MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8. 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


Stealc


Vendor detections: 17


Intelligence 17 IOCs 1 YARA 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8
SHA3-384 hash: c6c3c5f0995d053b6057f5dfed0de568e96da8a73450e08d610696489976348704db1598c2d1cba9ead395923e7f40ac
SHA1 hash: fe4d1bacfafb35831a7fb76c8d172d61fc01392c
MD5 hash: b2cb878e0299b70763ae34e71a3afd6a
humanhash: football-asparagus-diet-potato
File name:b2cb878e0299b70763ae34e71a3afd6a.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:14'799'872 bytes
First seen:2025-03-10 23:10:12 UTC
Last seen:2025-03-10 23:23:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9cbefe68f395e67356e2a5d8d1b285c0 (62 x LummaStealer, 51 x Vidar, 49 x AuroraStealer)
ssdeep 98304:K3nntJB9ILAgSm9+VnfYobyLMNAdA0fjxeXW1OlIrwiny+TwU53D8HoBURH:snHBnfzyCQxaWzRy+se3xYH
TLSH T19DE6E6B0E89FC4B5DB03143158A6E27F6330D929DB24CBC7D9C47A65EB3B6B30926119
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon f08e0d861313160c (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://62.60.226.53/4d13fdcd227497ca.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://62.60.226.53/4d13fdcd227497ca.php https://threatfox.abuse.ch/ioc/1445663/

Intelligence

File Origin
# of uploads :
2
# of downloads :
512
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2025-03-08_b2cb878e0299b70763ae34e71a3afd6a_frostygoop_poet-rat_sliver_snatch
Verdict:
Malicious activity
Analysis date:
2025-03-08 21:35:58 UTC
Tags:
crypto-regex golang stealc stealer loader
Link:
https://app.any.run/tasks/91180c98-915c-47e0-aa30-0f5aa60495d3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ccb8401f777fe3060834f8
Tags:
emotet sage smtp hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
Connection attempt
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context crypto golang shylock
Link:
https://www.filescan.io/uploads/67cf715f3c5f644bd94c2fd1/reports/dba2249f-6688-4c45-9cf9-7b4226bb78f1/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8
Result
Verdict:
UNKNOWN
Malware family:
LummaC2
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/674b3a32-9255-470b-a7d9-738775e5bd2d
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1634532
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1634532 Sample: BwzwtPp05r.exe Startdate: 11/03/2025 Architecture: WINDOWS Score: 100 42 Suricata IDS alerts for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 8 other signatures 2->48 8 BwzwtPp05r.exe 2->8         started        11 msedge.exe 8 2->11         started        process3 signatures4 52 Writes to foreign memory regions 8->52 54 Allocates memory in foreign processes 8->54 56 Injects a PE file into a foreign processes 8->56 13 BitLockerToGo.exe 16 8->13         started        17 msedge.exe 11->17         started        process5 dnsIp6 36 62.60.226.53, 49691, 49715, 80 ASLINE-AS-APASLINELIMITEDHK Iran (ISLAMIC Republic Of) 13->36 38 127.0.0.1 unknown unknown 13->38 58 Attempt to bypass Chrome Application-Bound Encryption 13->58 60 Tries to harvest and steal browser information (history, passwords, etc) 13->60 62 Searches for specific processes (likely to inject) 13->62 19 msedge.exe 2 9 13->19         started        22 chrome.exe 13->22         started        25 WerFault.exe 2 13->25         started        27 WerFault.exe 2 13->27         started        signatures7 process8 dnsIp9 50 Monitors registry run keys for changes 19->50 29 msedge.exe 19->29         started        34 192.168.2.8, 138, 443, 49673 unknown unknown 22->34 31 chrome.exe 22->31         started        signatures10 process11 dnsIp12 40 www.google.com 142.250.185.228, 443, 49699, 49700 GOOGLEUS United States 31->40
Score:
89%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8/
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2025-03-07 20:04:40 UTC
File Type:
PE (Exe)
Extracted files:
29
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dkirdz7s7vkg2l2i5zk22b3gdpt6cypvufuhkhjnb4if4ftuktua._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:traff_1 credential_access discovery spyware stealer
Link:
https://tria.ge/reports/250310-25shws1ry4/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Loads dropped DLL
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Uses browser remote debugging
Stealc
Stealc family
Malware Config
C2 Extraction:
http://62.60.226.53
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ccbfe2a4-e360-4057-8af5-a3a1eeddf4bd
Unpacked files
SH256 hash:
1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8
MD5 hash:
b2cb878e0299b70763ae34e71a3afd6a
SHA1 hash:
fe4d1bacfafb35831a7fb76c8d172d61fc01392c
Detections:
win_shylock_w0
Create hunting rule
Link:
https://www.unpac.me/results/da5af31f-98a6-4d57-a0d5-8a9b42dedb2c/
Malware family:
CryptBot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1a9111e7f2fd/report/overview.html
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/1a9111e7f2fd546d2f48ee55ad07661be7e161f5a168751d2d0f105e167454e8

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:Borland
Create hunting rule
Author:malware-lu
Rule name:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:rootkit
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:win_shylock_w0
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Shylock Banker
Rule name:without_attachments
Create hunting rule
Author:Antonio Sanchez <asanchez@hispasec.com>
Description:Rule to detect the no presence of any attachment
Reference:http://laboratorio.blogs.hispasec.com/
Rule name:with_urls
Create hunting rule
Author:Antonio Sanchez <asanchez@hispasec.com>
Description:Rule to detect the presence of an or several urls
Reference:http://laboratorio.blogs.hispasec.com/

File information

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

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
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::LoadLibraryA
kernel32.dll::LoadLibraryW
kernel32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programskernel32.dll::WriteConsoleW
kernel32.dll::SetConsoleCtrlHandler
kernel32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileA
kernel32.dll::GetSystemDirectoryA

Comments