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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6. 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


SilentNet


Vendor detections: 7


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

SHA256 hash: 77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6
SHA3-384 hash: 6fab62524ef0215a66bdde1cf8fe5bdd598f0aef238553241296a3b242cb54ce35383b17c62f61a58b63a5837e212b04
SHA1 hash: bd10c197a6f335fc041d0b2b597ebefc2143581b
MD5 hash: 1baef8fcac5d4d41dcc2e7f444d84ad1
humanhash: five-cold-pip-massachusetts
File name:waterclient.jar
Download: download sample
Signature SilentNet
Create hunting rule
File size:2'350'167 bytes
First seen:2026-09-08 08:17:53 UTC
Last seen:2026-09-18 20:10:50 UTC
File type:Java file jar
MIME type:application/zip
ssdeep 49152:e2XAk8j60r+pjcup2YYNy+582DLtpoJeXek9Sre:JAk8PKdKLoaeVq
TLSH T175B5239AA15C85B5CC2F7273B3218EB2D98F058D8509F07602BD05CE04D7DE857AEAB9
TrID 77.1% (.JAR) Java Archive (13500/1/2)
22.8% (.ZIP) ZIP compressed archive (4000/1)
Magika jar
Reporter burger
Tags:jar SilentNet

Intelligence

File Origin
# of uploads :
2
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
jar
Verdict:
Malicious activity
Analysis date:
2026-09-08 08:28:22 UTC
Tags:
silentnet stealer python evasion auto generic openssl tool
Link:
https://app.any.run/tasks/062a85c9-e1b3-4e41-933a-4388cb0d8c43

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/84513/
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ac77a7545c1fe67f5d1087b
Tags:
n/a
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug expand lolbin macros-on-close obfuscated
Link:
https://www.filescan.io/uploads/6a9fc4d98cc2f608cbe28d7b/reports/1ba72b78-1ad6-4a22-ad50-9487bd7a9a50/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6
Verdict:
Malicious
File Type:
jar
First seen:
2026-09-06T17:39:00Z UTC
Last seen:
2026-09-08T07:47:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6/results?tab=lookup
Result
Threat name:
SilentNet
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1969786
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Creates a thread in another existing process (thread injection)
Exploit detected, runtime environment starts unknown processes
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Rare Remote Thread Creation By Uncommon Source Image
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected SilentNet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1969786 Sample: waterclient.jar Startdate: 08/09/2026 Architecture: WINDOWS Score: 96 79 pypi.org 2->79 81 files.pythonhosted.org 2->81 83 2 other IPs or domains 2->83 95 Suricata IDS alerts for network traffic 2->95 97 Antivirus detection for URL or domain 2->97 99 Yara detected SilentNet 2->99 101 3 other signatures 2->101 11 cmd.exe 1 2->11         started        signatures3 process4 process5 13 java.exe 5 11->13         started        15 conhost.exe 11->15         started        process6 17 javaw.exe 884 13->17         started        dnsIp7 75 104.18.11.59, 443, 49704 CLOUDFLARENET-CloudflareIncUS Canada 17->75 77 185.178.208.191, 443, 49706, 49715 DDOS-GUARDRU Russia 17->77 43 C:\Users\user\AppData\Local\...\python.exe, PE32+ 17->43 dropped 45 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 17->45 dropped 47 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 17->47 dropped 49 623 other files (none is malicious) 17->49 dropped 21 python.exe 212 17->21         started        file8 process9 dnsIp10 85 132.145.155.63, 443, 49720 ORACLE-BMC-31898-OracleCorporationUS United States 21->85 87 198.178.224.35, 443, 49718 LATITUDE-SH-LatitudeshUS United States 21->87 89 4 other IPs or domains 21->89 51 C:\Users\user\AppData\...\tmpfv81bb97.tmp, PE32+ 21->51 dropped 53 C:\Users\user\AppData\Local\...\winsound.pyd, PE32+ 21->53 dropped 55 C:\Users\user\AppData\...\vcruntime140_1.dll, PE32+ 21->55 dropped 57 30 other files (none is malicious) 21->57 dropped 103 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 21->103 105 Tries to harvest and steal browser information (history, passwords, etc) 21->105 107 Writes to foreign memory regions 21->107 109 2 other signatures 21->109 26 python.exe 1111 21->26         started        30 pip.exe 21->30         started        32 cmd.exe 1 21->32         started        34 2 other processes 21->34 file11 signatures12 process13 dnsIp14 91 pypi.org 151.101.0.223, 443, 49741, 49746 FASTLY-FastlyIncUS Canada 26->91 93 dualstack.python.map.fastly.net 151.101.128.223, 443, 49742, 49747 FASTLY-FastlyIncUS Canada 26->93 67 C:\Users\user\AppData\Local\...\pip3.exe, PE32+ 26->67 dropped 69 C:\Users\user\AppData\Local\...\pip3.12.exe, PE32+ 26->69 dropped 71 C:\Users\user\AppData\Local\...\pip.exe, PE32+ 26->71 dropped 73 389 other files (none is malicious) 26->73 dropped 36 conhost.exe 26->36         started        38 python.exe 30->38         started        41 conhost.exe 30->41         started        file15 process16 file17 59 c12a6c1abf873b61f0...ce83883.body (copy), Python 38->59 dropped 61 95ad9cf1790ae51303...729f24d.body (copy), Python 38->61 dropped 63 49583e7972e864a609...ef5e4e7.body (copy), Python 38->63 dropped 65 17 other files (none is malicious) 38->65 dropped
Score:
0%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6/
Threat name:
Binary.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-09-06 00:55:18 UTC
File Type:
Binary (Archive)
Extracted files:
275
AV detection:
4 of 24 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o655xiywnekztf4axkhedhik3trcaks7elroeosjxq4h2lecp3ta._file
Result
Malware family:
silentnet
Create hunting rule
Score:
  10/10
Tags:
family:silentnet stealer
Link:
https://tria.ge/reports/260908-j7gkasvvas/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/77bbdba3166915999780ba8e419d0adce2202a5f22e2e23a49bc387d2c827ee6

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/84513/

Comments