MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2. 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


a310Logger


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2
SHA3-384 hash: 41b02dce71b44024f7bd1b269ca0bef9b080593ce50ed46a219ab6a71811ecf732cc52fc9dba4e35387b735ae989db3f
SHA1 hash: bf8477eb50ec218ac215c2ff02dc95a9469ded73
MD5 hash: 61095557481992f46fb393bbdbec000a
humanhash: nuts-seven-minnesota-steak
File name:61095557481992f46fb393bbdbec000a
Download: download sample
Signature a310Logger
Create hunting rule
File size:759'296 bytes
First seen:2021-09-16 01:22:42 UTC
Last seen:2022-01-24 09:52:11 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 12288:7RmTol9Foda4ArsphNj8MKQGPBgfutkSiXCJZqjuJerIqrlcA8E8Q:URy4ph1jK3PRHJWQ1E8Q
Threatray 4'229 similar samples on MalwareBazaar
TLSH T1F7F4F52C3ECD5AB2ED5ED0F98E458A0DBB630B036280F993D78B15CA875F4656DC7884
dhash icon d48a9a9ab2f4a1a2 (3 x a310Logger, 2 x SpyEx, 1 x FormBook)
Reporter zbetcheckin
Tags:32 a310logger exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
137
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
61095557481992f46fb393bbdbec000a
Verdict:
Malicious activity
Analysis date:
2021-09-16 01:23:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/da9b7204-689b-4d98-8d13-af0acbc23ba1

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/188289/
Detection(s):
SecuriteInfo.com.Suspicious.Win32.Save.a.12737.10170.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61751e729a5a1e91c5d20404/reports/328a2bb3-b35a-4be6-ab3b-160442d1948b/overview
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3857dacb-6f72-4859-8b7d-eeb60624342e
Result
Threat name:
BluStealer SpyEx StormKitty a310Logger
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/851782
Signature
Allocates memory in foreign processes
Binary or sample is protected by dotNetProtector
Detected unpacking (creates a PE file in dynamic memory)
Found many strings related to Crypto-Wallets (likely being stolen)
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)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected a310Logger
Yara detected BluStealer
Yara detected SpyEx stealer
Yara detected StormKitty Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 484209 Sample: uP8CYt2gvb Startdate: 16/09/2021 Architecture: WINDOWS Score: 100 77 Malicious sample detected (through community Yara rule) 2->77 79 Multi AV Scanner detection for submitted file 2->79 81 Yara detected BluStealer 2->81 83 6 other signatures 2->83 9 browser.exe 3 2->9         started        12 uP8CYt2gvb.exe 4 2->12         started        process3 signatures4 89 Multi AV Scanner detection for dropped file 9->89 91 Detected unpacking (creates a PE file in dynamic memory) 9->91 93 Machine Learning detection for dropped file 9->93 95 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 9->95 14 browser.exe 1 9->14         started        18 cmd.exe 1 9->18         started        20 cmd.exe 9->20         started        97 Tries to delay execution (extensive OutputDebugStringW loop) 12->97 99 Injects a PE file into a foreign processes 12->99 22 cmd.exe 3 12->22         started        25 cmd.exe 1 12->25         started        27 uP8CYt2gvb.exe 12->27         started        process5 dnsIp6 75 restd.club 198.54.114.236, 49827, 49828, 587 NAMECHEAP-NETUS United States 14->75 101 Writes to foreign memory regions 14->101 103 Allocates memory in foreign processes 14->103 105 Tries to steal Crypto Currency Wallets 14->105 107 Injects a PE file into a foreign processes 14->107 29 AppLaunch.exe 15 6 14->29         started        34 AppLaunch.exe 14->34         started        36 AppLaunch.exe 14->36         started        38 AppLaunch.exe 14->38         started        48 2 other processes 18->48 40 conhost.exe 20->40         started        61 C:\Users\user\AppData\Roaming\...\browser.exe, PE32 22->61 dropped 63 C:\Users\user\...\browser.exe:Zone.Identifier, ASCII 22->63 dropped 42 conhost.exe 22->42         started        109 Uses schtasks.exe or at.exe to add and modify task schedules 25->109 44 conhost.exe 25->44         started        46 schtasks.exe 1 25->46         started        file7 signatures8 process9 dnsIp10 69 icanhazip.com 104.18.6.156, 49819, 49820, 80 CLOUDFLARENETUS United States 29->69 71 203.215.12.0.in-addr.arpa 29->71 65 C:\Users\user\AppData\...\aDmYqJEq.exe, PE32 29->65 dropped 111 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 29->111 113 May check the online IP address of the machine 29->113 115 Tries to steal Instant Messenger accounts or passwords 29->115 50 aDmYqJEq.exe 29->50         started        73 203.215.12.0.in-addr.arpa 34->73 67 C:\Users\user\AppData\...\KCGiLNUr.exe, PE32 34->67 dropped 117 Tries to steal Mail credentials (via file access) 34->117 119 Tries to harvest and steal browser information (history, passwords, etc) 34->119 53 KCGiLNUr.exe 34->53         started        55 WerFault.exe 36->55         started        57 WerFault.exe 38->57         started        file11 signatures12 process13 signatures14 85 Multi AV Scanner detection for dropped file 53->85 87 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 53->87 59 WerFault.exe 53->59         started        process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2/
Threat name:
ByteCode-MSIL.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-09-15 23:43:25 UTC
AV detection:
12 of 26 (46.15%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xfr7xrqc2y4rruspvsmzjfij6azq62qhawbtnbmjynv6e3tmdza._file
Verdict:
malicious
Similar samples:
26bec6114e67239a103b0c33fef33c802a77703a71ef3a204222454b994dbcf4
a310Logger
4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7
a310Logger
ab80396a6aaae4e3de038da425ac0a3e3d12bc925a1e56629888388427d19e25
a310Logger
b28ddf6937378f3b331f7f19b968e4f0f785d3799aafe32758b6be2496dd6f69
a310Logger
c92748428af1806d4ecc702bce8ad9abcac6b738e7208d3586450cb4944a87a9
a310Logger
cba897dc82a468040a082fd6135edecb8dcdcd0f0fe1375adeaeff3262cc6504
a310Logger
de7e8838d1448ac79810b71d637b62165d32cb1932c211e1ea571bd4770b0cea
a310Logger
f20d2b9da240b7cadb6045a4152636c7cb71b13204aaae35e4a927aaeab23520
a310Logger
+ 4'219 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/210916-brs96aegfl/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Executes dropped EXE
Unpacked files
SH256 hash:
49da8145f85c63063230762826aa8d85d80399454339e47f788127dafc62ac22
MD5 hash:
6ada9bd1462fbfd331cf512e5818845c
SHA1 hash:
a0960b16e2057ed5ec1a5b356005392beb59de64
Link:
https://www.unpac.me/results/6b46b291-5900-4cd0-84d9-a37bc88909f6/
SH256 hash:
f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2
MD5 hash:
61095557481992f46fb393bbdbec000a
SHA1 hash:
bf8477eb50ec218ac215c2ff02dc95a9469ded73
Link:
https://www.unpac.me/results/6b46b291-5900-4cd0-84d9-a37bc88909f6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f5cb1fde3016/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2

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:INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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

a310Logger

Executable exe f5cb1fde3016b1c8c6927d64cca4a84f81987b50382c19b42c4e1b5f137360f2

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1623453/
Cape
Cape
https://www.capesandbox.com/analysis/188289/

Comments


Avatar
zbet commented on 2021-09-16 01:22:43 UTC

url : hxxp://52.58.97.51/i3/u/enquiry_00207301020785png.exe