MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9dea1f77cbe4728bcb0ef4d8678842a4623218e005c4637e462257cce1b0c9f2. 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: 7
| SHA256 hash: | 9dea1f77cbe4728bcb0ef4d8678842a4623218e005c4637e462257cce1b0c9f2 |
|---|---|
| SHA3-384 hash: | 5aa7921c3b8c0814bec0d02a7be9029eeb36d04b1ee9cc9127c1c2dab56412b940075f2a0ca2e75d736f25737c15f0d1 |
| SHA1 hash: | b72f5da7e9c05687da11802f8ef34fcc95c3d1d3 |
| MD5 hash: | 550368467f719f5b49a5b052cbec401c |
| humanhash: | sixteen-timing-lactose-muppet |
| File name: | Justificante de Transferencia.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 621'675 bytes |
| First seen: | 2022-07-13 12:08:45 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5f0c714c36e6cc016b3a1f4bc86559e4 (199 x GuLoader, 14 x Formbook, 4 x AgentTesla) |
| ssdeep | 12288:8sNyl1AS4ziy9TvlJ2vE4zvpEgqz1zFCLCHqj03G3VqC:8sNycJ94PzvpVq5w293G3AC |
| Threatray | 3'387 similar samples on MalwareBazaar |
| TLSH | T1F3D4DFD1E344DCB5C8173076B93EE832694BAE6F57A80516236D7D1A3A7734310BAD0B |
| 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): |  |
| dhash icon | ecc4a2a296c8b0b8 (9 x GuLoader) |
| Reporter |  malwarelabnet |
| Tags: | exe GuLoader |
Intelligence
File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Creating a file
Creating a file in the %temp% subdirectories
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll
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:
Malicious
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad.spyw
Score:
96 / 100
Signature
C2 URLs / IPs found in malware configuration
May check the online IP address of the machine
Multi AV Scanner detection for submitted 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 browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Shelsy
Status:
Malicious
First seen:
2022-07-13 04:07:46 UTC
File Type:
PE (Exe)
Extracted files:
93
AV detection:
17 of 26 (65.38%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
suspicious
Similar samples:
+ 3'377 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader discovery downloader
Behaviour
Enumerates physical storage devices
Drops file in Windows directory
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917
MD5 hash:
792b6f86e296d3904285b2bf67ccd7e0
SHA1 hash:
966b16f84697552747e0ddd19a4ba8ab5083af31
SH256 hash:
9dea1f77cbe4728bcb0ef4d8678842a4623218e005c4637e462257cce1b0c9f2
MD5 hash:
550368467f719f5b49a5b052cbec401c
SHA1 hash:
b72f5da7e9c05687da11802f8ef34fcc95c3d1d3
Malware family:
GuLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.43
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 |
|---|---|
| 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.
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