MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377. 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: 6


Intelligence 6 IOCs YARA File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377
SHA3-384 hash: 96487e5f714fc738e6e4967b9f61486880188e062627f0ae9a4612424455e9038130c0ef7ffc2cb048c2674cd418d816
SHA1 hash: 2eee21bb0c57c8542b7e0518b662a9a07f47c821
MD5 hash: a999f70ef203107555ad230346b89c80
humanhash: river-magazine-cat-pizza
File name:a999f70ef203107555ad230346b89c80
Download: download sample
Signature GuLoader
Create hunting rule
File size:102'400 bytes
First seen:2021-08-13 11:40:44 UTC
Last seen:2021-08-13 13:55:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 16cd61069ad7ca2f07970e514b527875 (1 x GuLoader)
ssdeep 1536:tTIEMokgqUHEGvoyVaxkKR84xhv70KKGi7IUdJ8S:tUE0gzHEGZVaxRm4DT0KKign
TLSH T1F5A3591124C7E972E03032F1CB92A3F53943AF15DE8B0963268C7DFD79B8A5145AA31E
dhash icon ec93929292968e92 (2 x GuLoader)
Reporter zbetcheckin
Tags:32 exe GuLoader

Intelligence

File Origin
# of uploads :
2
# of downloads :
227
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a999f70ef203107555ad230346b89c80
Verdict:
No threats detected
Analysis date:
2021-08-13 11:49:35 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/11154c32-6a45-4b8a-afe5-f1cd0cfbf628

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/178973/
Detection(s):
SecuriteInfo.com.__vbaHresultCheckObj.3256.2200.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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/68cad7d5-9abb-486e-9c87-7c100b1032e6
Result
Threat name:
GuLoader FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/832371
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious values (likely registry only malware)
Found malware configuration
GuLoader behavior detected
Hides threads from debuggers
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
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 FormBook
Yara detected Generic Dropper
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 464799 Sample: O3FNd5lQBs.exe Startdate: 13/08/2021 Architecture: WINDOWS Score: 100 34 www.busttea.com 2->34 36 busttea.com 2->36 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 8 other signatures 2->64 11 O3FNd5lQBs.exe 1 2 2->11         started        signatures3 process4 signatures5 74 Creates autostart registry keys with suspicious values (likely registry only malware) 11->74 76 Tries to detect Any.run 11->76 78 Tries to detect virtualization through RDTSC time measurements 11->78 80 Hides threads from debuggers 11->80 14 O3FNd5lQBs.exe 9 11->14         started        process6 dnsIp7 44 drive.google.com 142.250.203.110, 443, 49738 GOOGLEUS United States 14->44 46 googlehosted.l.googleusercontent.com 142.250.203.97, 443, 49739 GOOGLEUS United States 14->46 48 doc-04-bc-docs.googleusercontent.com 14->48 30 C:\Users\user\AppData\...\paavirkninger.vbs, ASCII 14->30 dropped 32 C:\Users\user\AppData\...\paavirkninger.exe, PE32 14->32 dropped 50 Modifies the context of a thread in another process (thread injection) 14->50 52 Tries to detect Any.run 14->52 54 Maps a DLL or memory area into another process 14->54 56 3 other signatures 14->56 19 explorer.exe 14->19 injected file8 signatures9 process10 dnsIp11 38 ormage.com 37.97.254.27, 49741, 80 TRANSIP-ASAmsterdamtheNetherlandsNL Netherlands 19->38 40 lavivayenikent.com 89.252.183.112, 49749, 80 RADORETR Turkey 19->40 42 24 other IPs or domains 19->42 66 System process connects to network (likely due to code injection or exploit) 19->66 23 msdt.exe 19->23         started        signatures12 process13 signatures14 68 Modifies the context of a thread in another process (thread injection) 23->68 70 Maps a DLL or memory area into another process 23->70 72 Tries to detect virtualization through RDTSC time measurements 23->72 26 cmd.exe 1 23->26         started        process15 process16 28 conhost.exe 26->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377/
Threat name:
Win32.Trojan.Mucc
Create hunting rule
Status:
Malicious
First seen:
2021-08-13 11:41:05 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
11 of 28 (39.29%)
Threat level:
  5/5
Verdict:
unknown
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:guloader downloader
Link:
https://tria.ge/reports/210813-qljtgmnf92/
Behaviour
Suspicious use of SetWindowsHookEx
Guloader,Cloudeye
Unpacked files
SH256 hash:
63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377
MD5 hash:
a999f70ef203107555ad230346b89c80
SHA1 hash:
2eee21bb0c57c8542b7e0518b662a9a07f47c821
Link:
https://www.unpac.me/results/76067f67-ef9b-4113-8dca-7be7f2856342/
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/63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377

File information

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

Web download

GuLoader

Executable exe 63349f5e1cb7e662593709d14ed76838362d5b81fd3efedf1b7b307f343fe377

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1530457/
Cape
Cape
https://www.capesandbox.com/analysis/178973/

Comments


Avatar
zbet commented on 2021-08-13 11:40:45 UTC

url : hxxp://phcn.xyz/abdulzx.exe