MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743. 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 10 File information Comments
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SHA256 hash: 6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743
SHA3-384 hash: c4c3adc69037f603f500e5d4689ff30c6c12015938229facb85afeb92d02fb7c98de9cb77a66e415878f87c3d29012b1
SHA1 hash: e687e0e34cfd7a1d57df7dbb7cc42dbb003cfd51
MD5 hash: 2ddb72f65c3ca1cb07288e5ba073b66b
humanhash: zebra-potato-green-ohio
File name:alloy_steel_pipe_accessories_specificaion1_PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:9'216 bytes
First seen:2023-04-27 09:01:42 UTC
Last seen:2023-04-28 06:00:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 192:Qkxl3T4TLuBihQ5zWWz4r7fx6GYMK8MnwhYGvMAHo7rd:hlcTLuBihQg9rEMKtkj07r
Threatray 1'227 similar samples on MalwareBazaar
TLSH T12D120C14B7D45232CAF90B3BE96367911774B7E6AC82CB6E48C822576F027050DB27F5
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter TeamDreier
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
261
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
alloy_steel_pipe_accessories_specificaion1_PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-04-27 09:06:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c188d8d7-b224-4224-86f2-6884929309ab

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/385176/
Detection(s):
SecuriteInfo.com.Downloader.MSIL.gen.rexp.22338.7497.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/644a3a0b4923c7a7fda80139/reports/944626cb-57f3-4ab1-ac33-cb6eec869fe9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743
Result
Verdict:
UNKNOWN
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/be2274e7-1341-4262-b536-8ab5b62e76df
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1222040
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
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 signatures2 2 Behavior Graph ID: 854991 Sample: alloy_steel_pipe_accessorie... Startdate: 27/04/2023 Architecture: WINDOWS Score: 100 76 Snort IDS alert for network traffic 2->76 78 Malicious sample detected (through community Yara rule) 2->78 80 Antivirus detection for URL or domain 2->80 82 5 other signatures 2->82 11 alloy_steel_pipe_accessories_specificaion1_PDF.exe 16 6 2->11         started        process3 dnsIp4 56 www.vaestsolutions.com 11->56 58 vaestsolutions.com 198.12.126.210, 49698, 49701, 49702 AS-COLOCROSSINGUS United States 11->58 42 C:\Users\user\AppData\...\Symoivivudb.exe, PE32 11->42 dropped 44 C:\Users\...\Symoivivudb.exe:Zone.Identifier, ASCII 11->44 dropped 46 alloy_steel_pipe_a...icaion1_PDF.exe.log, ASCII 11->46 dropped 98 Writes to foreign memory regions 11->98 100 Injects a PE file into a foreign processes 11->100 16 InstallUtil.exe 11->16         started        file5 signatures6 process7 signatures8 66 Maps a DLL or memory area into another process 16->66 68 Sample uses process hollowing technique 16->68 70 Queues an APC in another process (thread injection) 16->70 19 Symoivivudb.exe 14 3 16->19         started        process9 dnsIp10 52 www.vaestsolutions.com 19->52 54 vaestsolutions.com 19->54 84 Machine Learning detection for dropped file 19->84 86 Writes to foreign memory regions 19->86 88 Injects a PE file into a foreign processes 19->88 23 systray.exe 13 19->23         started        26 InstallUtil.exe 19->26         started        signatures11 process12 signatures13 90 Tries to steal Mail credentials (via file / registry access) 23->90 92 Tries to harvest and steal browser information (history, passwords, etc) 23->92 94 Modifies the context of a thread in another process (thread injection) 23->94 96 Maps a DLL or memory area into another process 23->96 28 explorer.exe 2 1 23->28 injected process14 dnsIp15 60 www.nnsazag.space 91.195.240.94, 49708, 49709, 80 SEDO-ASDE Germany 28->60 62 www.satofy.info 162.0.237.90, 49706, 49707, 80 NAMECHEAP-NETUS Canada 28->62 64 5 other IPs or domains 28->64 102 System process connects to network (likely due to code injection or exploit) 28->102 32 Symoivivudb.exe 2 28->32         started        signatures16 process17 dnsIp18 48 www.vaestsolutions.com 32->48 50 vaestsolutions.com 32->50 72 Writes to foreign memory regions 32->72 74 Injects a PE file into a foreign processes 32->74 36 InstallUtil.exe 32->36         started        38 InstallUtil.exe 32->38         started        40 InstallUtil.exe 32->40         started        signatures19 process20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-04-27 08:33:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
15 of 22 (68.18%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mue7bo5t6lfvgmpbadjrvibpettfnbscc472fkh2qjg3g3ama5bq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
04641e247441a72cb287998b6f36b49959d43cfef538dd806aea04a8606817fb
Formbook
17483ba2526d9ba490c29dc88e5c1a066b0c26f22243e02d312542a53f292393
Formbook
42f025f744bb97509425ac749ada6c20ef6439d193e537a013b981ad4d21e124
Formbook
52582001ebe2883d2f5b20f0de69b42c27aef25ec30e09e1a294b9ae2c8131c3
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5e86212f51e61517dde3cc7d0c36b73a392816d73e18bd14d83b374bcf17ecf5
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9dea7f3e39bd54422856d3a625d94e844ac4f37ddf0ef15163a92f6aafb5c803
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d52990c3733f37b8d26a05d7db3864d5815bdfe6ecbaade840b81402e3cc29e7
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dd208244eb1a5fd616173f4dd0ed419bcfc360c5c3237eb0510b4f97fa22b72d
Formbook
f508b66b3b6398f2a4d73ecfd057ab0804320d523e09feefbe59ee33b1124508
Formbook
+ 1'217 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/230427-kzfhpsef85/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Unpacked files
SH256 hash:
6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743
MD5 hash:
2ddb72f65c3ca1cb07288e5ba073b66b
SHA1 hash:
e687e0e34cfd7a1d57df7dbb7cc42dbb003cfd51
Link:
https://www.unpac.me/results/914800e4-7d3d-4e30-ba87-d568383fe17b/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6509f0bbb3f2/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/6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:MSIL_TinyDownloader_Generic
Create hunting rule
Author:albertzsigovits
Description:Detects small-sized dotNET downloaders
Rule name:pe_imphash
Create hunting rule
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:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

Executable exe 6509f0bbb3f2cb5331e100d31aa02f24e6568642173fa2a8fa824db36c0c0743

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/385176/

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