MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f. 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


GuLoader


Vendor detections: 13


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

SHA256 hash: 58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
SHA3-384 hash: ec62331e12548ed7a3baae03888e84e9fa97af0d21997e477eaea2beebd7fa7740d6500a919a7cbcabc88e928da40223
SHA1 hash: ffd624f8061e3a17c1177ce5a814c0fc079e0ac0
MD5 hash: db8ae0315d197526d9791566da726a3d
humanhash: delta-video-neptune-shade
File name:58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
Download: download sample
Signature GuLoader
Create hunting rule
File size:935'424 bytes
First seen:2025-06-10 11:16:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:KWxISaMT2kfInnnugmPQdnxtA+OJC26fJYOW:x5aLnThA+U3gJYO
Threatray 3'562 similar samples on MalwareBazaar
TLSH T1C315F1679153CE62C5851A7C4260F3BC437C8FD29D17E2496AE93953FA73E072F08A86
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon f0f0f2b2e834b498 (29 x AgentTesla, 12 x AveMariaRAT, 8 x RedLineStealer)
Reporter adrian__luca
Tags:exe GuLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
370
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
Verdict:
No threats detected
Analysis date:
2025-06-10 18:38:29 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/b0e264f3-2367-4005-b111-f52573a9970e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/8731/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6848141b8bd5d68a12e76fe9
Tags:
virus micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db9965fd-4686-471a-bc9b-180ba01c14a9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1710785
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses threadpools to delay analysis
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1710785 Sample: doVGXwO5h8.exe Startdate: 10/06/2025 Architecture: WINDOWS Score: 100 29 www.okay1.xyz 2->29 31 www.4x728z9yb.xyz 2->31 33 7 other IPs or domains 2->33 41 Suricata IDS alerts for network traffic 2->41 43 Antivirus / Scanner detection for submitted sample 2->43 45 Multi AV Scanner detection for submitted file 2->45 49 4 other signatures 2->49 10 doVGXwO5h8.exe 3 2->10         started        signatures3 47 Performs DNS queries to domains with low reputation 31->47 process4 file5 27 C:\Users\user\AppData\...\doVGXwO5h8.exe.log, ASCII 10->27 dropped 59 Injects a PE file into a foreign processes 10->59 61 Uses threadpools to delay analysis 10->61 14 doVGXwO5h8.exe 10->14         started        signatures6 process7 signatures8 63 Maps a DLL or memory area into another process 14->63 17 tRU2SO0svyQ2.exe 14->17 injected process9 process10 19 isoburn.exe 13 17->19         started        signatures11 51 Tries to steal Mail credentials (via file / registry access) 19->51 53 Tries to harvest and steal browser information (history, passwords, etc) 19->53 55 Modifies the context of a thread in another process (thread injection) 19->55 57 3 other signatures 19->57 22 T6s3Iv10o3O9.exe 19->22 injected 25 firefox.exe 19->25         started        process12 dnsIp13 35 ztj54.top 103.148.186.188, 49692, 80 ASIANETGB unknown 22->35 37 www.okay1.xyz 13.248.169.48, 49698, 49699, 49700 AMAZON-02US United States 22->37 39 3 other IPs or domains 22->39
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2025-05-29 17:13:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
32
AV detection:
26 of 36 (72.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ldancmriymsyos3z6kgzineztkfnclfbauotezfusce6dqjra57q._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
Similar samples:
0488152cf6c374d576539c48ab983d8b8eb04014b16186ca85f26a4ce7bcde01
GuLoader
14e491b037d94867f18ba9a1b5feba5bac1ffdc5c9e3034da7fe87432c88fb60
GuLoader
1a7f0d9842f11511d2b604c123882d5b998afc6d51cb958546eff332a86e5f0a
GuLoader
1d24d0a503eb5b331eda2f67be59e834bf499c2b40feadb3d5efaa5bca101943
GuLoader
58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
GuLoader
error
GuLoader
+ 3'552 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250610-nc91ksdk8t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c4fd8405-b4da-4d9b-ab42-90a9740748bd
Unpacked files
SH256 hash:
58c0d13228c325874b79f28d9434999a8ad12ca1051d3264b49089e1c131077f
MD5 hash:
db8ae0315d197526d9791566da726a3d
SHA1 hash:
ffd624f8061e3a17c1177ce5a814c0fc079e0ac0
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
SH256 hash:
d3030aa25fac23c7c3e51f26fc0ce81ec7a5d7bba7985c7fd2abb7cf32c47ba6
MD5 hash:
3c48973d0256bcd5d39aa56f19009193
SHA1 hash:
733badc685bd7d993984f4173b4b4468fce9c2c8
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
SH256 hash:
da48cce7d24f8577861413314a28ddd6e92968219791fab30262272084872be4
MD5 hash:
3d7afbbf8e28609be42d37582fcb8343
SHA1 hash:
9462601815afc661ad9ab4f5dde9028c3959fd10
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
SH256 hash:
9e11978a92be19092136c64c83ab9ef4a5273b1d9f34d5287263b42ea68d6958
MD5 hash:
eaf69e05aeb9a3a33f016e8f1744a7c1
SHA1 hash:
94adb39207be08673e7378e28b881707582272b4
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
Parent samples :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 hash:
262614606e7cac3a87e6418da97b1dcdf7f353c09010606cff80b7afcde9ff19
MD5 hash:
9e76cbe877281861b54ede21199f804d
SHA1 hash:
691daa120c08bf45bc9cfa8dfa32dc868dacb290
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
SH256 hash:
79bb4ddec269239aca054ef69e07c0c2057fe944cc9b001a8867d18bf0cbda5d
MD5 hash:
a6b8443818eb35afce7f1b48bfa030d8
SHA1 hash:
260d34f8d9f04cdbf285d5e082aaaf8fa4783d9e
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/7eb25b72-846e-44d1-a5e3-bcb6ace5f29a/
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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/8731/

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 (HIGH_ENTROPY_VA)high

Comments