MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7. 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


RustyStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7
SHA3-384 hash: 34baf363aaf563d1f54b5b6b1666448cb1f872e43f0d9a81b112b7cff448b2bb164fb38fdd597d03bb6218ef9b9e9ff2
SHA1 hash: ae43a10d462f09aa7b945b5b37aad9c0d1df4b01
MD5 hash: 34bfa047aaca8fd4dc99759ebf0e1a6a
humanhash: bakerloo-magnesium-mike-fillet
File name:VKJITO.exe
Download: download sample
Signature RustyStealer
Create hunting rule
File size:505'856 bytes
First seen:2024-12-18 14:54:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e181d703c1ccac643c75df695343568f (1 x RustyStealer)
ssdeep 6144:/6WW4uEbwm8kZ/w2FmOblG/h88OfGJUiuWtgPleGJEdpVNeOo:/6VYdNpmKlG5XqJGgPkG
Threatray 1 similar samples on MalwareBazaar
TLSH T1F9B4E9316A1524B9E2EAC0744249856365397C8DD729B9FB01E4B2342FB7FF71B3A60C
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
File icon (PE):PE icon
dhash icon 1c80014c4c5e8014 (10 x AgentTesla, 2 x RemcosRAT, 2 x RedLineStealer)
Reporter smica83
Tags:CobaltStrike exe Metasploit RustyStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
581
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
cobaltstrike
Create hunting rule
ID:
1
File name:
VKJITO.exe
Verdict:
Malicious activity
Analysis date:
2024-12-18 15:39:23 UTC
Tags:
evasion cobaltstrike rust
Link:
https://app.any.run/tasks/971fe933-1598-4f87-9671-90dd8f977849

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win64.BackdoorX-gen.22258.20358.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
91.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6762e24a8fb73f13afd170b1
Tags:
cobalt virus shell sage
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Launching a process
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file
Running batch commands
Сreating synchronization primitives
Searching for synchronization primitives
Searching for the window
Creating a window
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm cmd fingerprint lolbin microsoft_visual_cc rust
Link:
https://www.filescan.io/uploads/6762e24b7b5c5232624fd888/reports/f7100b1d-a286-4a2c-bda4-01b23afda6c1/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/6a841d69-ec95-4db2-b446-77f1dbc2992a
Result
Threat name:
CobaltStrike, Metasploit
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1577651
Signature
AI detected landing page (webpage, office document or email)
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected CobaltStrike
Yara detected Metasploit Payload
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1577651 Sample: VKJITO.exe Startdate: 18/12/2024 Architecture: WINDOWS Score: 92 27 templatesmetadata.office.net 2->27 29 ip.sb 2->29 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 5 other signatures 2->43 8 VKJITO.exe 7 2->8         started        signatures3 process4 dnsIp5 31 139.159.139.109, 49707, 8080 HWCSNETHuaweiCloudServicedatacenterCN China 8->31 11 WerFault.exe 19 16 8->11         started        14 curl.exe 1 8->14         started        17 cmd.exe 4 2 8->17         started        process6 dnsIp7 25 C:\ProgramData\Microsoft\...\Report.wer, Unicode 11->25 dropped 33 ip.sb 104.26.12.31, 49706, 80 CLOUDFLARENETUS United States 14->33 35 127.0.0.1 unknown unknown 14->35 19 conhost.exe 14->19         started        21 WINWORD.EXE 190 462 17->21         started        23 conhost.exe 17->23         started        file8 process9
Score:
89%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7/
Threat name:
Win64.Trojan.Iphellsgate
Create hunting rule
Status:
Malicious
First seen:
2024-12-17 09:45:01 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kf5wwpujb55zhyaantmeq23xqb26xtdeovs5g7zbqziavdo4d73q._file
Verdict:
malicious
Label(s):
metasploit
Create hunting rule
cobaltstrike
Create hunting rule
Similar samples:
517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7
RustyStealer
error
RustyStealer
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/241218-saffeaspdx/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
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/16e4180f-8dea-4e86-89b5-2415f15757fc
Unpacked files
SH256 hash:
517b6b3e890f7b93e0006cd8486b778075ebcc647565d37f2186500a8ddc1ff7
MD5 hash:
34bfa047aaca8fd4dc99759ebf0e1a6a
SHA1 hash:
ae43a10d462f09aa7b945b5b37aad9c0d1df4b01
Link:
https://www.unpac.me/results/3cebfb77-42cb-4a39-9fd9-8a28ad3f0538/
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Rustyloader_mem_loose
Create hunting rule
Author:James_inthe_box
Description:Corroded buerloader
Reference:https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24
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.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessW
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::CreateFiber
KERNEL32.dll::LoadLibraryA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW
KERNEL32.dll::GetWindowsDirectoryW
KERNEL32.dll::GetSystemDirectoryW
KERNEL32.dll::GetFileAttributesW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptGenRandom
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW

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