MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f778b6e289886155c24379ada904e945d8a2f7f7b71f2248d7218de0945c7615. 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


GCleaner


Vendor detections: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f778b6e289886155c24379ada904e945d8a2f7f7b71f2248d7218de0945c7615
SHA3-384 hash: f85f97e977889e6c30645453d0045c014b418071879da30590745c7321e26387ce18b0823500f8bd1e30fb2bc2e568e6
SHA1 hash: bd500e76ae455436a92cd2fb2ff8475561dcb6cb
MD5 hash: 3c38e9a28a19fcba1fc740db90b39cb5
humanhash: video-glucose-red-december
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'061'697 bytes
First seen:2022-11-05 08:01:47 UTC
Last seen:2022-11-05 08:28:51 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2VcAE5yodzPwGd+hEyI4qSnJSDs93+mZGjmqkmC5R/O2wVGL/X3wOA5hq:MVcAYyodzWhJIZSnJu+4jmqjCLDbLf3j
Threatray 1'583 similar samples on MalwareBazaar
TLSH T1ADE53396E61AA372D13BEA70889B6B00789F69119475EC553ACC478F1F3FB9AD4313C0
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://95.214.24.96/load.php?pub=mixinte

Intelligence

File Origin
# of uploads :
14
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-05 08:04:14 UTC
Tags:
installer
Link:
https://app.any.run/tasks/d4587b24-830b-4412-8106-db6921e0a02a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/328992/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for the window
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Modifying a system file
Searching for synchronization primitives
Creating a file in the %AppData% subdirectories
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file in the Windows subdirectories
Launching a process
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/48842/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6366187bec1c71bdbe7600aa/reports/20a81698-5e6d-404f-b2f8-2a50aa4a678c/overview
Result
Verdict:
UNKNOWN
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/c30c963d-7cd3-4a21-892f-32f8ec32fc61
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1106052
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 738716 Sample: file.exe Startdate: 05/11/2022 Architecture: WINDOWS Score: 96 47 45.139.105.1 CMCSUS Italy 2->47 49 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->49 51 Antivirus detection for URL or domain 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 Detected unpacking (changes PE section rights) 2->55 57 4 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-D14U4.tmp, PE32 10->31 dropped 13 is-D14U4.tmp 16 25 10->13         started        process6 file7 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->33 dropped 35 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->35 dropped 37 C:\...\unins000.exe (copy), PE32 13->37 dropped 39 4 other files (2 malicious) 13->39 dropped 16 frsearcher70.exe 21 13->16         started        process8 dnsIp9 41 107.182.129.235, 49692, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49693, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49691, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\VrttYSmgFnBt.exe, PE32 16->29 dropped 20 VrttYSmgFnBt.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 59 Multi AV Scanner detection for dropped file 20->59 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f778b6e289886155c24379ada904e945d8a2f7f7b71f2248d7218de0945c7615/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-11-05 08:02:10 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=654lnyujrbqvlqsdpgw2sbhjixmkf57xw4psesgxegg6bfc4oykq._file
Verdict:
unknown
Similar samples:
0b312949d3b717ca9c5e7fdc3fb8c78744e46173102db965a562ab89ae49a168
GCleaner
3ab64ed42985ded75decbd42f8bf163353f5574e1d0f3f91b5352544c8ef64bc
GCleaner
3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780
GCleaner
662b0ec8337da0e5ed2f236de44846ae29c0ce491f48aafad81255dbc6ad994e
GCleaner
7409f32a425da7edbe3480ea3f0c5a52f2bdd1f2bf3df7e74fa3f4a721f77c3b
GCleaner
c1a3751ec9653bf19e61525c480a836cf44fadc146ce0b363ec81d901ea929e1
GCleaner
d88a1cf82ad1a055e305fefdee5d4ef4e3e416724c5f5e86ab27fd3346d49480
GCleaner
dabe2fff17624ddd640198164a70a9386ae8826709e3b597adc8a318534cc5c9
GCleaner
+ 1'573 additional samples on MalwareBazaar
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221105-jw4kpaega6/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Loads dropped DLL
Executes dropped EXE
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a22752db-9768-4835-be75-b7cfb2ae3c39
Unpacked files
SH256 hash:
c95dd227f20272ae2b0276d5273434ff51b0c7ae64ca89add029d0af942cbddc
MD5 hash:
c93f466a4f408f9d1931d22e104fbadc
SHA1 hash:
8f47961bae91b4e41d736e5de54d4e9194d65a68
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/f0251dfa-0f18-4514-9e59-439ddb630334/
SH256 hash:
6a6e88819647dde2b65ca450a3feb7085913a7de685abdb7a1990eda1d8e6b2e
MD5 hash:
92be585fb58ed59c51af6af429362f59
SHA1 hash:
6c8130d24dbb9025de3f9dfca07092a4e5ad5a2e
Link:
https://www.unpac.me/results/f0251dfa-0f18-4514-9e59-439ddb630334/
SH256 hash:
f778b6e289886155c24379ada904e945d8a2f7f7b71f2248d7218de0945c7615
MD5 hash:
3c38e9a28a19fcba1fc740db90b39cb5
SHA1 hash:
bd500e76ae455436a92cd2fb2ff8475561dcb6cb
Link:
https://www.unpac.me/results/f0251dfa-0f18-4514-9e59-439ddb630334/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/f778b6e289886155c24379ada904e945d8a2f7f7b71f2248d7218de0945c7615

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/328992/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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