MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 12028f36ac1d3cd2cfae4ed0d5d1bd20ccbd550f87d62dc1a91e6f5ca21d87d7. 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
| SHA256 hash: | 12028f36ac1d3cd2cfae4ed0d5d1bd20ccbd550f87d62dc1a91e6f5ca21d87d7 |
|---|---|
| SHA3-384 hash: | bc2d6061d1d932b739609228641d3cc8caee1b066c2484b948b1facb6d1d313e4cc1713ddfefd445b1265062f64d7955 |
| SHA1 hash: | 04df3cc814d3624077226f66e709fd9fcd0c8283 |
| MD5 hash: | f729602cd7a6407e53ca13819b864b3c |
| humanhash: | winner-iowa-music-johnny |
| File name: | Tender ENQ.NO 6-59512.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 729'067 bytes |
| First seen: | 2023-10-05 12:59:57 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 3abe302b6d9a1256e6a915429af4ffd2 (277 x GuLoader, 38 x Formbook, 25 x Loki) |
| ssdeep | 12288:c/f/WU4Dw3UUOIHbEZQ2SIuKpgtSUOs4xw9JrsvV6Nd1lSsgF/Y7n:c/nkDcUQiQpKpg/Osay6v+1FD |
| Threatray | 104 similar samples on MalwareBazaar |
| TLSH | T18BF401106F88F936E796D0F1E191FB0AC5A7BE251F478411E5BE32ADD03EB6B6816103 |
| 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): |  |
| dhash icon | b0b8c6e0ecece4e0 (1 x GuLoader, 1 x RemcosRAT) |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
Intelligence
File Origin
# of uploads :
1
# of downloads :
290
Origin country :
NLVendor Threat Intelligence
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file
Creating a file in the %temp% directory
Delayed reading of the file
Gathering data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
control lolbin overlay packed remcos shell32 threat virus
Verdict:
Malicious
Labled as:
Malware
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
Result
Threat name:
GuLoader, AgentTesla
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Installs a global keyboard hook
Maps a DLL or memory area into another process
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
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:
Threat name:
Win32.Trojan.Generic
Status:
Malicious
First seen:
2023-10-05 10:38:53 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
13 of 22 (59.09%)
Threat level:
2/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 94 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader downloader
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Looks up external IP address via web service
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
a0cac4cf4852895619bc7743ebeb89f9e4927ccdb9e66b1bcd92a4136d0f9c77
MD5 hash:
b0c77267f13b2f87c084fd86ef51ccfc
SHA1 hash:
f7543f9e9b4f04386dfbf33c38cbed1bf205afb3
SH256 hash:
12028f36ac1d3cd2cfae4ed0d5d1bd20ccbd550f87d62dc1a91e6f5ca21d87d7
MD5 hash:
f729602cd7a6407e53ca13819b864b3c
SHA1 hash:
04df3cc814d3624077226f66e709fd9fcd0c8283
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
GuLoader
Score:
0.90
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: | BitcoinAddress |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Ins_NSIS_Buer_Nov_2020_1 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | Detect NSIS installer used for Buer loader |
| Rule name: | QbotStuff |
|---|---|
| Author: | anonymous |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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