MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 93ff33867e6593f0e5a80ba261665c6f162bceed6cb39362811a70aa6561cf11. 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: | 93ff33867e6593f0e5a80ba261665c6f162bceed6cb39362811a70aa6561cf11 |
|---|---|
| SHA3-384 hash: | 89513b1953c2d9098112bf00d1d7c726e4eba6d022dba6eed11eb36fa89619b40fced50e64f0d35b1810cfd2f9d42884 |
| SHA1 hash: | f047e00c8c5ec6ca5969306ecbc665b1a14dfdc8 |
| MD5 hash: | c36f98a570d900b077417eeb0e82a751 |
| humanhash: | october-spaghetti-december-nine |
| File name: | Amazon_Order_Confirmation#OR54389L4GT.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 102'400 bytes |
| First seen: | 2021-03-05 13:02:29 UTC |
| Last seen: | 2021-03-05 15:20:12 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 06b79053e2b8e3ae2f454e15c98ad6b1 (4 x GuLoader, 1 x RemcosRAT) |
| ssdeep | 768:d/pKRo9bQ7VF8aUVjrQ2WMa+YOQn4I3sHF0dEleKin6zWVKqKSPo9bQ7V6KGC:d/8i9sex1WlY8t32Pl9yx49sRGC |
| Threatray | 292 similar samples on MalwareBazaar |
| TLSH | D1A35BE96564D419F0EB4A32C4B583F72A53AC29E1B1365BA78D3E36393119007FC86F |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: ns1.sequeirainc.pw
Sending IP: 104.168.218.111
From: Amazon Pay <jkr@sequeirainc.pw>
Subject: Thank You For Your Order | Order #174269 | Track your package here
Attachment: Amazon_Order_ConfirmationOR54389L4GT.xz (contains "Amazon_Order_Confirmation#OR54389L4GT.exe")
GuLoader payload URL:
https://owapetry-71.tk/admin/vzYavUNZN201.bin
Intelligence
File Origin
# of uploads :
2
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Amazon_Order_Confirmation#OR54389L4GT.exe
Verdict:
No threats detected
Analysis date:
2021-03-05 13:46:21 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP 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
Antivirus detection for URL or domain
Connects to many ports of the same IP (likely port scanning)
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
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)
Tries to detect virtualization through RDTSC time measurements
Uses dynamic DNS services
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Andromeda
Status:
Malicious
First seen:
2021-03-05 13:03:11 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
suspicious
Similar samples:
+ 282 additional samples on MalwareBazaar
Result
Malware family:
remcos
Score:
10/10
Tags:
family:remcos rat
Behaviour
Modifies system certificate store
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Remcos
Unpacked files
SH256 hash:
49b04162c412105ab0857de16713724cbf3234a0b6ba51f3a5286312633f20c3
MD5 hash:
1f1b425190b2fb0396ad2d538b1060ba
SHA1 hash:
413f98641d46fdcabfcaf64f29495667de6282ea
SH256 hash:
93ff33867e6593f0e5a80ba261665c6f162bceed6cb39362811a70aa6561cf11
MD5 hash:
c36f98a570d900b077417eeb0e82a751
SHA1 hash:
f047e00c8c5ec6ca5969306ecbc665b1a14dfdc8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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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