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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259
SHA3-384 hash: efada9fd9bb2d5ab3e3ba6073200a09254b86971bccb6cfe3d8b1e3906d489b4aca6648bdd7fa3d24fa72947ae0b3dab
SHA1 hash: 1424025c94fd9a2c19b919e5bc83656650ff4cc1
MD5 hash: e553f97ee06fb23d3d19d63c9c1d034b
humanhash: neptune-cup-cold-cup
File name:25-23PJSM-653.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:509'128 bytes
First seen:2023-11-26 18:00:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fd61eafe142870d6d0380163804a642 (39 x GuLoader, 6 x RemcosRAT, 4 x AgentTesla)
ssdeep 12288:iaC7FnGkuvCTSzdolTvkw9hH19aYZv/SPqpivm/:E7RGpvCTSzdoB1hZvkqpx/
TLSH T17EB4121E7DD1C0DDF5898771A766CB0B56DA7C032246220B7FB2ABB94B24793D80E4C9
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 8883b69d19c6c3c0 (38 x GuLoader, 6 x RemcosRAT, 6 x VIPKeylogger)
Reporter abuse_ch
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2022-12-13T11:04:13Z
Valid to:2025-12-12T11:04:13Z
Serial number: 721cc710c0811a871ee24c8c550d4c648dae0060
Thumbprint Algorithm:SHA256
Thumbprint: 8bc1776e2ee0fc8aebe472e05547d7e4aa47250288c0b245528fda8807433664
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
325
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/460390/
Detection(s):
Win.Dropper.Cerber-10013641-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Sending a custom TCP request
Creating a file in the %temp% subdirectories
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cerber control installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/656387e41dea9b05c3cb9139/reports/b8b4237a-d5ff-45ae-bc08-f7641c0587a5/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5432f4ce-03dd-4ee2-92bf-85757af5abb9
Result
Threat name:
GuLoader, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1348078
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1348078 Sample: 25-23PJSM-653.exe Startdate: 26/11/2023 Architecture: WINDOWS Score: 100 29 www.tunug.xyz 2->29 31 www.spark-tech-global.xyz 2->31 33 29 other IPs or domains 2->33 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 Antivirus / Scanner detection for submitted sample 2->49 53 3 other signatures 2->53 10 25-23PJSM-653.exe 1 34 2->10         started        signatures3 51 Performs DNS queries to domains with low reputation 31->51 process4 file5 27 C:\Users\user\AppData\Local\...\System.dll, PE32 10->27 dropped 13 25-23PJSM-653.exe 6 10->13         started        process6 dnsIp7 41 googlehosted.l.googleusercontent.com 142.250.80.97, 443, 49820 GOOGLEUS United States 13->41 43 drive.google.com 142.251.40.206, 443, 49819 GOOGLEUS United States 13->43 63 Maps a DLL or memory area into another process 13->63 17 icIZdgZUINAyQv.exe 13->17 injected signatures8 process9 process10 19 SearchProtocolHost.exe 13 17->19         started        signatures11 55 Tries to steal Mail credentials (via file / registry access) 19->55 57 Tries to harvest and steal browser information (history, passwords, etc) 19->57 59 Writes to foreign memory regions 19->59 61 3 other signatures 19->61 22 icIZdgZUINAyQv.exe 19->22 injected 25 firefox.exe 19->25         started        process12 dnsIp13 35 www.foodpackaging-jobs07.xyz 64.190.62.22, 49822, 49823, 49824 NBS11696US United States 22->35 37 tunug.xyz 31.186.11.254, 49866, 49867, 49868 BETAINTERNATIONALTR Turkey 22->37 39 16 other IPs or domains 22->39
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2023-11-14 03:12:31 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
18 of 23 (78.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4d5wafw262rxvprh3tokw46oufxil33756gnlzcbvbndvowgqjmq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/231126-wlvw1sag88/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Loads dropped DLL
Unpacked files
SH256 hash:
852047023ba0cae91c7a43365878613cfb4e64e36ff98c460e113d5088d68ef5
MD5 hash:
be2621a78a13a56cf09e00dd98488360
SHA1 hash:
75f0539dc6af200a07cdb056cddddec595c6cfd2
Link:
https://www.unpac.me/results/5428f723-45ab-45a2-9c4b-b1f55e73072d/
SH256 hash:
e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259
MD5 hash:
e553f97ee06fb23d3d19d63c9c1d034b
SHA1 hash:
1424025c94fd9a2c19b919e5bc83656650ff4cc1
Link:
https://www.unpac.me/results/5428f723-45ab-45a2-9c4b-b1f55e73072d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259

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: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.

Malspam

GuLoader

Executable exe e0fb6016daf6a37abe27dcdcab73cea16e85ef7fef8cd5e441a85a3abac68259

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/460390/

Comments