MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80509073506573641c7e354f276c7968015a01e52a23c506a7fe484a68891915. 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 File information Comments 1

SHA256 hash: 80509073506573641c7e354f276c7968015a01e52a23c506a7fe484a68891915
SHA3-384 hash: 5ecfc078309c737de92295379679899cbd71a9af3361a348c5a46e3aa9146cbaf70c2e2cf9cc511129a98ba4e4c574fa
SHA1 hash: 74668401c1715c554377008937b8dd25fde2c20b
MD5 hash: 08d3af9d9cee3e02189a75502010a65d
humanhash: bakerloo-fanta-lake-queen
File name:08d3af9d9cee3e02189a75502010a65d
Download: download sample
Signature GuLoader
File size:131'191 bytes
First seen:2021-12-05 02:48:50 UTC
Last seen:2021-12-05 05:23:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (725 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 3072:gbG7N2kDTHUpou4ubwpffvRapbyAZo4x8yAmiWE0e:gbE/HUjqooIiWRe
Threatray 7'968 similar samples on MalwareBazaar
TLSH T123D3E0007370C567E4A206710876A7BABBBE692949715FDB07602B9C7C336D08E2EB5D
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe GuLoader

Intelligence


File Origin
# of uploads :
2
# of downloads :
405
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order PO20211027STK.docx
Verdict:
Malicious activity
Analysis date:
2021-12-02 20:30:12 UTC
Tags:
generated-doc trojan opendir exploit CVE-2017-11882 loader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Сreating synchronization primitives
Creating a window
DNS request
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
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.
Result
Threat name:
GuLoader AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
GuLoader behavior detected
Hides threads from debuggers
Multi AV Scanner detection for submitted file
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 534041 Sample: rLMF5VfKoy Startdate: 05/12/2021 Architecture: WINDOWS Score: 100 24 onedrive.live.com 2->24 26 ebhn0a.dm.files.1drv.com 2->26 28 dm-files.fe.1drv.com 2->28 30 Found malware configuration 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 GuLoader behavior detected 2->34 36 4 other signatures 2->36 9 rLMF5VfKoy.exe 9 2->9         started        signatures3 process4 file5 22 C:\Users\user\AppData\Local\Temp\dyree.exe, PE32 9->22 dropped 12 dyree.exe 9->12         started        process6 signatures7 38 Writes to foreign memory regions 12->38 40 Tries to detect Any.run 12->40 42 Hides threads from debuggers 12->42 15 CasPol.exe 1 12->15         started        18 CasPol.exe 12->18         started        process8 signatures9 44 Tries to detect Any.run 15->44 46 Hides threads from debuggers 15->46 20 conhost.exe 15->20         started        process10
Gathering data
Threat name:
Win32.Trojan.Shelsy
Status:
Malicious
First seen:
2021-12-03 02:54:00 UTC
File Type:
PE (Exe)
Extracted files:
10
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:agenttesla family:guloader downloader keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks QEMU agent file
Loads dropped DLL
Executes dropped EXE
AgentTesla Payload
AgentTesla
Guloader,Cloudeye
Unpacked files
SH256 hash:
7332c3f3cf7ca9856aab25a087a5ec622b5d0728eab8d6b8af745e60d971a297
MD5 hash:
a2cf5af0e1caa1596fa6dc8d587d4228
SHA1 hash:
1191a4151e32a5c72df519f07abf550ae5dc12cd
SH256 hash:
80509073506573641c7e354f276c7968015a01e52a23c506a7fe484a68891915
MD5 hash:
08d3af9d9cee3e02189a75502010a65d
SHA1 hash:
74668401c1715c554377008937b8dd25fde2c20b
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

GuLoader

Executable exe 80509073506573641c7e354f276c7968015a01e52a23c506a7fe484a68891915

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2021-12-05 02:48:52 UTC

url : hxxp://192.227.196.194/1010/vbc.exe