MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b. 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


GoToResolve


Vendor detections: 13


Intelligence 13 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b
SHA3-384 hash: 01287fbed66b315f67e3d01bd60c49170e82b562cdc66f747b15afdafcbad819e3e25a6928ccf2d5a5c8e901118d95b0
SHA1 hash: 38cdc4e2fdec25b2a1a9ac3e642f02c4afed8da7
MD5 hash: 5c95feb7f16778b2e08fe8b0f2051f29
humanhash: cola-whiskey-sierra-solar
File name:Revised-Contract.exe
Download: download sample
Signature GoToResolve
Create hunting rule
File size:24'446'944 bytes
First seen:2025-11-19 20:15:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f8e4a22bcb1b836585534b93f63c1414 (52 x GoToResolve)
ssdeep 393216:sIGdBtIDiCqWtLxXBi1/62Ocwf2o0b8MANHjLiB/ekS/mdVhReXpF:q9WtLzgOTbjZvk/ekS/mcpF
TLSH T16F37333132568471CC5211F1E929AFBBD66D6D248BB218D7B3EC5F2997601C33B32A1B
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter juroots
Tags:exe GoToResolve signed

Code Signing Certificate

Organisation:GoTo Technologies USA, LLC
Issuer:DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1
Algorithm:sha384WithRSAEncryption
Valid from:2024-05-13T00:00:00Z
Valid to:2027-05-12T23:59:59Z
Serial number: 0e0c8767bb2d4fefc2d617df11ce1b89
Intelligence: 72 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: b3f972ad3a7c4f1dbc300675475faf751e0e61f6d3760286146dcabbf45bf76a
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
92
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
https://url.uk.m.mimecastprotect.com/s/CQlBC00zrsADpl5fwfNC9PG6d?domain=demo.guetteinsurance.com
Verdict:
Malicious activity
Analysis date:
2025-11-19 13:50:06 UTC
Tags:
anti-evasion logmeinrescue rmm-tool arch-exec github
Link:
https://app.any.run/tasks/582b9b45-9928-4f4f-a8d6-81b4fc52b3aa

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/38722/
Detection(s):
SecuriteInfo.com.Trojan.Siggen31.49819.904.20314.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=691e258027c5936d7d0dd6be
Tags:
virus shell sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a file in the Program Files subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Creating a window
Searching for the window
Launching a process
Sending an HTTP GET request
Modifying a system file
Creating a file in the %temp% subdirectories
Moving a file to the %temp% subdirectory
Сreating synchronization primitives
Moving a file to the system32 subdirectory
Creating a file in the system32 subdirectories
Enabling the 'hidden' option for recently created files
Searching for synchronization primitives
Creating a service
Launching a service
Creating a file in the Windows subdirectories
Using the Windows Management Instrumentation requests
Creating a file in the system32 directory
DNS request
Connection attempt
Sending a custom TCP request
Enabling autorun for a service
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug base64 cmd crypto fingerprint installer-heuristic lolbin microsoft_visual_cc overlay packed rundll32 runonce signed
Link:
https://www.filescan.io/uploads/691e2578432931e390e58f5b/reports/4bb0a34d-c07a-45d5-8d41-26e37e744551/overview
Verdict:
Malicious
Labled as:
Trojan.LogMeIn
Link:
https://www.hybrid-analysis.com/sample/c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b
Verdict:
Adware
File Type:
exe x32
First seen:
2025-11-17T19:25:00Z UTC
Last seen:
2025-11-20T11:32:00Z UTC
Hits:
~10
Detections:
not-a-virus:HEUR:RemoteAdmin.Win32.GoToResolve.gen
Link:
https://opentip.kaspersky.com/c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b/results?tab=lookup
Score:
2%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/5c95feb7f16778b2e08fe8b0f2051f29
Gathering data
Verdict:
Malicious
Threat:
RemoteAdmin.Win32.GoToResolve
Link:
https://tip.neiki.dev/file/c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b
Threat name:
Win32.PUA.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-11-17 23:47:03 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
9 of 24 (37.50%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zemsrztrvmumjbpfkjvpbinlkhtvzkblg2gydr2el56olgr2u5fq._file
Verdict:
malicious
Label(s):
admintool_gotoresolve
Create hunting rule
Similar samples:
error
GoToResolve
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation spyware trojan
Link:
https://tria.ge/reports/251119-y11rxsyrer/
Behaviour
Delays execution with timeout.exe
Modifies data under HKEY_USERS
Modifies registry class
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Checks SCSI registry key(s)
Checks processor information in registry
Command and Scripting Interpreter: PowerShell
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Checks installed software on the system
Checks system information in the registry
Drops file in Program Files directory
Drops file in Windows directory
Executes dropped EXE
Launches sc.exe
Loads dropped DLL
Checks computer location settings
Drops file in System32 directory
Event Triggered Execution: Component Object Model Hijacking
Checks BIOS information in registry
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/be56fb56-d5a1-4404-b9b7-18c9eeb0360f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
GoGoogle
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b

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:DebuggerCheck__API
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:Glasses
Create hunting rule
Author:Seth Hardy
Description:Glasses family
Rule name:GlassesCode
Create hunting rule
Author:Seth Hardy
Description:Glasses code features
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:SEH__vectored
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.

Web download

GoToResolve

Executable exe c91928e671ab28c485e5526af0a1ab51e75ca82b368d81c7445f7ce59a3aa74b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/38722/
  
URLhaus
https://urlhaus.abuse.ch/url/3712308/
  
Delivery method
Distributed via web download

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