MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
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SHA256 hash: 4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554
SHA3-384 hash: c6eeb6735e155d3f6810dfb236a11e85aee3bfb8cd500c44eaa0517f3b65b93d51719869b3af783665ce5a6654aab80e
SHA1 hash: 6df253f4213b10db4ca8c786679179a97b21486f
MD5 hash: f50a61c710f9db5597e875a7b36caf9b
humanhash: beryllium-thirteen-batman-iowa
File name:f50a61c710f9db5597e875a7b36caf9b
Download: download sample
Signature Formbook
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File size:680'448 bytes
First seen:2022-07-08 15:10:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:nEYqWjsZ5uEd2iNmG1Zv5qG3Wrk97y9pb1gWSuKAW9pNTYD2oHvYhEHxSEDBMBmi:nEY/W5X1dv5Kk6pb1+k+pWyoPNxSEDBz
TLSH T172E412507F5C87A7E83C537090510A3A937E712A9921E3B8DE8BA3E7102B7A2D513F57
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
295
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62c8491111764e36f8232280/reports/9ce7aae3-2705-47a7-a259-8dd65297c481/overview
Result
Verdict:
MALICIOUS
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/93ce3d55-d782-4792-89d4-7213b24df9d3
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1027378
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 659869 Sample: pyx7a07Ijz Startdate: 08/07/2022 Architecture: WINDOWS Score: 100 31 www.theferang.net 2->31 33 www.kblek.com 2->33 35 parkingpage.namecheap.com 2->35 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 Multi AV Scanner detection for submitted file 2->47 49 6 other signatures 2->49 11 pyx7a07Ijz.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\pyx7a07Ijz.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 pyx7a07Ijz.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.isoconic.net 18->37 39 www.hsabball.com 18->39 41 5 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 WWAHost.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554/
Threat name:
ByteCode-MSIL.Trojan.RealProtect
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Status:
Malicious
First seen:
2022-07-07 07:53:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3hcrjbctva6oyzahlfyyzvpffhfiynqdxrmjys5vxnlde674vka._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/220708-skk4mshee5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader payload
Xloader
Unpacked files
SH256 hash:
603d5301ad65ee1cf6e4917210b68da9d03ae786b6ca261c96d41bf84b93d189
MD5 hash:
fc325391141114a6a3927705153f69a3
SHA1 hash:
b24ebe35d751dbfcc1581525ec2adf96d8352f4f
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/3c6d36db-d25f-465c-9e4d-f825b8b7b360/
Parent samples :
4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554
62caaba34203175af55b13e862c3a185257dd2ca3d0727e88ff912d1a1829b32
d7afd3ad1e23e16cb3c91351ce752984c0753cdf201bf2bbd3f9383a5f0ca760
3b35af72357dd7a40e3f4d878b05f21d99aee95ffa0b016465158723b4cd1e15
620279f8e14ad756e7d8e1e4442096ec53b47a927a25679c27781f1d9788244c
416f6e84e0825f1dd9aa5e80205c8b5f357dd1fd5e30add9f8dc2607a5d3b0f4
SH256 hash:
37a0e008ca7df3e38d123bc336379ad6d286dd7bc983306f6b5248309dd92307
MD5 hash:
9570c8e02b28c6a6b308cc5d5b1994b4
SHA1 hash:
cf2f1118d10fdf3d169b6d4c3415466f98e57174
Link:
https://www.unpac.me/results/3c6d36db-d25f-465c-9e4d-f825b8b7b360/
SH256 hash:
3b59fe180dd50e3f3d4fdcbdd4e7a2d4e3e1c85ae43cb4f3716c4be41e9ec2ae
MD5 hash:
9ea556e333e216a65aa09c102f36004f
SHA1 hash:
814c07f1dc68bd61840384aac3aa8346d9f8148f
Link:
https://www.unpac.me/results/3c6d36db-d25f-465c-9e4d-f825b8b7b360/
SH256 hash:
e676cff77e3e2113612081324f0d9e1a0d9304eef34a7e096d1aaa74f32e2ca4
MD5 hash:
e980a5df90a01e519ea1290a6d74cde9
SHA1 hash:
413287d6402b7c7cd321c333063e1d5d8a720d27
Link:
https://www.unpac.me/results/3c6d36db-d25f-465c-9e4d-f825b8b7b360/
SH256 hash:
4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554
MD5 hash:
f50a61c710f9db5597e875a7b36caf9b
SHA1 hash:
6df253f4213b10db4ca8c786679179a97b21486f
Link:
https://www.unpac.me/results/3c6d36db-d25f-465c-9e4d-f825b8b7b360/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ece28a4229d/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe 4ece28a4229d41e763203acb8c66af294e5461b01de2c4e25daddab193dfe554

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2255405/

Comments


Avatar
zbet commented on 2022-07-08 15:11:03 UTC

url : hxxp://192.3.110.133/234/vbc.exe