MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 deb7f6e76d0d27a58d7eb53380b8f399d81caa842fe188830327b9aad82afdb0. 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


Intelligence 7 IOCs YARA File information Comments

SHA256 hash: deb7f6e76d0d27a58d7eb53380b8f399d81caa842fe188830327b9aad82afdb0
SHA3-384 hash: 1369c2f1ecfb2a1565e289377b1cc992d420152321719e8ff52d76d6cbc138d38a70e7daa8f5d0b939e96333d9a82297
SHA1 hash: b59c63a01d15b5282a28f894bd62cb8b95c88300
MD5 hash: 74e0e9b5a751e88b1dbe0edbe894672d
humanhash: nevada-coffee-dakota-mexico
File name:74e0e9b5a751e88b1dbe0edbe894672d.exe
Download: download sample
Signature GuLoader
File size:106'496 bytes
First seen:2021-02-17 06:53:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 28cfb83efbb0b6bd426b66f31651da5c (16 x GuLoader, 1 x RemcosRAT)
ssdeep 1536:D9BDGpKk2DLt7Dzat6ZIdErO9jOF3d3r5:DHDGYB9za0WdEN5
Threatray 46 similar samples on MalwareBazaar
TLSH B9A3D532F951DDB9D14884358102F7EC4917BF318844592FBACD7B5E2A3B6C294A4E2B
Reporter abuse_ch
Tags:exe GuLoader


Avatar
abuse_ch
GuLoader payload URL:
http://185.161.211.58/Ose_2021%20remcos%20NOIP_fdrlZZb177.bin

Intelligence


File Origin
# of uploads :
1
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Sending an HTTP GET request
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Contains functionality to hide a thread from the debugger
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Found potential dummy code loops (likely to delay analysis)
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Androm
Status:
Malicious
First seen:
2021-02-15 16:52:27 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
49b04162c412105ab0857de16713724cbf3234a0b6ba51f3a5286312633f20c3
MD5 hash:
1f1b425190b2fb0396ad2d538b1060ba
SHA1 hash:
413f98641d46fdcabfcaf64f29495667de6282ea
SH256 hash:
deb7f6e76d0d27a58d7eb53380b8f399d81caa842fe188830327b9aad82afdb0
MD5 hash:
74e0e9b5a751e88b1dbe0edbe894672d
SHA1 hash:
b59c63a01d15b5282a28f894bd62cb8b95c88300
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 deb7f6e76d0d27a58d7eb53380b8f399d81caa842fe188830327b9aad82afdb0

(this sample)

  
Delivery method
Distributed via web download

Comments