MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2. 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


zgRAT


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2
SHA3-384 hash: 83410d86927cfb3b81b7c815d0eb0fdc20314b5f5a9af85c2171aebeb343ad563639e2423a517899a45b0f43ebc1591b
SHA1 hash: 7b263a8c732e648c2597f965fe515d441c428d90
MD5 hash: ebf4df07bce350808f86a7fd96d1c13f
humanhash: south-kentucky-washington-coffee
File name:ma.exe
Download: download sample
Signature zgRAT
Create hunting rule
File size:83'456 bytes
First seen:2024-04-03 07:17:33 UTC
Last seen:2024-04-03 08:19:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 1536:N91ZqZKKbgk3E04Bcs443RzbXIJwW9uG4CM6Dr5:bSZKKbgHBcCJsAG4CM6DV
Threatray 557 similar samples on MalwareBazaar
TLSH T183839E4CFBD1D623D99D4D36C8926AA81325EE25D5029783B88CF33F6F727209D16B60
TrID 56.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
File icon (PE):PE icon
dhash icon 037a90b090dc6829 (1 x Formbook, 1 x zgRAT, 1 x LummaStealer)
Reporter likeastar20
Tags:exe zgRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
316
Origin country :
RO RO
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2.exe
Verdict:
Suspicious activity
Analysis date:
2024-04-03 07:20:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/169964f0-a88f-4b98-bcf6-bc75044129f6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a process with a hidden window
Creating a file
Using the Windows Management Instrumentation requests
Launching a process
Searching for synchronization primitives
Connecting to a non-recommended domain
Creating a service
Launching a service
Loading a system driver
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun for a service
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
55%
Tags:
obfuscated packed packed smartassembly smart_assembly
Link:
https://www.filescan.io/uploads/660d02adec04992a87d965a9/reports/2d4a96b3-5dfb-44a4-9e5f-d8bf53e0cdbb/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2
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.
Malware family:
Thanos Ransomware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/33a2809b-b50d-44de-bb4d-a293eda95878
Result
Threat name:
PureLog Stealer, Xmrig
Create hunting rule
Detection:
malicious
Classification:
troj.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1419212
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Detected Stratum mining protocol
Drops large PE files
Found direct / indirect Syscall (likely to bypass EDR)
Found strings related to Crypto-Mining
Hijacks the control flow in another process
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sigma detected: New RUN Key Pointing to Suspicious Folder
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected PureLog Stealer
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1419212 Sample: ma.exe Startdate: 03/04/2024 Architecture: WINDOWS Score: 100 28 pixeldrain.com 2->28 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected PureLog Stealer 2->38 40 6 other signatures 2->40 8 ma.exe 15 4 2->8         started        13 vuupdate2.exe 14 3 2->13         started        signatures3 process4 dnsIp5 32 pixeldrain.com 23.175.1.212, 443, 49710 JCOLOUS United States 8->32 26 C:\Users\user\AppData\Local\...\vuupdate2.exe, PE32+ 8->26 dropped 44 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->44 46 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->46 48 Modifies the context of a thread in another process (thread injection) 8->48 56 2 other signatures 8->56 15 ma.exe 2 8->15         started        50 Antivirus detection for dropped file 13->50 52 Machine Learning detection for dropped file 13->52 54 Injects a PE file into a foreign processes 13->54 18 vuupdate2.exe 2 13->18         started        file6 signatures7 process8 signatures9 58 Hijacks the control flow in another process 15->58 60 Found strings related to Crypto-Mining 15->60 62 Writes to foreign memory regions 15->62 20 vbc.exe 15->20         started        64 Allocates memory in foreign processes 18->64 66 Modifies the context of a thread in another process (thread injection) 18->66 68 Injects a PE file into a foreign processes 18->68 24 vbc.exe 18->24         started        process10 dnsIp11 30 185.172.128.212 NADYMSS-ASRU Russian Federation 20->30 42 Query firmware table information (likely to detect VMs) 20->42 signatures12
Score:
77%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2/
Threat name:
ByteCode-MSIL.Spyware.Lummastealer
Create hunting rule
Status:
Malicious
First seen:
2024-04-02 23:49:27 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
30
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lab73rlhzghy3ebaea4qcbp3e36gcnykegs266vbcuwocqknwdra._file
Verdict:
unknown
Similar samples:
07632170506689c16d08c0ffe3b8ac37f959a35e5a4ac811e38318ac83b58f92
zgRAT
1acd4659dc0f1f9d71d2687d471461ff4ad39c81610fd36b36e59cf0d6f1a3a0
zgRAT
5ad1b9c53c1d492d106be462c7c5bfb1293d12ccf430804add98a96d3a34adcc
zgRAT
71e762ecac0d40f0f0dd22638eba76ad746059678409cd94aaaea8719aa42fc7
zgRAT
bc87e0eaeac968db7503e353766d796c4a7ca617848f02415970f4f21ad3e7bb
zgRAT
dbbe21f14ca93d658be3606974e289edf4b205b22d967324c49cba1950f29b9e
zgRAT
dfa2a1ac549c911af8183707ba1fed1e8c401f8e448ea36bb7825d03df0f4c5a
zgRAT
fe5543492a9e4e16791d47d369be38cca870b124a009a073cdb6cdf215e26a80
zgRAT
+ 547 additional samples on MalwareBazaar
Result
Malware family:
zgrat
Create hunting rule
Score:
  10/10
Tags:
family:zgrat rat
Link:
https://tria.ge/reports/240403-h4x77sad6z/
Behaviour
Suspicious use of AdjustPrivilegeToken
Detect ZGRat V1
ZGRat
Unpacked files
SH256 hash:
5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2
MD5 hash:
ebf4df07bce350808f86a7fd96d1c13f
SHA1 hash:
7b263a8c732e648c2597f965fe515d441c428d90
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/c318d1f9-d3f0-4571-9a2b-07ea0cb906d2/
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/5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2

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_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table

File information

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

LummaStealer

Executable exe 94ab177cc62af8c0fa1d2a0be6575db5bde69a52d126293e6a7fe5c01607597d

zgRAT

Executable exe 5803fdc567c98f8d902020390105fb26fc61370a21a5af7aa1152ce1414db0e2

(this sample)

  
Dropped by
MD5 b1cb85d0689f64c6373345fc6b084f5f
  
Dropped by
SHA256 94ab177cc62af8c0fa1d2a0be6575db5bde69a52d126293e6a7fe5c01607597d

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 (GUARD_CF)high

Comments