MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5. 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: 889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5
SHA3-384 hash: 9eec5dec87ae71ae4cd6779d3ced7e64ae09269eb09f608b29ef16f3239ec03c780832b69307ce12bc82033065a3bacf
SHA1 hash: 974b1284f05d6655905aff353abd2c235c601749
MD5 hash: 9aca15a320ce8fe7eabb268f7116cbcc
humanhash: whiskey-bacon-hydrogen-one
File name:file
Download: download sample
Signature GuLoader
Create hunting rule
File size:2'310'302 bytes
First seen:2024-09-25 14:07:18 UTC
Last seen:2024-09-25 15:07:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 671f2a1f8aee14d336bab98fea93d734 (182 x GuLoader, 4 x Formbook, 4 x RemcosRAT)
ssdeep 49152:SySP/Z3JmOCynjU9MX/CgpK3fS639Qne1bMo/Wg2x/93NN4L4gZ:SySP5QONgMvCHxOe2o+g2x/bb0
TLSH T14DB533D1140A826FE6E5037312709C5BE849F22A0F394B8D6F42CD3F39B3696766BE51
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) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter Bitsight
Tags:147-45-44-104 exe GuLoader


Avatar
Bitsight
url: http://147.45.44.104/revada/66f4186b24569_sfx_123_500.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
534
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2024-09-25 14:10:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/551ade24-74d4-4ff2-8966-570287f4f42b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.NSIS.MalwareX-gen.14510.6469.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f4194456c487103d526b78
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
installer lolbin microsoft_visual_cc overlay packed remote shell32
Link:
https://www.filescan.io/uploads/66f4194b51c8a9eee173a1cf/reports/382ffb6f-89d7-4055-aa2f-b98bb5dcf413/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/4bf43a61-9a4c-451a-83f7-442435650f7b
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
3 / 100
Link:
https://www.joesandbox.com/analysis/1518349
Behaviour
Behavior Graph:
n/a
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-09-25 14:07:19 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
3 of 38 (7.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rcijletnt5shvaxctb6gm3gdlwvstdb7ggs64k7yvka5msjpmksq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/240925-rfjjkssgke/
Behaviour
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3c3acceb-dd12-4c7a-a86b-7f1841a65ff2
Unpacked files
SH256 hash:
4e4e429ecf1c49119a21c817899f64152b03b41b036fc1d92aee335043364c43
MD5 hash:
77a26c23948070dc012bba65e7f390aa
SHA1 hash:
7e112775770f9b3b24e2a238b5f7c66f8802e5d8
Link:
https://www.unpac.me/results/e28eff7b-3755-4333-9e19-f21c4d7239c9/
SH256 hash:
889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5
MD5 hash:
9aca15a320ce8fe7eabb268f7116cbcc
SHA1 hash:
974b1284f05d6655905aff353abd2c235c601749
Link:
https://www.unpac.me/results/e28eff7b-3755-4333-9e19-f21c4d7239c9/
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/889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5

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
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Web download

GuLoader

Executable exe 889095926d9f647a82e2987c666cc35dab298c3f31a5ee2bf8aa81d6492f62a5

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3191186/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExA
SHELL32.dll::SHFileOperationA
SHELL32.dll::SHGetFileInfoA
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
ADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryExA
KERNEL32.dll::GetDiskFreeSpaceA
KERNEL32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileA
KERNEL32.dll::CreateDirectoryA
KERNEL32.dll::CreateFileA
KERNEL32.dll::DeleteFileA
KERNEL32.dll::MoveFileA
KERNEL32.dll::MoveFileExA
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyExA
ADVAPI32.dll::RegDeleteKeyA
ADVAPI32.dll::RegOpenKeyExA
ADVAPI32.dll::RegQueryValueExA
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::AppendMenuA
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExA
USER32.dll::OpenClipboard
USER32.dll::PeekMessageA
USER32.dll::CreateWindowExA

Comments