MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71. 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


Socks5Systemz


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71
SHA3-384 hash: 3cf495b1ace80bf53b202593b77fca17359b08a731c646b412a7a2ece3ba35bf99b6891a460728ee4bdfed28304455a1
SHA1 hash: 57ea85cc5376bce07ef81b754b0421054eca91c0
MD5 hash: f1963893f87714468f02a81752b8d858
humanhash: winter-magnesium-shade-four
File name:f1963893f87714468f02a81752b8d858
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:7'646'617 bytes
First seen:2024-02-02 12:37:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'512 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 196608:iReymo0w/KxWAwesAEswsO28u0a9kG33dtXmOj0Nwb0ef:Imo0SKFwHuwsOs0eXXwq0ef
Threatray 80 similar samples on MalwareBazaar
TLSH T17776331130A368F6E959FF7C6E72462C92313AA35D09448CD2BB7E881F7A544D06E3B9
TrID 76.2% (.EXE) Inno Setup installer (107240/4/30)
10.0% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.4% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe Socks5Systemz

Intelligence

File Origin
# of uploads :
1
# of downloads :
292
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/474190/
Detection(s):
SecuriteInfo.com.UntrustedCertificate.OpenCandy7AF.8482.UNOFFICIAL
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/65bce22fa317adb7426143e0/reports/2fe0dc1a-9d7b-4c4b-8852-f41db6c1afda/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71
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/c6c08d18-686e-4b09-89ac-89e6d16a7253
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1385576
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Contains functionality to infect the boot sector
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1385576 Sample: klWXf2XogF.exe Startdate: 02/02/2024 Architecture: WINDOWS Score: 100 43 time.windows.com 2->43 49 Snort IDS alert for network traffic 2->49 51 Found malware configuration 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 7 other signatures 2->55 8 klWXf2XogF.exe 2 2->8         started        11 svchost.exe 2->11         started        14 svchost.exe 2->14         started        16 5 other processes 2->16 signatures3 process4 file5 39 C:\Users\user\AppData\...\klWXf2XogF.tmp, PE32 8->39 dropped 18 klWXf2XogF.tmp 21 27 8->18         started        57 Changes security center settings (notifications, updates, antivirus, firewall) 11->57 21 MpCmdRun.exe 2 11->21         started        signatures6 process7 file8 31 C:\Users\user\AppData\...\zlib1.dll (copy), PE32 18->31 dropped 33 C:\Users\user\AppData\...\xdrdocviewer.exe, PE32 18->33 dropped 35 C:\Users\user\AppData\...\unins000.exe (copy), PE32 18->35 dropped 37 31 other files (28 malicious) 18->37 dropped 23 xdrdocviewer.exe 1 17 18->23         started        26 xdrdocviewer.exe 1 2 18->26         started        29 conhost.exe 21->29         started        process9 dnsIp10 45 boeojwu.com 185.196.8.22, 49710, 49712, 49714 SIMPLECARRER2IT Switzerland 23->45 47 142.132.202.219, 2023, 49711, 49713 UNIVERSITYOFWINNIPEG-ASNCA Canada 23->47 41 C:\...\DeliveryStatusFields_66.exe, PE32 26->41 dropped file11
Score:
23%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-02-02 12:30:02 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w4oje23jph5e7j4omvhwdug75vhof46zzjgvhfsx323fiq3opnyq._file
Verdict:
malicious
Similar samples:
3016a9d61a8d6540ea38c23a09d4503e344ad2e2e03f2fd0b6d06425e81ac579
Socks5Systemz
394e0d9539926c7a13e02139746e519868c5b1c91cf75df3fa83f0df182559a9
Socks5Systemz
5e2bfc430cd10ac7ba31f6d5e2051abaeabe9b5912c3ed8e4d3b87bf48a8154e
Socks5Systemz
8850c10c46383bafebe6053d7cbaca3625b5ab73c9b267edd574c90aaaa7bed6
Socks5Systemz
8a25a216c9277f5ecc0f04e27dc57a7ef01cc4ec58f293367066ec05fc20c38c
Socks5Systemz
a5a64f3f3ce4f04c54c87c921be674aee5000ff51e4da41c0f475a365a2fa33f
Socks5Systemz
d222377a083dcea881ddfcecf8bafc45a9f8c5cb4490014e97442ee522e1337e
Socks5Systemz
+ 70 additional samples on MalwareBazaar
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/240202-pt2k7seac5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Detect Socks5Systemz Payload
Socks5Systemz
Unpacked files
SH256 hash:
7a65a40983737798ed3090d40418588af5a6e9d1a0506b87cb8ee82aba0b5ff6
MD5 hash:
a0a4b1b01a86d2412056ddf332aacf96
SHA1 hash:
daeabeacaf9a38dc5c1236fac0636959283a8fba
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
SH256 hash:
ec217dc96761acb2d853b13c0dc4690a10f7f12fcc8eb343b4b15ef7d4c51bd9
MD5 hash:
90d5aac16ea69d9615bd3cba9f33ff47
SHA1 hash:
b20fc830bb63eb8109a6666c7bb8d0dc2c9aa4f8
Detections:
INDICATOR_EXE_Packed_VMProtect
Create hunting rule
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
Parent samples :
8a25a216c9277f5ecc0f04e27dc57a7ef01cc4ec58f293367066ec05fc20c38c
3016a9d61a8d6540ea38c23a09d4503e344ad2e2e03f2fd0b6d06425e81ac579
d222377a083dcea881ddfcecf8bafc45a9f8c5cb4490014e97442ee522e1337e
b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71
SH256 hash:
15c8ef08aab2e0346f332e5f96f0f0ecc0dbcd59e240571ef96032e473364598
MD5 hash:
cca8bd2432030c51b5dfdd5d9b5da9d8
SHA1 hash:
2913ca28fb6a546794c588ef4ab9e1beebdadb73
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
SH256 hash:
4dc09bac0613590f1fac8771d18af5be25a1e1cb8fdbf4031aa364f3057e74a2
MD5 hash:
0ee914c6f0bb93996c75941e1ad629c6
SHA1 hash:
12e2cb05506ee3e82046c41510f39a258a5e5549
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
SH256 hash:
29ed645b31d3e296453fb53b2217df7920a9d6cf3cdb8ac5d87a3b58fd01ebb1
MD5 hash:
1c5ec7267a051ba53b8ee91b5c5cd7d1
SHA1 hash:
5bb87291e46b0186092936cb01d8574463947610
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
SH256 hash:
b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71
MD5 hash:
f1963893f87714468f02a81752b8d858
SHA1 hash:
57ea85cc5376bce07ef81b754b0421054eca91c0
Link:
https://www.unpac.me/results/fbd5166b-a8b9-42c5-9e43-04ca079ab22e/
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/b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71

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:INDICATOR_EXE_Packed_VMProtect
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with VMProtect.
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Web download

Socks5Systemz

Executable exe b71c926b6979fa4fa78e654f61d0dfed4ee2f3d9ca4d539657deb654436e7b71

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2753611/
  
URLhaus
https://urlhaus.abuse.ch/url/2751452/
  
URLhaus
https://urlhaus.abuse.ch/url/2755461/
  
URLhaus
https://urlhaus.abuse.ch/url/2753652/
  
URLhaus
https://urlhaus.abuse.ch/url/2753666/
  
URLhaus
https://urlhaus.abuse.ch/url/2753610/
  
URLhaus
https://urlhaus.abuse.ch/url/2753653/
  
URLhaus
https://urlhaus.abuse.ch/url/2753646/
  
URLhaus
https://urlhaus.abuse.ch/url/2753651/
  
URLhaus
https://urlhaus.abuse.ch/url/2753657/
Cape
Cape
https://www.capesandbox.com/analysis/474190/

Comments


Avatar
zbet commented on 2024-02-02 12:37:26 UTC

url : hxxp://mix.avalmag.com/data/pdf/june.exe