MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6
SHA3-384 hash: 0b4041ed5e1d76ce73eb05314f002867bae7f36eaad3d4066207afa654523aa4d46206b544c80e679446c428038eee23
SHA1 hash: 287ca363e78c6920aede286f0226f69b9a4ddf13
MD5 hash: d8a274bb5cb03ee65e010bbee45b7fa2
humanhash: fourteen-white-lithium-three
File name:e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6
Download: download sample
Signature GuLoader
Create hunting rule
File size:441'988 bytes
First seen:2023-04-04 08:47:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7ed0d71376e55d58ab36dc7d3ffda898 (133 x GuLoader, 28 x RemcosRAT, 23 x AgentTesla)
ssdeep 12288:AIFEzDgDMbC/3ffH6mDJPKgZnqSuwr3hK:VEzDgDwCPffHdJPKgdhFr3hK
Threatray 1'165 similar samples on MalwareBazaar
TLSH T11694D0663719D803F36011B09AA1F7BD4B78AE582C5A8B02B6F07DAF75387539C1E790
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 64fcfebabc3c8c70 (5 x GuLoader, 1 x AgentTesla)
Reporter adrian__luca
Tags:exe GuLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
233
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6
Verdict:
Malicious activity
Analysis date:
2023-04-04 08:46:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4995015c-4bdf-43e2-933d-c9468560fc26

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/379921/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.66042719.27667.12572.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a file in the %temp% subdirectories
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll zbot
Link:
https://www.filescan.io/uploads/642be444497fb6f23efd494c/reports/a1414457-739a-4d49-a2bb-57f3ba5c118e/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/acf720c7-59dd-4102-8c6e-cd9c6af16f95
Result
Threat name:
FormBook, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1207871
Signature
C2 URLs / IPs found in malware configuration
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect Any.run
Yara detected FormBook
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 840788 Sample: iuX06DLYP2.exe Startdate: 04/04/2023 Architecture: WINDOWS Score: 100 34 www.thewildsex.com 2->34 36 www.slada.co.uk 2->36 38 26 other IPs or domains 2->38 58 Snort IDS alert for network traffic 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Multi AV Scanner detection for submitted file 2->62 64 5 other signatures 2->64 11 iuX06DLYP2.exe 5 43 2->11         started        signatures3 process4 file5 30 C:\Users\user\...\Microsoft.VisualBasic.dll, PE32 11->30 dropped 32 C:\Users\user\AppData\Local\...\System.dll, PE32 11->32 dropped 72 Tries to detect Any.run 11->72 15 iuX06DLYP2.exe 6 11->15         started        signatures6 process7 dnsIp8 46 drive.google.com 142.250.184.238, 443, 49840 GOOGLEUS United States 15->46 48 googlehosted.l.googleusercontent.com 172.217.23.97, 443, 49841 GOOGLEUS United States 15->48 50 Modifies the context of a thread in another process (thread injection) 15->50 52 Tries to detect Any.run 15->52 54 Maps a DLL or memory area into another process 15->54 56 2 other signatures 15->56 19 explorer.exe 4 1 15->19 injected signatures9 process10 dnsIp11 40 www.die-junge-zahnmedizin.info 195.128.8.44, 49871, 80 WKAPNETSpringerScienceandBusinessMediaBVNL Netherlands 19->40 42 www.flowschooling.biz 74.220.199.6, 49870, 80 UNIFIEDLAYER-AS-1US United States 19->42 44 15 other IPs or domains 19->44 66 System process connects to network (likely due to code injection or exploit) 19->66 23 help.exe 12 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 26 cmd.exe 1 23->26         started        process15 process16 28 conhost.exe 26->28         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6/
Threat name:
Win32.Trojan.Zeus
Create hunting rule
Status:
Suspicious
First seen:
2023-03-21 13:47:08 UTC
File Type:
PE (Exe)
Extracted files:
13
AV detection:
21 of 35 (60.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4trasgrurnxyqpdasukulujrrwxdmvsyyuhxuxjuefcpikvcetla._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
6147af8263840617beb21652bb8db0fc7683a9e62a084254e548a884c8fa9a31
GuLoader
6e8de74475e365bdd0f573a03266f447a13f30a76cc2c71d14c1fc5607e1ae5d
GuLoader
8fe6602d0f4d2a1d7498fed8426b787710fc3bf7bcdd2352b91edc397262622b
GuLoader
b846523d8b67f881870a47eca4690dde8454c30fbf50660fc023578c145c0143
GuLoader
c05150aeb82312c064d530c0570a19436d44bb0955142074a4787aa998677d6d
GuLoader
c94cfe8d1abb19cac8d63d9b2d45cc311f04fb02f87a8fc3bde8646970a74fef
GuLoader
d2e78fc6d48b4936070f2c8dccfd55a3619e8116964887f723963405e78f2320
GuLoader
ec7b126f18f83e30e62048a83f8867ecccec8aa89c4020686044bb229faffb8b
GuLoader
f863d6f9552aca996768b5d21f3a51ba32b0e918295102de475dd16562ec08c9
GuLoader
ff25677389d599682cc411460963f6adbff3879c2f2d3d7239312acfd57f42fe
GuLoader
+ 1'155 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:guloader campaign:ss22 discovery downloader rat spyware stealer trojan
Link:
https://tria.ge/reports/230404-kqfgcadh26/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks installed software on the system
Legitimate hosting services abused for malware hosting/C2
Checks QEMU agent file
Loads dropped DLL
Formbook payload
Formbook
Guloader,Cloudeye
Unpacked files
SH256 hash:
5a1c20a3e2e2eb182976977669f2c5d9f3104477e98f74d69d2434e79b92fdc3
MD5 hash:
7399323923e3946fe9140132ac388132
SHA1 hash:
728257d06c452449b1241769b459f091aabcffc5
Link:
https://www.unpac.me/results/acc6a39a-26ad-4468-9e82-1a5d36f81cda/
SH256 hash:
e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6
MD5 hash:
d8a274bb5cb03ee65e010bbee45b7fa2
SHA1 hash:
287ca363e78c6920aede286f0226f69b9a4ddf13
Link:
https://www.unpac.me/results/acc6a39a-26ad-4468-9e82-1a5d36f81cda/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e4e2091a348b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e4e2091a348b6f883c60951545d1318dae365658c50f7a5d342144f42aa224d6

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:Suspicious_Macro_Presence
Create hunting rule
Author:Mehmet Ali Kerimoglu (CYB3RMX)
Description:This rule detects common malicious/suspicious implementations.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/379921/

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