MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e436e50076ca9138c8cd73d9a7ed6268c158be9ab464995f511eba0624deca4. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 6e436e50076ca9138c8cd73d9a7ed6268c158be9ab464995f511eba0624deca4
SHA3-384 hash: 49917168f19a2fc061e45ed5d37f601a5a71df6eabe800aad65cf86840032944cebcb7d53f04052c34beb57eca6379b5
SHA1 hash: f69aa6b08db88234905e16c95f4c8845215f45bf
MD5 hash: d62f3246cca26faf6e87339b25018fbb
humanhash: seven-zebra-skylark-six
File name:M4NfwM7gbm3JD2Q.exe
Download: download sample
Signature a310Logger
File size:1'395'712 bytes
First seen:2021-09-27 17:14:01 UTC
Last seen:2021-10-04 11:00:08 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 24576:HgD+FK1Ibw8eGuLUG98rcR1NgHmHRcTA/9SbkSx:HpKmHkesfgGHRcskAS
Threatray 4'930 similar samples on MalwareBazaar
TLSH T1915532394D2682F7C3EEC67CD04C0BCEDAA6A8837B919F1AD495D7C2026770BE49855C
Reporter GovCERT_CH
Tags:a310logger exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
195
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
M4NfwM7gbm3JD2Q.exe
Verdict:
Malicious activity
Analysis date:
2021-09-27 17:15:39 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Using the Windows Management Instrumentation requests
Malware family:
Malicious Packer
Verdict:
Malicious
Result
Threat name:
SpyEx a310Logger
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Detected unpacking (creates a PE file in dynamic memory)
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
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 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 Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected a310Logger
Yara detected SpyEx stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 491648 Sample: M4NfwM7gbm3JD2Q.exe Startdate: 27/09/2021 Architecture: WINDOWS Score: 100 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for dropped file 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 4 other signatures 2->44 7 M4NfwM7gbm3JD2Q.exe 6 2->7         started        process3 file4 24 C:\Users\user\AppData\...\RfvovvojTtWgQl.exe, PE32 7->24 dropped 26 C:\Users\user\AppData\Local\...\tmpCA8F.tmp, XML 7->26 dropped 28 C:\Users\user\...\M4NfwM7gbm3JD2Q.exe.log, ASCII 7->28 dropped 46 Detected unpacking (creates a PE file in dynamic memory) 7->46 48 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->48 50 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->50 52 2 other signatures 7->52 11 M4NfwM7gbm3JD2Q.exe 3 1 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 30 mkcastings.com 137.59.109.172, 49759, 587 EXABYTES-AS-APExaBytesNetworkSdnBhdMY Malaysia 11->30 54 Tries to steal Crypto Currency Wallets 11->54 17 AppLaunch.exe 11->17         started        20 AppLaunch.exe 2 11->20         started        22 conhost.exe 15->22         started        signatures8 process9 signatures10 32 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->32 34 Tries to steal Mail credentials (via file access) 17->34 36 Tries to harvest and steal browser information (history, passwords, etc) 17->36
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-09-25 23:36:30 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
evasion
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Unpacked files
SH256 hash:
639c00aad9a343ef4db310ccb67354ba8b1a6eb42fdd40460a8ade4b29c6260c
MD5 hash:
7c4f5dd367400bad007620d53267de01
SHA1 hash:
6ddac65f59be295c6d6b40739a59c2cd57764637
SH256 hash:
2c19a1215ed3c615b5991547dac86c593e06788c7de06f9076d051ac4b90e06f
MD5 hash:
da9478a40121e8db70713347122407a2
SHA1 hash:
a23515b550fcb943af6e9eb8536a1767fd1f473a
SH256 hash:
43e38f251dbca9aa20f3470167e5427a7e7a7cdcd25f0b6b045ae8577cd3e345
MD5 hash:
f62ab5d3528d5a3b9e270ea1f9347868
SHA1 hash:
6a74e87711c615adbd9145f829a33f55b7e42dd6
SH256 hash:
6e436e50076ca9138c8cd73d9a7ed6268c158be9ab464995f511eba0624deca4
MD5 hash:
d62f3246cca26faf6e87339b25018fbb
SHA1 hash:
f69aa6b08db88234905e16c95f4c8845215f45bf
Please note that we are no longer able to provide a coverage score for Virus Total.

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

File information


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

Malspam

a310Logger

Executable exe 6e436e50076ca9138c8cd73d9a7ed6268c158be9ab464995f511eba0624deca4

(this sample)

  
Delivery method
Distributed via e-mail attachment

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