MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b. 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


PureLogsStealer


Vendor detections: 15


Intelligence 15 IOCs YARA 7 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b
SHA3-384 hash: b5c0516bd804bf9b85fbc3aace4d0762dbe26e9520a55f5b3c18d7278e24435c7bda6c691392a8d9e0b0873f0580adac
SHA1 hash: d33b2efc719e6ede1af89db826b47315595c5cad
MD5 hash: a344d711eee57a20c4c56f3c642c7e2e
humanhash: monkey-missouri-beer-april
File name:a344d711eee57a20c4c56f3c642c7e2e
Download: download sample
Signature PureLogsStealer
Create hunting rule
File size:6'616'120 bytes
First seen:2024-02-28 05:16:10 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 49152:ZLL7HtK37BJNrmPws6bQuudtyA9Cqs6MiiIcu1TZmw8qn5KIXHAZ9rgxy:lYJNrmPvbhi/qK6LHAZ9yy
Threatray 13 similar samples on MalwareBazaar
TLSH T10066F843BB865DA2C64A233BC1970950677FEA846313DB47365F233A9C133FA2D191E6
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Reporter zbetcheckin
Tags:64 exe PureLogStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
336
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
xmrig
Create hunting rule
ID:
1
File name:
2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b.exe
Verdict:
Malicious activity
Analysis date:
2024-02-28 05:20:56 UTC
Tags:
pureloader purecrypter loader miner pureminer zgrat xmrig
Link:
https://app.any.run/tasks/e63d77ef-57c4-4a6a-bc50-3869a79ad088

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/478079/
Detection(s):
Win.Trojan.EmbeddedDotNetBinary-9940868-0
Create hunting rule

Win.Trojan.EmbeddedReversedDLL-9940922-0
Create hunting rule

Win.Trojan.Generic-10014419-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
net_reactor overlay packed packed
Link:
https://www.filescan.io/uploads/65dec1cf22703c3491b52143/reports/cd89b075-45cc-4983-98c3-dd71780c0642/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5962eae1-670b-4adc-8168-d99729ec28c9
Result
Threat name:
PureLog Stealer, Xmrig, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1400044
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Detected Stratum mining protocol
Encrypted powershell cmdline option found
Found strings related to Crypto-Mining
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potential dropper URLs found in powershell memory
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Xmrig
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected PersistenceViaHiddenTask
Yara detected PureLog Stealer
Yara detected Xmrig cryptocurrency miner
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1400044 Sample: dcJEnXmTEU.exe Startdate: 28/02/2024 Architecture: WINDOWS Score: 100 46 gamemodz.duckdns.org 2->46 48 de.zephyr.herominers.com 2->48 50 transfer.sh 2->50 58 Snort IDS alert for network traffic 2->58 60 Sigma detected: Xmrig 2->60 62 Multi AV Scanner detection for domain / URL 2->62 66 14 other signatures 2->66 10 Name.exe 1 2->10         started        13 dcJEnXmTEU.exe 1 2->13         started        15 Name.exe 2->15         started        17 powershell.exe 23 2->17         started        signatures3 64 Uses dynamic DNS services 46->64 process4 signatures5 86 Multi AV Scanner detection for dropped file 10->86 88 Modifies the context of a thread in another process (thread injection) 10->88 90 Injects a PE file into a foreign processes 10->90 19 Name.exe 2 10->19         started        92 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 13->92 22 dcJEnXmTEU.exe 5 13->22         started        25 Name.exe 15->25         started        94 Potential dropper URLs found in powershell memory 17->94 27 WmiPrvSE.exe 17->27         started        29 conhost.exe 17->29         started        process6 file7 68 Writes to foreign memory regions 19->68 70 Modifies the context of a thread in another process (thread injection) 19->70 72 Injects a PE file into a foreign processes 19->72 31 AddInUtil.exe 1 19->31         started        44 C:\Users\user\AppData\Roaming\...44ame.exe, PE32+ 22->44 dropped signatures8 process9 signatures10 96 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 31->96 98 Modifies the context of a thread in another process (thread injection) 31->98 100 Injects a PE file into a foreign processes 31->100 34 AddInUtil.exe 16 2 31->34         started        process11 dnsIp12 52 gamemodz.duckdns.org 45.128.96.133, 39001, 49705, 49706 XXLNETNL Germany 34->52 54 transfer.sh 144.76.136.153, 443, 49707 HETZNER-ASDE Germany 34->54 74 Found strings related to Crypto-Mining 34->74 76 Writes to foreign memory regions 34->76 78 Modifies the context of a thread in another process (thread injection) 34->78 80 Injects a PE file into a foreign processes 34->80 38 AddInProcess.exe 34->38         started        42 AddInProcess.exe 34->42         started        signatures13 process14 dnsIp15 56 de.zephyr.herominers.com 167.235.223.40, 1123, 49721 ALBERTSONSUS United States 38->56 82 Query firmware table information (likely to detect VMs) 38->82 signatures16 84 Detected Stratum mining protocol 56->84
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b/
Threat name:
Win64.Trojan.Smokeloader
Create hunting rule
Status:
Suspicious
First seen:
2024-02-28 05:17:07 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
5
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=emdko6fnz4kb3mbd4sv2jgmd5qll7unirmfruwnmdjmkobg77zvq._file
Verdict:
malicious
Similar samples:
03045e53a51ed7e49ac919e02f474e5a5723a62e4911f364c8c592ade608ef3d
PureLogsStealer
4b4ca1dd5aeba2b42668b3b6fb98335f0a7d159d6db73da34f1060e0a917fee1
PureLogsStealer
7fc4b31a1488f9b2c8211669fa3fa97b723e40cabed7195b9c745357588bc3e9
PureLogsStealer
90f43f41f50f5c7f266f9353d21c3733468bad8644be318d48568415a6d9b89b
PureLogsStealer
936b6537581510b28c42dfc24d97d1c668e12744942ac4ad723e4b66c43c68f8
PureLogsStealer
a419133b9f7d3fc141e69dbe9c40866ab30537f07e267f6c72a2ec6740c73f59
PureLogsStealer
cd2cc1403cb829e7d7454a3a80d9875834bd3b0837e56493369f2d842bf3f569
PureLogsStealer
+ 3 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:xmrig family:zgrat miner rat
Link:
https://tria.ge/reports/240228-fypmrscb35/
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Drops file in System32 directory
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
XMRig Miner payload
Detect ZGRat V1
ZGRat
xmrig
Unpacked files
SH256 hash:
2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b
MD5 hash:
a344d711eee57a20c4c56f3c642c7e2e
SHA1 hash:
d33b2efc719e6ede1af89db826b47315595c5cad
Detections:
Typical_Malware_String_Transforms
Create hunting rule
Link:
https://www.unpac.me/results/fc8704ab-435c-4291-8fc3-59ec6852826b/
Malware family:
XMRig
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2306a778adcf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b

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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Web download

PureLogsStealer

Executable exe 2306a778adcf141db023e4aba49983ec16bfd1a88b0b1a59ac1a58a704dffe6b

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2771976/
  
URLhaus
https://urlhaus.abuse.ch/url/2772012/
Cape
Cape
https://www.capesandbox.com/analysis/478079/

Comments


Avatar
zbet commented on 2024-02-28 05:16:11 UTC

url : hxxp://218.38.52.227:8000/UJFraS/RuntimeBroker.exe