MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a46eac36ed3e52a95dce10b5791fac2935bdbefd9161efe00b48c2bd82a4e6fb. 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: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a46eac36ed3e52a95dce10b5791fac2935bdbefd9161efe00b48c2bd82a4e6fb
SHA3-384 hash: aac487a8cd14fc616557a1ab4e099377c16aaaf7d200651deb0da986b966aee11d8a34b653eca159c16b19d90152a02d
SHA1 hash: e332b5c7b111583a49d36c90bf72227356ce0e34
MD5 hash: 55e94ed358f07dd61ac941fba1c34e2e
humanhash: leopard-stream-don-april
File name:RFQ# 6000163267.7z
Download: download sample
Signature GuLoader
Create hunting rule
File size:304'292 bytes
First seen:2022-11-07 16:12:24 UTC
Last seen:Never
File type: 7z
MIME type:application/x-7z-compressed
ssdeep 6144:C3AkYbLdhta7xzug7E/rtaWB0Ic/lbt2/KAf6wBpM6PA0Hkwvbyd2:CQHbLftaH+rtXClbg/t6wBPI0HLbB
TLSH T1995423876406B393BB7BC941DA4EBF3BCAE6507AB84F0512CFF57D00E558E25051BA82
Reporter cocaman
Tags:7z GuLoader QUOTATION RFQ


Avatar
cocaman
Malicious email (T1566.001)
From: "Tronox Saudi Industries Co.<info@goldentradersservicees.live>" (likely spoofed)
Received: "from BOX0.goldentradersservicees.live (box0.goldentradersservicees.live [85.31.44.172]) "
Date: "07 Nov 2022 13:25:22 +0100"
Subject: "Request for quotation"
Attachment: "RFQ# 6000163267.7z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
104
Origin country :
n/a
File Archive Information

This file archive contains 8 file(s), sorted by their relevance:

File name:view-list-ordered-symbolic.svg
File size:876 bytes
SHA256 hash: da892760094437e0ef0626574bc99d04bc948359360642906a7c5325e961a020
MD5 hash: 8ee0bd16a6c6644664c0015114b7d8b9
MIME type:image/svg+xml
Signature GuLoader
File name:Splendorous.App
File size:163'073 bytes
SHA256 hash: 19f0515a0b27746b7d87a55b651c479a769558517c277d25aa1e3b1b7cfc60c8
MD5 hash: d3182f6ab12ac78048ebf77d73ccec42
MIME type:application/octet-stream
Signature GuLoader
File name:Trallevrker.Ren175
File size:45'180 bytes
SHA256 hash: 40b9114756884f27b568edd298899507350fb31f5aab3a507ab87560233cf0ce
MD5 hash: 21e38ddca67adb6bb3330ecddab562d6
MIME type:application/octet-stream
Signature GuLoader
File name:System.dll
File size:11'264 bytes
SHA256 hash: b80a5cba69d1853ed5979b0ca0352437bf368a5cfb86cb4528edadd410e11352
MD5 hash: c9473cb90d79a374b2ba6040ca16e45c
MIME type:application/x-dosexec
Signature GuLoader
File name:avg_antivirus_free_setup.exe
File size:224'072 bytes
SHA256 hash: 234ee46ac73b9421c8134af2e3f00d1efab148034f7503df052bca6fea9936b8
MD5 hash: 5218c60e08de59f480ea4aeb13f4719d
MIME type:application/x-dosexec
Signature GuLoader
File name:location-services-disabled-symbolic.svg
File size:607 bytes
SHA256 hash: 22bd2bce5da9cf2fa6a5dc9b19f84e9cdd108e06b908894547004ca1cd935e66
MD5 hash: 25216b2e2495d27ab5cfb7d377bd7872
MIME type:image/svg+xml
Signature GuLoader
File name:folder-new-symbolic.symbolic.png
File size:200 bytes
SHA256 hash: 9572648ac9ca12a253efbfb3db0160c56cbfaac3157779285642faeb1d86ca94
MD5 hash: b1e1142d7ef33ad94e80a7394c036540
MIME type:image/png
Signature GuLoader
File name:RFQ# 6000163267.exe
File size:329'024 bytes
SHA256 hash: 6d426ec7881edccc7fff11895f9b9ea1b62a105942fdcf6690707c7e1afed2ea
MD5 hash: 3d51bf4e8604b3e26019825a9b1f1ae2
MIME type:application/x-dosexec
Signature GuLoader
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Gen.Variant.Nemesis.254.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/636952341b78baadf87f8f1b/reports/8095fe12-eb9a-429a-b657-a486af017c1e/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a46eac36ed3e52a95dce10b5791fac2935bdbefd9161efe00b48c2bd82a4e6fb/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-07 07:51:47 UTC
File Type:
Binary (Archive)
Extracted files:
17
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=urxkynxnhzjksxoocc2xsh5mfe233px5sfq67yaljdbl3ave435q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/221107-tryhzsfec9/
Behaviour
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Loads dropped DLL
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/a46eac36ed3e52a95dce10b5791fac2935bdbefd9161efe00b48c2bd82a4e6fb

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader

File information

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

Malspam

GuLoader

7z a46eac36ed3e52a95dce10b5791fac2935bdbefd9161efe00b48c2bd82a4e6fb

(this sample)

GuLoader

Executable exe 6d426ec7881edccc7fff11895f9b9ea1b62a105942fdcf6690707c7e1afed2ea

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 6d426ec7881edccc7fff11895f9b9ea1b62a105942fdcf6690707c7e1afed2ea

Comments