SnakeLogger
Create hunting rule
Status:
Malicious
First seen:
2025-06-03 05:03:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xw3gu5ph6sd6mi2tz2rgg2phkouyf4wnexpqmcjbnibwbcijfx6q._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
formbook
Create hunting rule
Similar samples:
15819dc93c187e6498d014ef7c1df5a2c63be6e77772a10d9aa214c5f23ee2ab
Formbook
50ec898674f779ff3115b5d856c579eb89aa9702db8355a6a8f34616223a889c
Formbook
989db46562126cd83b6148da103cb17d770ed14c5a09b899bd225e77ff1b054d
Formbook
afda0bdacfc598667d22a2f3c87ddb6baf822c8fe7521d3e7b46cae3349d541e
Formbook
bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
Formbook
c009b9fe595c0fedc30db2bdc3ff67277c458bf5ea92ae745667fa3ba2d0bb94
Formbook
error
Formbook
+ 1 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250603-htcths1p18/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c0c3bdeb-726e-4e94-9dca-5b467aed9094
Unpacked files
SH256 hash:
bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
MD5 hash:
842d362d526cab4628633f7bea552669
SHA1 hash:
332af24c2d1ef2fa6098f7bc0578ef9d0f4614f2
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
SH256 hash:
f909b2f6741f547a108464d82fa2c15316d80c01e6046c851bd0c22f2ad1804c
MD5 hash:
ae5bc62a992e3a1f6a0585f5a6d69317
SHA1 hash:
26efef88fd52e7fb70408d9d95e63b8572714e80
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
Parent samples :
afda0bdacfc598667d22a2f3c87ddb6baf822c8fe7521d3e7b46cae3349d541e
15819dc93c187e6498d014ef7c1df5a2c63be6e77772a10d9aa214c5f23ee2ab
bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd
53d30b6b4749ebdfdfebc9a93793ea3863d5c5ef93594e3c215d91b347db2bca
eac5086383861f7b00d7891457860fa66a1ccab822a4dae1ceb132800c6eedd3
SH256 hash:
ae01cf32e5cd86e629061e3ea416a7b32680b904f42fc62a10a1ae1658e56838
MD5 hash:
bbd23695b98b63999c2c7537062dfacd
SHA1 hash:
36f4c2479d7334d163e7ceea9a7b23538ac00402
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
SH256 hash:
fa54d857041357e5fcde0aa2b795a5a0c3e9cdf568e7be1121b6e39ce8ca6f30
MD5 hash:
71946b3af85547dcd8f394ad36863410
SHA1 hash:
996a35d27549bfbd108f5381b9d5c68b1bce7220
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
SH256 hash:
64002ef83a251b09bf06864aac3e508dfcb0b78a5cdc7177ebacde630ad7d97a
MD5 hash:
a7c76c24d95b2e8d5dc9d483765d6041
SHA1 hash:
d180c82edf7828a58eb51085f411a61ff35dea94
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
SH256 hash:
5f79466e6eb35467d55120536ba0b9cda70e751eb226d0ead5753e6252ff46b3
MD5 hash:
393314547dc8f5a609b37000ac37ea19
SHA1 hash:
a5e5ae3bd4aafc03d2960ae4f70377a06e9635e9
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/8d454d3d-bf60-466f-8344-594499a36bf3/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bdb66a75e7f4/report/overview.html
Please 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/bdb66a75e7f487e62353cea26369e753a982f2cd25df0609216a036089092dfd

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:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/6997/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments