MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf5728fd5384894ab6419e73dfa06aafe0be1ddfdb0853d57073224bb3e66741. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf5728fd5384894ab6419e73dfa06aafe0be1ddfdb0853d57073224bb3e66741
SHA3-384 hash: acd6c6f9f4eceab9cc0cf1ae9f2f9e87088085c01b0c1cff615d163a7b7606f5dae1d618062fb7196d79408a1a777a43
SHA1 hash: 6d10ab2215d503fa6bdbb108735d0ecf2abc6ec4
MD5 hash: 03b2fb288e3e017ca1a6d4962c2064cd
humanhash: cold-nuts-sixteen-bluebird
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'385'019 bytes
First seen:2022-10-28 02:00:51 UTC
Last seen:2022-10-28 03:42:30 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:Z2r7mbgKh312ag57ixyEOqPG6ssC9dqqCgEXsfOVHg/qbmFA5hq:MebgKh312ag54MAqC/XsrBmDq
TLSH T123B53322CEC05977F0D0D97117B89F1AA0BE75587E3DA83B72DC85B48B3604296293DB
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 :
36
# of downloads :
292
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/325302/
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
Moving a recently created file
Modifying a system file
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
DNS request
Moving a file to the %AppData% subdirectory
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/46208/overview
Behaviour
MalwareBazaar
CheckCmdLine
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/af7c0fde-14e7-4cfe-b120-626a9545bec9
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1100018
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
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 732679 Sample: file.exe Startdate: 28/10/2022 Architecture: WINDOWS Score: 88 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 Detected unpacking (changes PE section rights) 2->53 55 Detected unpacking (overwrites its own PE header) 2->55 57 3 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-J4CFV.tmp, PE32 10->31 dropped 13 is-J4CFV.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 ezsearcher61.exe 21 13->16         started        process8 dnsIp9 41 107.182.129.235, 49693, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49694, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49692, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\bqcFos0.exe, PE32 16->29 dropped 20 bqcFos0.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/bf5728fd5384894ab6419e73dfa06aafe0be1ddfdb0853d57073224bb3e66741/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-10-28 02:13:28 UTC
AV detection:
11 of 42 (26.19%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5lsr7ktqseuvnsbtzz57idkv7ql4ho73mefhvlqomrexm7gm5aq._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221028-cfj3saefak/
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
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Unpacked files
SH256 hash:
b1154812433be00662d7708128210558bc1b22e9c8b40ae78fd0787d696253d1
MD5 hash:
4759cf36bb0cb16294cdae7ad11ecfee
SHA1 hash:
818779447bb168aac0c4c5bc5d3adce1baeec9ff
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/8f4f7704-06db-4f9e-a13a-940a87612de7/
SH256 hash:
1c40aaf95c54e8783966e8f7a061c10bbd780c24895eef8dcba145b57590c7db
MD5 hash:
1269238fea9b49e007f31478cf4ef52b
SHA1 hash:
06358bfa497a2aa80eac335287d42d22bafd9db9
Link:
https://www.unpac.me/results/8f4f7704-06db-4f9e-a13a-940a87612de7/
SH256 hash:
bf5728fd5384894ab6419e73dfa06aafe0be1ddfdb0853d57073224bb3e66741
MD5 hash:
03b2fb288e3e017ca1a6d4962c2064cd
SHA1 hash:
6d10ab2215d503fa6bdbb108735d0ecf2abc6ec4
Link:
https://www.unpac.me/results/8f4f7704-06db-4f9e-a13a-940a87612de7/
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/bf5728fd5384894ab6419e73dfa06aafe0be1ddfdb0853d57073224bb3e66741

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/325302/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

Comments