MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205. 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: 418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205
SHA3-384 hash: c68eb04dedb2e9ca890f010d8e880dfdc33a0df53af61aa8b798ef6d2bf7bdd56c3eaf76ac523f03822fbab2707ac65c
SHA1 hash: fc865ba3b6d15c48e443d19b050a7856f0005f31
MD5 hash: 1e1cb489a84ebe8638aa95bc1c408948
humanhash: wisconsin-florida-hawaii-stairway
File name:1e1cb489a84ebe8638aa95bc1c408948
Download: download sample
Signature Formbook
Create hunting rule
File size:608'256 bytes
First seen:2022-04-27 08:12:04 UTC
Last seen:2022-04-27 10:00:02 UTC
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:eTeU+C9KprHx2x+yakuxgYBGcHJmPWmTfiu:3U+C9T8ln0cYeeq
Threatray 15'154 similar samples on MalwareBazaar
TLSH T102D4010AF211B6A1CDAD0BB7516768604AB77D272533FB8FA1CC3E7AD9733C48652121
TrID 54.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
23.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
7.8% (.EXE) Win64 Executable (generic) (10523/12/4)
4.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/267134/
Detection(s):
SecuriteInfo.com.Trojan.MSIL.AgentTesla.ERA.MTB.17662.18638.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/6268fae362b1ae4451b3a717/reports/86b30d8e-1d77-4efd-b584-e63bd0eaea57/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/facf2ee1-fee3-412b-bc12-93e6834e6655
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/983888
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 616383 Sample: xkNXqnGVwf Startdate: 27/04/2022 Architecture: WINDOWS Score: 100 33 www.ferryal.xyz 2->33 35 www.ajysky.com 2->35 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 7 other signatures 2->43 11 xkNXqnGVwf.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\xkNXqnGVwf.exe.log, ASCII 11->31 dropped 53 Tries to detect virtualization through RDTSC time measurements 11->53 15 xkNXqnGVwf.exe 11->15         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 15->55 57 Maps a DLL or memory area into another process 15->57 59 Queues an APC in another process (thread injection) 15->59 18 explorer.exe 15->18 injected process9 process10 20 explorer.exe 18->20         started        signatures11 45 Self deletion via cmd delete 20->45 47 Modifies the context of a thread in another process (thread injection) 20->47 49 Maps a DLL or memory area into another process 20->49 51 Tries to detect virtualization through RDTSC time measurements 20->51 23 cmd.exe 1 20->23         started        25 explorer.exe 1 129 20->25         started        27 explorer.exe 93 20->27         started        process12 process13 29 conhost.exe 23->29         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-04-27 08:13:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
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Similar samples:
0b547b6fbd2328c64aab9806e3617ec953098db3af45a2546697d9ca7ee838c9
Formbook
3c8c38f5165d4b2c0cd6200fe213aac210dbdda1780ece78cd46e6d6cc2020cd
Formbook
4cfa2754f65c5621cec77a0804c28092191f5d2993a49c40312c940fe2ef08c3
Formbook
898b47cb2e4d16a7325de16aae14c3c66894467ece923e706c186ee9ab75799b
Formbook
95c6926c4af01e7a782b16967a66b3c349f24a6ab2393b1a20c47e28a1ad7249
Formbook
ab16df3a8883b6049c041dfb010de4ca1ff8ef1ff598c46b9395833b52f78f83
Formbook
b1864b93f536f9f345949786b9d7229a56745506750c886abd462f07cb92a93b
Formbook
c0e6b0b4e80d36f0872fe01ed20cc5a6d17083f6d11ff93cc5ccc841dd43aa33
Formbook
f239a57a44872a5cc2f4facc6b62acb8ea45c39f2bad517991ca52a682c46d91
Formbook
+ 15'144 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:grh2 loader rat
Link:
https://tria.ge/reports/220427-j4eljaddcl/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
3de9521da17d3213af19d6648f72dfb773d471f87ae06601d50e3fabc833280d
MD5 hash:
a5730e022cc4ca89e3115669f1dcddd9
SHA1 hash:
8dfbc1bf5906f56adab5354a793ecb3d6f3c3ff5
Link:
https://www.unpac.me/results/bb23bd9a-efa0-4c14-a56a-c6454dd2ad6c/
SH256 hash:
09cd3bc420c8982190990a9673b58c3ab01e933dff0881f1e521d3316f1b9a6b
MD5 hash:
6933707e111286a128ad0f7fa298153f
SHA1 hash:
d1121c8bed634e9684727e8c0aad3f597b0749ad
Link:
https://www.unpac.me/results/bb23bd9a-efa0-4c14-a56a-c6454dd2ad6c/
SH256 hash:
fad4ae15f6317d43c3e6487d37f8b6e1d3a1701d9b81955ecd27696699a4c0f2
MD5 hash:
403a524cfb07897b41f6e07dd4004d76
SHA1 hash:
de225ca4b4f9dc99cdfadb2549e2a5904f978891
Link:
https://www.unpac.me/results/bb23bd9a-efa0-4c14-a56a-c6454dd2ad6c/
SH256 hash:
bcd2fbfbf288415149a91fafddb4b078653960834dce345c95ff8066d881f43e
MD5 hash:
e033d334fe558d21e1fc05684497e857
SHA1 hash:
ffa97787a55717a8d6e8b5e15c574e6129907f9d
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/bb23bd9a-efa0-4c14-a56a-c6454dd2ad6c/
Parent samples :
25b29ef4957c769665a959d8b3cc03aeff0e8cfb1ee1dcadcf51cd5aca61226f
3c8c38f5165d4b2c0cd6200fe213aac210dbdda1780ece78cd46e6d6cc2020cd
418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205
SH256 hash:
418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205
MD5 hash:
1e1cb489a84ebe8638aa95bc1c408948
SHA1 hash:
fc865ba3b6d15c48e443d19b050a7856f0005f31
Link:
https://www.unpac.me/results/bb23bd9a-efa0-4c14-a56a-c6454dd2ad6c/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/418e0c859d53/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/418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205

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 418e0c859d5387f788041b79c2bd0fd4347207c0160360af3141c5df35fb7205

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2166964/
Cape
Cape
https://www.capesandbox.com/analysis/267134/

Comments


Avatar
zbet commented on 2022-04-27 08:12:05 UTC

url : hxxp://107.175.212.46/kudar/LoaderX.exe