MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895
SHA3-384 hash: 04e089b0ed7296dde407cc6d05b1964a02810bc4df7f29fcf497bd875510d691e199e111eb24e39044fa0da0d333b885
SHA1 hash: ffffd3041e43306cf365dc7ebd4764f8f9ba8183
MD5 hash: 42aaf0956115b2959723af5c19b5f3e3
humanhash: football-mobile-georgia-maryland
File name:6220_719_pdf.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:346'096 bytes
First seen:2022-08-11 14:47:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 6e7f9a29f2c85394521a08b9f31f6275 (293 x GuLoader, 51 x VIPKeylogger, 48 x RemcosRAT)
ssdeep 6144:L3hqLKLix/K1V0QzeaQZiKTBxAhnghYIj0fsj82h+8Gh/mhF:L3NLix/K1VpCbBxAihDIGH7Gh/
TLSH T18B74F10D3920E42EE7E28D394EE4E52EA5BCE4559DC45A0673021B983E3BFE87D8F145
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 80e4b068e890d864 (2 x AZORult, 1 x GuLoader)
Reporter GovCERT_CH
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Ilixanthin Lagerekspedient
Issuer:Ilixanthin Lagerekspedient
Algorithm:sha256WithRSAEncryption
Valid from:2021-09-10T21:23:05Z
Valid to:2024-09-09T21:23:05Z
Serial number: 629ecdc18c38492f
Thumbprint Algorithm:SHA256
Thumbprint: 19b68f70639c46e527838b5962216612fad4b18953c2620b4fafd3f1b1b29a0f
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
356
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6220_719_pdf.exe
Verdict:
Malicious activity
Analysis date:
2022-08-11 14:49:59 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/52f2990a-f93f-4464-845d-5d94a80a7f5a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/298003/
Detection(s):
SecuriteInfo.com.generic.ml.10818.32755.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a file in the %temp% subdirectories
Searching for the window
Searching for the Windows task manager window
Running batch commands
Creating a process with a hidden window
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/28683/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed remoteadmin shell32.dll
Link:
https://www.filescan.io/uploads/62f516e0080024921b6a1cf6/reports/8e922b89-d8c4-47b2-bd46-b2c10b5c41a4/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a398b870-c1f2-4be7-ae86-6c82acdcc05c
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad.phis.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1050015
Signature
Initial sample is a PE file and has a suspicious name
Mass process execution to delay analysis
Multi AV Scanner detection for submitted file
Obfuscated command line found
Sample uses process hollowing technique
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 682525 Sample: 6220_719_pdf.exe Startdate: 11/08/2022 Architecture: WINDOWS Score: 100 54 googlehosted.l.googleusercontent.com 2->54 56 drive.google.com 2->56 58 doc-04-5s-docs.googleusercontent.com 2->58 66 Snort IDS alert for network traffic 2->66 68 Multi AV Scanner detection for submitted file 2->68 70 Yara detected GuLoader 2->70 72 2 other signatures 2->72 9 6220_719_pdf.exe 39 2->9         started        signatures3 process4 file5 42 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 9->42 dropped 44 C:\Users\user\AppData\Local\...\System.dll, PE32 9->44 dropped 74 Obfuscated command line found 9->74 76 Self deletion via cmd or bat file 9->76 78 Mass process execution to delay analysis 9->78 80 2 other signatures 9->80 13 6220_719_pdf.exe 70 9->13         started        18 cmd.exe 9->18         started        20 cmd.exe 9->20         started        22 62 other processes 9->22 signatures6 process7 dnsIp8 60 157.230.46.114, 49780, 49781, 80 DIGITALOCEAN-ASNUS United States 13->60 62 drive.google.com 142.250.185.174, 443, 49778 GOOGLEUS United States 13->62 64 googlehosted.l.googleusercontent.com 216.58.208.193, 443, 49779 GOOGLEUS United States 13->64 46 C:\Users\user\AppData\...\vcruntime140.dll, PE32 13->46 dropped 48 C:\Users\user\AppData\Local\...\ucrtbase.dll, PE32 13->48 dropped 50 C:\Users\user\AppData\Local\...\softokn3.dll, PE32 13->50 dropped 52 45 other files (none is malicious) 13->52 dropped 82 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->82 84 Tries to steal Instant Messenger accounts or passwords 13->84 86 Tries to steal Mail credentials (via file / registry access) 13->86 88 6 other signatures 13->88 24 cmd.exe 1 13->24         started        26 Conhost.exe 18->26         started        28 Conhost.exe 20->28         started        30 Conhost.exe 22->30         started        32 Conhost.exe 22->32         started        34 Conhost.exe 22->34         started        36 59 other processes 22->36 file9 signatures10 process11 process12 38 conhost.exe 24->38         started        40 timeout.exe 1 24->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895/
Threat name:
Win32.Trojan.Guloader
Create hunting rule
Status:
Malicious
First seen:
2022-08-11 09:36:39 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
16 of 39 (41.03%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qdtdoccaud3qlc3xpjn6oll744pt3lomlqhmbawfmtt55s23dckq._file
Verdict:
suspicious
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader downloader
Link:
https://tria.ge/reports/220811-r6ey3sagc6/
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
5e66489393f159aa0fd30b630bb345d03418e9324e7d834b2e4195865a637cfe
MD5 hash:
4c77a65bb121bb7f2910c1fa3cb38337
SHA1 hash:
94531e3c6255125c1a85653174737d275bc35838
Link:
https://www.unpac.me/results/1370ad17-4f52-4296-8b2f-9246a8266836/
SH256 hash:
1ece965ac1a7410c56c47532a43dd7e5b4db0263a8dca53f0554f7ff16003a8c
MD5 hash:
df3e949ba7901c3520698d403c7f1f5c
SHA1 hash:
6cd0bcdcd433cea81f90ecc1bf4e92e9a0d8fde2
Link:
https://www.unpac.me/results/1370ad17-4f52-4296-8b2f-9246a8266836/
SH256 hash:
80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895
MD5 hash:
42aaf0956115b2959723af5c19b5f3e3
SHA1 hash:
ffffd3041e43306cf365dc7ebd4764f8f9ba8183
Link:
https://www.unpac.me/results/1370ad17-4f52-4296-8b2f-9246a8266836/
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/80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895

File information

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

Malspam

GuLoader

Executable exe 80e6370840a0f7058b777a5be72d7fe71f3dadcc5c0ec082c564e7decb5b1895

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/298003/

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