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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a
SHA3-384 hash: 6fd91290ab80ee9dad1e2cfa72ae203cdf1473a974215738921a28b5639ee84ee691cb88ab03ba5d6779dfa670a9f279
SHA1 hash: 4dfcf866f46e582e6bf086631953bc71c7e59e85
MD5 hash: f38304fa8ddb8e0bd6ade5e615377fc6
humanhash: diet-fruit-eleven-video
File name:Copy of payment receipt 412-020392622.r15
Download: download sample
Signature GuLoader
Create hunting rule
File size:518'782 bytes
First seen:2025-12-19 10:15:06 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:ck9MT3UqlqXgPpoPlG80Gg3CJh1DHMdcIcJxbRfy3xsF2:B+35gXg6ldAAvDHEcJdRcxsF2
TLSH T181B4234515727F4715640D1CB322FB9305677043BB1E9ACFEEACB2ABCA22F94AE83154
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter proxylife
Tags:GuLoader rar

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
US US
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Copy of payment receipt 412-020392622.exe
File size:630'504 bytes
SHA256 hash: 96f03e7de39c9da07c8980e751e9bd492672af5e56841f0a80820fe6031bfdab
MD5 hash: df2c33bdfb1faea10a742e923a23f93b
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/dae3add8-1e6f-49e6-8a4e-8c6330b6a7c9/
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=694525c8021cfe859b07bbdc
Tags:
injection uloader virus nsis
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole guloader installer installer installer-heuristic masquerade microsoft_visual_cc nemesis nsis overlay signed unsafe
Link:
https://www.filescan.io/uploads/694525b95ceddcfa3ff615ff/reports/1b09f368-9308-4d38-ad40-442670170470/overview
Verdict:
Malicious
Labled as:
Trojan.Downloader
Link:
https://www.hybrid-analysis.com/sample/345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a
Verdict:
Malicious
File Type:
rar
First seen:
2025-12-18T09:18:00Z UTC
Last seen:
2025-12-21T04:12:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a/results?tab=lookup
Verdict:
inconclusive
YARA:
2 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Rar Archive
Link:
https://app.malva.re/file/f38304fa8ddb8e0bd6ade5e615377fc6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a
Threat name:
Win32.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2025-12-18 19:45:28 UTC
File Type:
Binary (Archive)
Extracted files:
20
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=grizpz2v537we66l5knfekam47jlqmgkz4jfkjms7ugwfsdqjqna._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/345197e755eeff627bcbea9a52280ce7d2b830cacf12552592fd0d62c8704c1a

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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Comments