MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191. 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: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191
SHA3-384 hash: 674acf5c4fbb10721723d29bd2528c0a8a1562f0384f0cd7f5647bf699c5ae8f3f2a7e42822fd6634fe7d9ab48e1a915
SHA1 hash: c70e70bb97405c71303694f265b53786d41b73b2
MD5 hash: 6186f5b324b817103f8b2fe202221da2
humanhash: magazine-ohio-eighteen-hydrogen
File name:6186f5b324b817103f8b2fe202221da2.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:102'400 bytes
First seen:2021-06-04 07:19:38 UTC
Last seen:2021-06-04 07:58:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 329714ba87b5b72d54f447a30ad0c5e2 (3 x GuLoader)
ssdeep 3072:9W/4ct2N6bjrCKJ5S7TGYo/U71/hu4Qy4hJIbt:9W/kN6DJ5S7yp/U/MRy4hJ+
Threatray 1'722 similar samples on MalwareBazaar
TLSH 70A39733E7021759F21E4FB03422B61523369F6B44676E03B3985AA9F8F06D3B5D478A
Reporter abuse_ch
Tags:exe GuLoader


Avatar
abuse_ch
GuLoader payload URL:
http://farmersschool.ge/bin_rRfoDq101.bin
http://decosa.co.hu/bin_rRfoDq101.bin

Intelligence

File Origin
# of uploads :
2
# of downloads :
331
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2773773737646_OOCL_INVOICE_937763.xlsx
Verdict:
Malicious activity
Analysis date:
2021-06-04 07:00:58 UTC
Tags:
encrypted trojan exploit CVE-2017-11882
Link:
https://app.any.run/tasks/be42e769-f38d-4bd7-ba86-165acaef1408

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164552/
Detection(s):
SecuriteInfo.com.Mal.Generic-S.16105.17182.UNOFFICIAL
Create hunting rule

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
Create hunting rule
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/797146
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Found malware configuration
Found potential dummy code loops (likely to delay analysis)
Multi AV Scanner detection for submitted file
Potential malicious icon found
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191/
Threat name:
Win32.Trojan.Vebzenpak
Create hunting rule
Status:
Malicious
First seen:
2021-06-04 07:20:12 UTC
AV detection:
11 of 47 (23.40%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dqgzhmgppjmkbtdeghakuxnevcglxfjcyylaa3bqy5d32mdnugiq._file
Verdict:
malicious
Similar samples:
137429f8f6983a033eb1ed755a5da8ac1ae8ff759eeb1df3ed534e2dd4e6082e
GuLoader
239629ce61bd284521557512f4781f72e7b8bdd56a8691845dc180ffc77b5252
GuLoader
2bf17b827e1be1f3a8b305a4e215347d08d32ccac5eb4028d49391b30c6ac4a7
GuLoader
5b638cf8104db2f27a5e66e77376a493e18403f4be26bd9f005a1551b173761b
GuLoader
8653a11ee811265418a3b6f12945c585b77aea72f02b2d80f481c1100d895299
GuLoader
8f71fca5621ccb7ba3558cfebc17014d27923d1c73ad97ececb577fd5b937047
GuLoader
c3ca97abe1f0584928691bf13d02b25a4e20288a2477e466d67000c0bbe04df3
GuLoader
deb7f6e76d0d27a58d7eb53380b8f399d81caa842fe188830327b9aad82afdb0
GuLoader
e0be11fc058bc6f3e46b53c7ccae27e6a928875da1e7be4bdac03779401072f1
GuLoader
f8c32c700279f87b3956631cc6567e746afed535006a45f0839d4d346db8ad00
GuLoader
+ 1'712 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader downloader
Link:
https://tria.ge/reports/210604-rtmg6dca46/
Behaviour
Suspicious use of SetWindowsHookEx
Guloader,Cloudeye
Unpacked files
SH256 hash:
1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191
MD5 hash:
6186f5b324b817103f8b2fe202221da2
SHA1 hash:
c70e70bb97405c71303694f265b53786d41b73b2
Link:
https://www.unpac.me/results/f500aeef-a835-4e7f-8d91-8ae808dcc706/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191

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:win_vobfus_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

GuLoader

Executable exe 1c0d93b0cf7a58a0cc6431c0aa5da4a88cbb9522c616006c30c747bd306da191

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1323005/
Cape
Cape
https://www.capesandbox.com/analysis/164552/
  
URLhaus
https://urlhaus.abuse.ch/url/1319096/
  
Delivery method
Distributed via web download

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