MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082. 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


GoProxy


Vendor detections: 12


Intelligence 12 IOCs 1 YARA 27 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082
SHA3-384 hash: 69d0a67e9425f6e8bd7abb01ec54d869d80dd65f8ae8a6b669c0a5991ca0abc4d1c77c301f7e63d17cd439dab8449f6f
SHA1 hash: 21bff3d716435219e3de02d88a887f8900866382
MD5 hash: 179fbd1a2c757960711879a1098f86aa
humanhash: north-freddie-bravo-three
File name:179fbd1a2c757960711879a1098f86aa.exe
Download: download sample
Signature GoProxy
Create hunting rule
File size:6'546'944 bytes
First seen:2025-12-24 18:30:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (123 x Vidar, 92 x Rhadamanthys, 51 x Stealc)
ssdeep 49152:Lxt73VyXCC1Q14JLzXHF09KNURnhWrq5F5WzFAukNZkLIeJjhy9w5eofK7K9Kvs3:LnQDBV0RncrqzINOKLI7efmsxg3Ep
TLSH T16F664A03ECA555E9C0AAE23189779152BBB17C485B3523D72BA0F3386F72BD06E79350
TrID 50.0% (.EXE) Generic Win/DOS Executable (2002/3)
49.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe GoProxy


Avatar
abuse_ch
GoProxy C2:
http://bobrecurwarmumsworms.com:8080/updater?for=5120D3FEDD36EAC912DB54C863CE59BB

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://bobrecurwarmumsworms.com:8080/updater?for=5120D3FEDD36EAC912DB54C863CE59BB https://threatfox.abuse.ch/ioc/1685954/

Intelligence

File Origin
# of uploads :
1
# of downloads :
102
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2025-12-21 18:05:00 UTC
Tags:
golang smtp phishing evilproxy
Link:
https://app.any.run/tasks/15a046b3-6f7a-4441-aec6-540f24a730ec

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/45987/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=694c3148038f10550b555867
Tags:
virus shell lien sage
Verdict:
Malicious
Labled as:
WinGo_Agent_ZC_trojan
Link:
https://www.hybrid-analysis.com/sample/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-12-21T16:14:00Z UTC
Last seen:
2025-12-24T20:45:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic Trojan-Downloader.Win64.Alien.dsm HEUR:Trojan.Win64.Agent.gen
Link:
https://opentip.kaspersky.com/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/2a806a49-ad3b-4d6c-a7ff-f176550c042a
Result
Threat name:
GoProxy
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1839018
Signature
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Uses WMIC command to query system information (often done to detect virtual machines)
Yara detected GoProxy
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839018 Sample: ws12qMMnxu.exe Startdate: 24/12/2025 Architecture: WINDOWS Score: 68 35 taymurazwarclavow.space 2->35 37 bobrecurwarmumsworms.com 2->37 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected GoProxy 2->45 47 Joe Sandbox ML detected suspicious sample 2->47 8 ws12qMMnxu.exe 1 2->8         started        signatures3 process4 dnsIp5 41 bobrecurwarmumsworms.com 31.42.185.135, 49722, 8080 YURTEH-ASUA Ukraine 8->41 51 Uses WMIC command to query system information (often done to detect virtual machines) 8->51 12 cmd.exe 1 8->12         started        15 cmd.exe 1 8->15         started        17 cmd.exe 1 8->17         started        19 ws12qMMnxu.exe 8->19         started        signatures6 process7 dnsIp8 53 Uses WMIC command to query system information (often done to detect virtual machines) 12->53 22 WMIC.exe 1 12->22         started        25 conhost.exe 12->25         started        27 WMIC.exe 1 15->27         started        29 conhost.exe 15->29         started        31 WMIC.exe 1 17->31         started        33 conhost.exe 17->33         started        39 31.42.185.107, 49724, 49725, 8081 YURTEH-ASUA Ukraine 19->39 signatures9 process10 signatures11 49 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 22->49
Score:
77%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/179fbd1a2c757960711879a1098f86aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082/
Verdict:
Malicious
Threat:
Family.GOPROXY
Link:
https://tip.neiki.dev/file/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-12-21 22:55:25 UTC
File Type:
PE+ (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ij5cmetl3wuy26rxxtjxcdnbwb4yausmaryebsj3gnvl63r62cba._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/251224-w5velaaw9d/
Behaviour
GoLang User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1fb2da06-2ac7-4068-b7d9-09b0bbc5bf9b
Unpacked files
SH256 hash:
427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082
MD5 hash:
179fbd1a2c757960711879a1098f86aa
SHA1 hash:
21bff3d716435219e3de02d88a887f8900866382
Link:
https://www.unpac.me/results/91e566d5-e602-466f-a8a8-b02f80ab846c/
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/427a26126bdda98d7a37bcd3710da1b07980524c047040c93b336abf6e3ed082

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
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:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

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/45987/

Comments