MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 09c2fc9082330a5844f50954e311bc18d5ddef75865acec012be1a530bcf63fe. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 09c2fc9082330a5844f50954e311bc18d5ddef75865acec012be1a530bcf63fe
SHA3-384 hash: b94380bb384ffe133aae0ba804fe8039df9952d5c2e5fadf02414c70f7baf170b322664fa020e68ab036c3b3ad580ac8
SHA1 hash: 0391271ae32890fbe258be2dec60594920023f62
MD5 hash: 48fe4d03c2cd9e5eda29438b15c55e01
humanhash: fillet-robert-equal-romeo
File name:SecuriteInfo.com.Trojan.NSIS.Guloader.16641
Download: download sample
Signature GuLoader
Create hunting rule
File size:452'040 bytes
First seen:2022-09-05 15:22:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b78ecf47c0a3e24a6f4af114e2d1f5de (295 x GuLoader, 23 x Formbook, 21 x RemcosRAT)
ssdeep 6144:iC2Sc2VcCGjLvqd76mUPRZEJaQasDSPcZBscGPPTmAEHJd3o4:bivqZ6m6xQasSO6ThuLo
Threatray 4'928 similar samples on MalwareBazaar
TLSH T1F0A4BFAA3B54E913D7C015B48891F7BCC7716E546E998703B5F23EEF7A28F41AD08224
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)
Reporter SecuriteInfoCom
Tags:exe GuLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
517
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.NSIS.Guloader.16641
Verdict:
Malicious activity
Analysis date:
2022-09-05 15:24:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e3e62173-fa3b-4da6-9a86-229a905c83c2

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/307926/
Detection(s):
SecuriteInfo.com.Trojan.NSIS.Guloader.16641.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Creating a file
Searching for the window
Delayed reading of the file
Creating a file in the %temp% subdirectories
Searching for the Windows task manager window
Launching a process
Creating a process with a hidden window
DNS request
Sending a custom TCP request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/36696/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6316145bc0ca34ef4c514f66/reports/8742a73e-0c5d-4e74-97db-a32982a06262/overview
Result
Verdict:
UNKNOWN
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/aee3354a-b977-4f8e-98a5-5a8a7e990314
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1065223
Signature
Mass process execution to delay analysis
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 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 Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 697748 Sample: SecuriteInfo.com.Trojan.NSI... Startdate: 05/09/2022 Architecture: WINDOWS Score: 100 40 somir.ro 2->40 42 ftp.parlakraj.com 2->42 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected GuLoader 2->50 52 Yara detected AgentTesla 2->52 54 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->54 8 SecuriteInfo.com.Trojan.NSIS.Guloader.16641.exe 4 36 2->8         started        signatures3 process4 file5 34 C:\Users\user\Stjernetyderen\...\WPWIZ.EXE, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\System.dll, PE32 8->38 dropped 56 Writes to foreign memory regions 8->56 58 Mass process execution to delay analysis 8->58 60 Tries to detect Any.run 8->60 12 CasPol.exe 8->12         started        16 backgroundTaskHost.exe 8->16         started        18 powershell.exe 8->18         started        20 72 other processes 8->20 signatures6 process7 dnsIp8 44 somir.ro 176.223.209.112, 443, 49763 ROHOSTWAY-ASRO United Kingdom 12->44 46 ftp.parlakraj.com 51.210.113.204, 21, 49765, 49766 OVHFR France 12->46 62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->62 64 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->64 66 Tries to steal Mail credentials (via file / registry access) 12->66 70 3 other signatures 12->70 22 conhost.exe 12->22         started        68 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->68 24 conhost.exe 18->24         started        26 conhost.exe 20->26         started        28 conhost.exe 20->28         started        30 conhost.exe 20->30         started        32 69 other processes 20->32 signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/09c2fc9082330a5844f50954e311bc18d5ddef75865acec012be1a530bcf63fe/
Threat name:
Win32.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2022-09-05 09:07:23 UTC
AV detection:
11 of 26 (42.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bhbpzeecgmffqrhvbfkogen4ddk5333vqznm5qasxynfgc6pmp7a._file
Verdict:
malicious
Similar samples:
007f4470e2ffbbd4921011a04fbfe2790e067f431c8e6df50b5db7658a34e55b
GuLoader
2f5639932c7a25cf51737748cdc495367a9203e0a963f930f0009935109da190
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867728410f8a0158bf19ee07f1001905aa803295cb9995a3a813fba7ef46770c
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8db79a723be588747af0a68c7e6ec677f0d27a476f0795a06da5a2595ea8799b
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a0bc81d4c214ed3eb779f8d0549362dae2114298eb96ad70af17da0fac80c4b9
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aba19cc38e4985676b27e5a87d4e11c8bdbb8ee25f27b0482512153bb8483f0c
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c2c6dbfb6b0c03a22473c7f2f6cbfe0bbf500c795b920ddeb37c27af7de76d93
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d28cdd34432fb25eb479fc1faa90d0f1fa37bd4b9edb9e1febaa512f8e1ea79e
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d5a8b6cb7b39d6f71ce67c6c8e17030079f2778087ee12c0ad45bd823f7bd53c
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f9d6e83fd46ddb038a662fdd021694e743453002b367287f78da942259033fdf
GuLoader
+ 4'918 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader discovery downloader
Link:
https://tria.ge/reports/220905-ssgfesbahn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
3e3d516d4f28948a474704d5dc9907dbe39e3b3f98e7299f536337278c59c5c9
MD5 hash:
b648c78981c02c434d6a04d4422a6198
SHA1 hash:
74d99eed1eae76c7f43454c01cdb7030e5772fc2
Detections:
win_flawedammyy_auto
Create hunting rule
Link:
https://www.unpac.me/results/d2d73710-6dad-4f76-bf92-ed1a7570879f/
Parent samples :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 hash:
cd90153237ebdc98e8f3388a82c9ff150611b8767d44f23ac1685ac467b4bfb4
MD5 hash:
663e7f40a725f7c66d7603943c40b7b3
SHA1 hash:
cd3a8fe6516ad2f4ccf0b60c324a41af5bd73481
Link:
https://www.unpac.me/results/d2d73710-6dad-4f76-bf92-ed1a7570879f/
SH256 hash:
88c0cb3f0b0633bb21184e1b6a9c48ca45e544922de2f73e3089538ca1180b79
MD5 hash:
da9405294ee33017a48eb728347dd68d
SHA1 hash:
639a44069006281abe7a5c9ede2a96d9abc0b18b
Detections:
win_flawedammyy_auto
Create hunting rule
Link:
https://www.unpac.me/results/d2d73710-6dad-4f76-bf92-ed1a7570879f/
Parent samples :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 hash:
4d10b157485aafeabd4b34ab124491314f5c0c29a0fee31ba507bf927058e8fe
MD5 hash:
4868cb0cbf356bb65d2eebf587a320e6
SHA1 hash:
46bdb9f6d5e8110308940eef609e3657f310ab31
Link:
https://www.unpac.me/results/d2d73710-6dad-4f76-bf92-ed1a7570879f/
SH256 hash:
09c2fc9082330a5844f50954e311bc18d5ddef75865acec012be1a530bcf63fe
MD5 hash:
48fe4d03c2cd9e5eda29438b15c55e01
SHA1 hash:
0391271ae32890fbe258be2dec60594920023f62
Link:
https://www.unpac.me/results/d2d73710-6dad-4f76-bf92-ed1a7570879f/
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/09c2fc9082330a5844f50954e311bc18d5ddef75865acec012be1a530bcf63fe

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.

Cape
Cape
https://www.capesandbox.com/analysis/307926/

Comments