MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf. 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: 14


Intelligence 14 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf
SHA3-384 hash: ec2f99bca0dd1a2582c5c7f19b2bfb830ebc4ece4b76d76a6831a8b5b1c1bb6793dbee1f8d61763bac19b99c96a6b301
SHA1 hash: 08688195da256adaf01990a509e0ee7d4d730a4c
MD5 hash: db2338f35c9617d85df49c33df856dbb
humanhash: hot-xray-kitten-stream
File name:kBz2r3gsZunZPGIhochNQpb8.exe
Download: download sample
Signature Socks5Systemz
Create hunting rule
File size:4'492'195 bytes
First seen:2024-07-26 17:30:49 UTC
Last seen:2024-07-26 18:29:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'453 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:C2G863QWIt2exUGr31JhQUIkf8Hb3cURkiV0CfNXK+7:JG8eG2kUGr31vopV0cXK+7
Threatray 121 similar samples on MalwareBazaar
TLSH T196263356C6702AE2C0E93EF20C473E61B5BFF67C8B22006C275C4D9DF6A6495960FA47
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) (4504/4/1)
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 aachum
Tags:exe Socks5Systemz

Intelligence

File Origin
# of uploads :
2
# of downloads :
419
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
kBz2r3gsZunZPGIhochNQpb8.exe
Verdict:
Malicious activity
Analysis date:
2024-07-26 18:43:19 UTC
Tags:
installer
Link:
https://app.any.run/tasks/e472313d-86ae-4088-97be-b814b35c5570

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.FileRepMalware.31725.7248.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a3dd6efb0026d1138a9f3e
Tags:
Encryption Generic Stealth Trojan Agent
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Creating a file
Moving a recently created file
Modifying a system file
Creating a service
Enabling autorun for a service
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/32dd16ed-9653-4d78-ac7c-3a153df85d50
Result
Threat name:
Socks5Systemz
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1483183
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
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
Yara detected Socks5Systemz
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1483183 Sample: kBz2r3gsZunZPGIhochNQpb8.exe Startdate: 26/07/2024 Architecture: WINDOWS Score: 100 46 Found malware configuration 2->46 48 Antivirus detection for dropped file 2->48 50 Antivirus / Scanner detection for submitted sample 2->50 52 4 other signatures 2->52 7 kBz2r3gsZunZPGIhochNQpb8.exe 2 2->7         started        10 svchost.exe 2->10         started        process3 file4 22 C:\Users\...\kBz2r3gsZunZPGIhochNQpb8.tmp, PE32 7->22 dropped 12 kBz2r3gsZunZPGIhochNQpb8.tmp 12 26 7->12         started        process5 file6 24 C:\Users\user\AppData\...\yofaboom32.exe, PE32 12->24 dropped 26 C:\Users\user\AppData\...\unins000.exe (copy), PE32 12->26 dropped 28 C:\Users\user\AppData\...\ssleay32.dll (copy), PE32 12->28 dropped 30 11 other files (10 malicious) 12->30 dropped 15 yofaboom32.exe 1 2 12->15         started        19 yofaboom32.exe 1 17 12->19         started        process7 dnsIp8 32 C:\...\b-hope device viewer 7.26.66.exe, PE32 15->32 dropped 40 Detected unpacking (changes PE section rights) 15->40 42 Detected unpacking (overwrites its own PE header) 15->42 44 Contains functionality to infect the boot sector 15->44 34 gwpzsiw.com 45.155.250.89, 49714, 49716, 49718 MEER-ASmeerfarbigGmbHCoKGDE Germany 19->34 36 bemhaef.com 94.156.8.80, 49710, 49712, 49713 NET1-ASBG Bulgaria 19->36 38 194.59.31.219, 2023, 49715, 49717 COMBAHTONcombahtonGmbHDE Germany 19->38 file9 signatures10
Score:
55%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-07-26 17:31:07 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
5 of 37 (13.51%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jjkk5gjm3pwgz7rqsvt7wg7r23jpoo23op7slhyyj5xjemfdkk7q._file
Verdict:
malicious
Similar samples:
0007f04b30116818f7a4f7b2e1afa657f1b70a6353d43e9261627d6725448847
Socks5Systemz
3340308506f21a54afc84cd9085634084a6cbd3ec7ee1c5b42dad08b6a58f05b
Socks5Systemz
5521905702d9ef70717ea0152021e8055f49deef14f3b855468a6449007e552f
Socks5Systemz
9c0151a17e929d6de857367cb47fcd146713b5a73a54a7469a8d3ca5cc7bf3d2
Socks5Systemz
ed707049234c4794563e0232662dfa73978a532cdaf08beb3b6fc0db0e1b2b08
Socks5Systemz
+ 111 additional samples on MalwareBazaar
Result
Malware family:
socks5systemz
Create hunting rule
Score:
  10/10
Tags:
family:socks5systemz botnet discovery
Link:
https://tria.ge/reports/240726-v3pkwswgph/
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
Unexpected DNS network traffic destination
Detect Socks5Systemz Payload
Socks5Systemz
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/92612c4f-98d3-47d7-8567-af4d1814d84b
Unpacked files
SH256 hash:
0ebd31b0e5c3fd2e7f547676ead962a4d1ff6c8d4ae3f336133000cfe041b231
MD5 hash:
ed228584ac00501e7e86fe6c511cf04a
SHA1 hash:
f9d285739441ab911cd5fcaed868849d7d0a3fde
Detections:
Socks5Systemz
Create hunting rule
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
Parent samples :
3340308506f21a54afc84cd9085634084a6cbd3ec7ee1c5b42dad08b6a58f05b
4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf
SH256 hash:
d36aa1595a875487efbe4abdbf152bbd01abbcfe2f3927caa797679332692955
MD5 hash:
64b7526ad6314e6d6c0a6527702041dc
SHA1 hash:
61d5ca103de67a1f3da4660426fb8cc1f78b62e0
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
44b8e6a310564338968158a1ed88c8535dece20acb06c5e22d87953c261dfed0
MD5 hash:
9c8886759e736d3f27674e0fff63d40a
SHA1 hash:
ceff6a7b106c3262d9e8496d2ab319821b100541
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
4dc09bac0613590f1fac8771d18af5be25a1e1cb8fdbf4031aa364f3057e74a2
MD5 hash:
0ee914c6f0bb93996c75941e1ad629c6
SHA1 hash:
12e2cb05506ee3e82046c41510f39a258a5e5549
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
a4c86fc4836ac728d7bd96e7915090fd59521a9e74f1d06ef8e5a47c8695fd81
MD5 hash:
4ff75f505fddcc6a9ae62216446205d9
SHA1 hash:
efe32d504ce72f32e92dcf01aa2752b04d81a342
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
c8bcc140df4dd7b2dfbf5495af3e2a65f115bfdf632d67abc2523b91201fe247
MD5 hash:
652597c1113f3e474bc234af9d4d47c0
SHA1 hash:
b43d05d65e30b0af88894f992cd46cda8bf5328d
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
3243325f753037f9ff00a12ddda546740f20a4465c2a046b15618ac6477ce99c
MD5 hash:
6cd597c18dcb262459307b42649d4f18
SHA1 hash:
94461e99edf268a664643749bbf3bb82e702fc87
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
719e9f5ca06e9d22b5306c8e626a7c35c964d737476f6b5f87d849c9d57ec3bf
MD5 hash:
e1ec76f36e7946859bc4e5532e5e9249
SHA1 hash:
4d228da641d1f0ba495e930fb0643322249065f4
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
SH256 hash:
4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf
MD5 hash:
db2338f35c9617d85df49c33df856dbb
SHA1 hash:
08688195da256adaf01990a509e0ee7d4d730a4c
Link:
https://www.unpac.me/results/4a5572a4-e7f8-4569-98cc-86cf536b983d/
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/4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf

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: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

Stealc

zip bb9a55a6931365518be4719a2a118d5de678fc9a33f35e39d764d7f66ea1423b

Socks5Systemz

Executable exe 4a54ae992cdbec6cfe309567fb1bf1d6d2f73b5b73ff259f184f6e9230a352bf

(this sample)

  
Link
https://tria.ge/240726-vzg2mswenc
  
Dropped by
SHA256 bb9a55a6931365518be4719a2a118d5de678fc9a33f35e39d764d7f66ea1423b
  
URLhaus
https://urlhaus.abuse.ch/url/2898942/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2858526/
  
Dropped by
MD5 3a1f9204a1f08953bacef8cb1bdeefc0

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
SECURITY_BASE_APIUses Security Base APIadvapi32.dll::AdjustTokenPrivileges
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessA
advapi32.dll::OpenProcessToken
kernel32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
kernel32.dll::GetSystemInfo
kernel32.dll::GetCommandLineA
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateDirectoryA
kernel32.dll::CreateFileA
kernel32.dll::DeleteFileA
kernel32.dll::GetWindowsDirectoryA
kernel32.dll::GetFileAttributesA
kernel32.dll::RemoveDirectoryA
WIN_BASE_USER_APIRetrieves Account Informationadvapi32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegOpenKeyExA
advapi32.dll::RegQueryValueExA
WIN_USER_APIPerforms GUI Actionsuser32.dll::PeekMessageA
user32.dll::CreateWindowExA

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