MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9. 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: 19


Intelligence 19 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
SHA3-384 hash: 4c78050658eae84b2d45567a431b8906ee93b287221575c8691295d80694334a640a2a1a6e1b70f92d606bb5c5caede1
SHA1 hash: ba44ce8cdd3b22bb65f56db87c71685e0011e3b5
MD5 hash: f71c8322fdc6ea658666c21d0a470a1d
humanhash: summer-nine-iowa-avocado
File name:P0#200097.exe
Download: download sample
Signature a310Logger
Create hunting rule
File size:859'136 bytes
First seen:2025-12-15 16:34:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:NW64LAlDIcqPvPiuIwUIR8tUosEXVut98WioZUI0oq1WQy8SqO78gV26Rz:LRY3iuZxqKIlI0oqIQ5fMF26Rz
Threatray 63 similar samples on MalwareBazaar
TLSH T1560501D13FA57702CEB446349938EDB883624E6C7011BED79ADC7BA773D8250A908F16
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter cocaman
Tags:a310logger exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/7f292bab-7b3c-499b-bbd1-3945548e28db/
Malware family:
n/a
ID:
1
File name:
c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
Verdict:
No threats detected
Analysis date:
2025-12-15 16:24:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/cf194ba8-e1d2-475f-b2af-c08382e63df1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DarkCloud
Create hunting rule
Link:
https://www.capesandbox.com/analysis/45113/
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=694038b6ad11cfef330d8113
Tags:
shell spawn hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-15T13:44:00Z UTC
Last seen:
2025-12-16T06:42:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.MSIL.Taskun.gen Trojan-PSW.Win32.Stelega.sb Trojan-PSW.Win32.DarkCloud.sb Trojan.MSIL.Inject.sb HEUR:Trojan.MSIL.Taskun.sb PDM:Trojan.Win32.Generic Trojan.MSIL.Crypt.sb Trojan.MSIL.Taskun.sb HackTool.ReconScan.TCP.ServerRequest not-a-virus:PDM:AdWare.Win32.Vopak.a
Link:
https://opentip.kaspersky.com/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9/results?tab=lookup
Malware family:
Loki
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/91a99ad9-acd6-48ca-aee2-2e87184249b2
Result
Threat name:
DarkCloud
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1833138
Signature
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected DarkCloud
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1833138 Sample: fE1oP67ziB.exe Startdate: 15/12/2025 Architecture: WINDOWS Score: 100 63 showip.net 2->63 67 Sigma detected: Scheduled temp file as task from temp location 2->67 69 Multi AV Scanner detection for submitted file 2->69 71 Yara detected DarkCloud 2->71 73 3 other signatures 2->73 8 fE1oP67ziB.exe 7 2->8         started        12 abanet.exe 2->12         started        14 VSumVyXbO.exe 5 2->14         started        16 abanet.exe 2->16         started        signatures3 process4 file5 55 C:\Users\user\AppData\Roaming\VSumVyXbO.exe, PE32 8->55 dropped 57 C:\Users\...\VSumVyXbO.exe:Zone.Identifier, ASCII 8->57 dropped 59 C:\Users\user\AppData\Local\...\tmpA0BC.tmp, XML 8->59 dropped 61 C:\Users\user\AppData\...\fE1oP67ziB.exe.log, ASCII 8->61 dropped 83 Uses schtasks.exe or at.exe to add and modify task schedules 8->83 85 Adds a directory exclusion to Windows Defender 8->85 87 Injects a PE file into a foreign processes 8->87 18 fE1oP67ziB.exe 1 16 8->18         started        23 powershell.exe 23 8->23         started        35 2 other processes 8->35 89 Multi AV Scanner detection for dropped file 12->89 25 abanet.exe 12->25         started        37 3 other processes 12->37 27 VSumVyXbO.exe 14->27         started        29 schtasks.exe 14->29         started        31 abanet.exe 16->31         started        33 schtasks.exe 16->33         started        signatures6 process7 dnsIp8 65 showip.net 162.55.60.2, 49692, 49693, 49695 ACPCA United States 18->65 53 C:\Users\user\AppData\Roaming\...\abanet.exe, PE32 18->53 dropped 75 Loading BitLocker PowerShell Module 23->75 39 conhost.exe 23->39         started        41 WmiPrvSE.exe 23->41         started        43 conhost.exe 29->43         started        77 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 31->77 79 Tries to steal Mail credentials (via file / registry access) 31->79 81 Tries to harvest and steal browser information (history, passwords, etc) 31->81 45 conhost.exe 33->45         started        47 conhost.exe 35->47         started        49 conhost.exe 35->49         started        51 conhost.exe 37->51         started        file9 signatures10 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.50 Win 32 Exe x86
Link:
https://app.malva.re/file/f71c8322fdc6ea658666c21d0a470a1d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9/
Verdict:
Malicious
Threat:
Family.DARKCLOUD
Link:
https://tip.neiki.dev/file/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
Threat name:
Win32.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2025-12-15 16:35:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yaicbpo7a4rgcvsh2n677oeh4qiq47jaa5hmdlcsl27abibwyluq._file
Verdict:
malicious
Label(s):
darkcloudstealer
Create hunting rule
Similar samples:
34c4142c1ce499a86d75d293dc49bdbdc7f98f7d5dbe95a5947315e37a94a4c9
a310Logger
36a3c500ed0500d0d2c222504cdd3023a4f3b8dabe2a50f45f31908b3a4ddd74
a310Logger
c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
a310Logger
d7491c4e7c1981c039189cf7b772dc0b532b0bb6fd53f255aeafc9bbde029927
a310Logger
dec24a14f83ed2a0c6fdb82fc2e3e08ee48fc0b3c2d2ddef2cdb4450c9930202
a310Logger
error
a310Logger
+ 53 additional samples on MalwareBazaar
Result
Malware family:
darkcloud
Create hunting rule
Score:
  10/10
Tags:
family:darkcloud discovery execution persistence stealer
Link:
https://tria.ge/reports/251215-t31gqahy2c/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Command and Scripting Interpreter: PowerShell
DarkCloud
Darkcloud family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/47944b78-2e8b-45ea-b727-27c1eba207c3
Unpacked files
SH256 hash:
c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
MD5 hash:
f71c8322fdc6ea658666c21d0a470a1d
SHA1 hash:
ba44ce8cdd3b22bb65f56db87c71685e0011e3b5
Link:
https://www.unpac.me/results/fdf68d69-d87a-4f49-a324-90128efa9a54/
SH256 hash:
f7eb663a0675db35d1e15b18012b97307cc0354e4a8068cc140c282980799b2b
MD5 hash:
020499decff9caaed0e0ea960af5e034
SHA1 hash:
5f991ffff71071e3d5a8b1d8ddd966d6db00463a
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/fdf68d69-d87a-4f49-a324-90128efa9a54/
Parent samples :
303cbaa4832011373afc6bbf1d761a470f4e9111cdd32112f12db68f2d19d5c3
c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9
9569089d9460ec165d7c01d889e239a16155515867d198e8664e4327d07142b3
SH256 hash:
9e47d9ced1df4dd0674f05ab29ae4c8162c079e77ac88ca5b6eeef7f041c0fb1
MD5 hash:
32f71fe964b8b100af956b4e4b677a9d
SHA1 hash:
8bbc2861ae0094e5df33a0381a9779e3d1f75e18
Detections:
darkcloudstealer
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
MALWARE_Win_A310Logger
Create hunting rule
MALWARE_Win_DarkCloud
Create hunting rule
Link:
https://www.unpac.me/results/fdf68d69-d87a-4f49-a324-90128efa9a54/
SH256 hash:
49e3b2fdd2fb49876c442d932dc0847ca0937e4884a8305d710b1660e853286c
MD5 hash:
dfc025681c84484b5f63c462c3982442
SHA1 hash:
f57ad391f443867504a98b64f5ccb4ba788640b1
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/fdf68d69-d87a-4f49-a324-90128efa9a54/
SH256 hash:
3b75425895af4ae3186b36277553641e37ca1d620ae18d68e40d13351b54de6a
MD5 hash:
94d1531b52774dce52a89e33646d5b1d
SHA1 hash:
29bf887b025b97bd7a9e1e261852ba824234a625
Link:
https://www.unpac.me/results/fdf68d69-d87a-4f49-a324-90128efa9a54/
Malware family:
DarkCloud
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c01020bddf07/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/c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9

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: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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
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:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:TelegramAPIMalware_PowerShell_EXE
Create hunting rule
Author:@polygonben
Description:Hunting for pwsh malware using Telegram for C2
Rule name:telegram_bot_api
Create hunting rule
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
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 4531cf0f6f431cc89b82a66a7a3cf9ebbdea004ace32bc7c113fe2021c897003

a310Logger

Executable exe c01020bddf0722615647d37dffb887e4110e7d20074ec1ac525ebe00a036c2e9

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4531cf0f6f431cc89b82a66a7a3cf9ebbdea004ace32bc7c113fe2021c897003
Cape
Cape
https://www.capesandbox.com/analysis/45113/
  
Dropped by
MD5 4fbac1f85c33846aee91d0854dab1a75

Comments