MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8. 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: 17


Intelligence 17 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8
SHA3-384 hash: 5da448d6d3159c309f45d60c3dbeb174d2d01d583fbd35536e262edcd89aa61c141c4e99f028a1bc2dabbf9406d5c8eb
SHA1 hash: 7511a9fd696a4c69e188e8bbde8e3461b724b9a1
MD5 hash: d1c5fbb20165d99e92fab1cce753b327
humanhash: eleven-muppet-nevada-fillet
File name:POHG9876456789098765.exe
Download: download sample
Signature a310Logger
Create hunting rule
File size:1'614'848 bytes
First seen:2025-09-29 10:12:19 UTC
Last seen:2025-10-09 15:08:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 65bfa54abfa9ca7b94306480d74268ae (3 x a310Logger)
ssdeep 24576:IFQZUSALhVtw5Q0YBaurBaNbpDbQLAuouOyDkjjoTdm+LwSvn5PeZBn:I84jVIbQLToWAATdm+nfYZBn
TLSH T1E375C061F2D1457AD1332A351C07A7A86918BE207978FC9636DD3D888FFB7C0281AD97
TrID 52.0% (.EXE) InstallShield setup (43053/19/16)
12.7% (.EXE) Win64 Executable (generic) (10522/11/4)
12.0% (.EXE) DOS Borland compiled Executable (generic) (10000/1/2)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.4% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter cocaman
Tags:a310logger exe INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
88
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
POHG9876456789098765.exe
Verdict:
Malicious activity
Analysis date:
2025-09-29 10:14:46 UTC
Tags:
delphi dbatloader loader auto-sch ftp
Link:
https://app.any.run/tasks/fc4e113a-ddb6-4601-8c40-d4846120e7c5

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/29408/
Detection(s):
Win.Trojan.Modiloader-10042434-0
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68da5b947d643f33eab8b971
Tags:
delphi emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Moving of the original file
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context borland_delphi fingerprint keylogger obfuscated
Link:
https://www.filescan.io/uploads/68da5b9874e5a2898997ec37/reports/044eca7d-d69f-4b4d-956e-9b0834daddda/overview
Verdict:
Malicious
Labled as:
TrojanDownloader/ModiLoader.a
Link:
https://www.hybrid-analysis.com/sample/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-29T00:16:00Z UTC
Last seen:
2025-09-29T00:16:00Z UTC
Hits:
~1000
Detections:
Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Pycoon.sb Trojan.Win64.Agentb.sb Trojan-PSW.Win32.Stelega.sb Trojan-PSW.Win32.DarkCloud.sb HEUR:Trojan-Downloader.Win32.Delf.gen
Link:
https://opentip.kaspersky.com/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8/results?tab=lookup
Malware family:
ModiLoader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c15f7051-d6f4-40a4-80ec-e8dcd05998ce
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1785777
Signature
Allocates many large memory junks
Allocates memory in foreign processes
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the user root directory
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: DLL Search Order Hijackig Via Additional Space in Path
Sigma detected: Execution from Suspicious Folder
Sigma detected: Files With System Process Name In Unsuspected Locations
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected DarkCloud
Yara detected Generic Dropper
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1785777 Sample: POHG9876456789098765.exe Startdate: 29/09/2025 Architecture: WINDOWS Score: 100 46 Malicious sample detected (through community Yara rule) 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected DarkCloud 2->50 52 6 other signatures 2->52 7 POHG9876456789098765.exe 7 2->7         started        11 rundll32.exe 3 2->11         started        process3 file4 36 C:\Users\Public\qthtkupE.exe, PE32 7->36 dropped 54 Drops PE files to the user root directory 7->54 56 Uses schtasks.exe or at.exe to add and modify task schedules 7->56 58 Writes to foreign memory regions 7->58 60 4 other signatures 7->60 13 qthtkupE.exe 3 7->13         started        16 cmd.exe 3 7->16         started        18 cmd.exe 1 7->18         started        20 schtasks.exe 1 7->20         started        22 Epukthtq.exe 11->22         started        signatures5 process6 signatures7 62 Detected unpacking (changes PE section rights) 13->62 64 Detected unpacking (overwrites its own PE header) 13->64 66 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->66 68 Tries to steal Mail credentials (via file / registry access) 13->68 70 Uses ping.exe to sleep 16->70 72 Uses ping.exe to check the status of other devices and networks 16->72 24 conhost.exe 16->24         started        26 PING.EXE 1 18->26         started        29 conhost.exe 18->29         started        31 conhost.exe 20->31         started        74 Writes to foreign memory regions 22->74 76 Allocates memory in foreign processes 22->76 78 Sample uses process hollowing technique 22->78 80 Allocates many large memory junks 22->80 33 qthtkupE.exe 22->33         started        process8 dnsIp9 38 127.0.0.1 unknown unknown 26->38 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 33->40 42 Tries to steal Mail credentials (via file / registry access) 33->42 44 Tries to harvest and steal browser information (history, passwords, etc) 33->44 signatures10
Score:
0%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/d1c5fbb20165d99e92fab1cce753b327
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8/
Verdict:
Malicious
Threat:
Family.MODILOADER
Link:
https://tip.neiki.dev/file/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8
Threat name:
Win32.Trojan.DBatLoader
Create hunting rule
Status:
Malicious
First seen:
2025-09-29 03:17:51 UTC
File Type:
PE (Exe)
Extracted files:
97
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qxbx7msjhmzpmc6zzk7xryroq344vdjisyrkqeamaaekwl5xvpma._file
Verdict:
malicious
Label(s):
dbatloader
Create hunting rule
darkcloudstealer
Create hunting rule
Similar samples:
error
a310Logger
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader discovery execution persistence spyware stealer trojan
Link:
https://tria.ge/reports/250929-l8tx5azvhx/
Behaviour
Runs ping.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
Suspicious use of SetThreadContext
Executes dropped EXE
Reads WinSCP keys stored on the system
Reads user/profile data of web browsers
ModiLoader Second Stage
ModiLoader, DBatLoader
Modiloader family
Verdict:
Malicious
Tags:
Win.Trojan.Modiloader-10042434-0
YARA:
n/a
Link:
https://app.threat.zone/submission/957154f4-a7cc-46bb-9969-aaacef1039f0
Unpacked files
SH256 hash:
85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8
MD5 hash:
d1c5fbb20165d99e92fab1cce753b327
SHA1 hash:
7511a9fd696a4c69e188e8bbde8e3461b724b9a1
Link:
https://www.unpac.me/results/6445d15c-f57d-4521-9c08-dc185922a8cd/
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/85c37fb2493b/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/85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8

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:BobSoftMiniDelphiBoBBobSoft
Create hunting rule
Author:malware-lu
Rule name:Borland
Create hunting rule
Author:malware-lu
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:darkcloud_stealer
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked darkcloud malware samples.
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_A310Logger
Create hunting rule
Author:ditekSHen
Description:Detects A310Logger
Rule name:MALWARE_Win_DarkCloud
Create hunting rule
Author:ditekSHen
Description:Detects DarkCloud infostealer
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProtectSharewareV11eCompservCMS
Create hunting rule
Author:malware-lu
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vba
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:telegram_bot_api
Create hunting rule
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:Windows_Trojan_DarkCloud_9905abce
Create hunting rule
Author:Elastic Security

File information

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

Malspam

a310Logger

zip 46d04cd20ef7b7e4e525a958f0ac4a18e12c0defd93b27a8ad55593311a148e7

a310Logger

Executable exe 85c37fb2493b32f60bd9cabf78e22e86f9ca8d289622a8100c0008ab2fb7abd8

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 46d04cd20ef7b7e4e525a958f0ac4a18e12c0defd93b27a8ad55593311a148e7
Cape
Cape
https://www.capesandbox.com/analysis/29408/
  
Dropped by
MD5 b7ddda05c21a8658cd4ca6e0fcf53012

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