MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1acec47c9b928c89dd4ab5e9f3d130858ad1b41a4f3310812701e63a440dbf7. 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 YARA 4 File information Comments

SHA256 hash: a1acec47c9b928c89dd4ab5e9f3d130858ad1b41a4f3310812701e63a440dbf7
SHA3-384 hash: 82a44828018ce31bc3ea5dd9eae7f70ec9671064ceb54d6e592e36be7882e33003464a9c856db63c85981f9f9b3ca5fb
SHA1 hash: 550cb96273795da100b7945075d73025ead1a5ff
MD5 hash: 2176bb2fd69bc0dc79a022a60183404d
humanhash: early-angel-september-sweet
File name:file
Download: download sample
Signature Stealc
File size:267'264 bytes
First seen:2024-07-27 13:33:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 976b33a49b3619a38b3ab50dd40fd590 (1 x Smoke Loader, 1 x Stealc)
ssdeep 3072:iDpMcfjA1Ufozzquzq0lPmWAAlgFV+2ahhwFIBssYnkGdQOF6cPmSZDMU:kWcfjA1Uf8zquzWWzz3nG7FS
Threatray 96 similar samples on MalwareBazaar
TLSH T11944BF507D9DD831E4E205708CB4C6F6562ABDA2BA74898F76983F1BFC733415A243A3
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
15.9% (.EXE) Win32 Executable (generic) (4504/4/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 1a72c2da98585c0c (16 x Stealc, 3 x Smoke Loader, 2 x Vidar)
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://185.215.113.16/stealc/random.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
341
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
6dd3d6081f01c1fb88b36ecd336005ab3571876be404efe416a7248866868191.exe
Verdict:
Malicious activity
Analysis date:
2024-07-27 13:19:05 UTC
Tags:
amadey botnet stealer loader stealc themida antivm

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
Discovery Execution Generic Infostealer Network Other Stealth Trojan
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc microsoft_visual_cc packed
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.
Result
Threat name:
Python Stealer, Amadey, Monster Stealer,
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Detected generic credential text file
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Gathers network related connection and port information
Hides threads from debuggers
High number of junk calls founds (likely related to sandbox DOS / API hammering)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Potentially malicious time measurement code found
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Searches for specific processes (likely to inject)
Sigma detected: Capture Wi-Fi password
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Suspicious File Creation In Uncommon AppData Folder
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal WLAN passwords
Tries to steal communication platform credentials (via file / registry access)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Uses attrib.exe to hide files
Uses netsh to modify the Windows network and firewall settings
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected Amadeys stealer DLL
Yara detected Generic Python Stealer
Yara detected Monster Stealer
Yara detected Powershell download and execute
Yara detected PureLog Stealer
Yara detected RedLine Stealer
Yara detected Stealc
Yara detected Vidar stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1483449 Sample: file.exe Startdate: 27/07/2024 Architecture: WINDOWS Score: 100 141 api.telegram.org 2->141 143 www.wikipedia.org 2->143 145 14 other IPs or domains 2->145 167 Multi AV Scanner detection for domain / URL 2->167 169 Found malware configuration 2->169 171 Malicious sample detected (through community Yara rule) 2->171 175 24 other signatures 2->175 11 axplong.exe 2->11         started        16 file.exe 39 2->16         started        18 explorti.exe 2->18         started        20 2 other processes 2->20 signatures3 173 Uses the Telegram API (likely for C&C communication) 141->173 process4 dnsIp5 157 coe.com.vn 103.28.36.182 NHANHOA-AS-VNNhanHoaSoftwarecompanyVN Viet Nam 11->157 159 58.65.168.132 NAYATEL-PKNayatelPvtLtdPK Pakistan 11->159 125 C:\Users\user\AppData\Local\Temp\...\2.exe, PE32 11->125 dropped 127 C:\Users\user\AppData\Local\...\buildred.exe, PE32 11->127 dropped 129 C:\Users\user\AppData\Local\...\gawdth.exe, PE32+ 11->129 dropped 137 19 other malicious files 11->137 dropped 221 Hides threads from debuggers 11->221 223 Tries to detect sandboxes / dynamic malware analysis system (registry check) 11->223 225 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 11->225 22 build.exe 11->22         started        26 5447jsX.exe 11->26         started        28 crypted.exe 11->28         started        30 crypteda.exe 11->30         started        161 185.215.113.16, 49705, 49725, 49727 WHOLESALECONNECTIONSNL Portugal 16->161 163 85.28.47.31, 49704, 80 GES-ASRU Russian Federation 16->163 131 C:\Users\user\AppData\RoamingEGDGDHJJDG.exe, PE32 16->131 dropped 133 C:\Users\user\AppData\...\softokn3[1].dll, PE32 16->133 dropped 135 C:\Users\user\AppData\Local\...\random[1].exe, PE32 16->135 dropped 139 13 other files (9 malicious) 16->139 dropped 227 Detected unpacking (changes PE section rights) 16->227 229 Detected unpacking (overwrites its own PE header) 16->229 231 Tries to steal Mail credentials (via file / registry access) 16->231 239 5 other signatures 16->239 32 cmd.exe 1 16->32         started        34 cmd.exe 1 16->34         started        36 WerFault.exe 19 16 16->36         started        165 185.215.113.19, 49726, 80 WHOLESALECONNECTIONSNL Portugal 18->165 233 Creates multiple autostart registry keys 18->233 38 7a78d61239.exe 18->38         started        40 ba3b700fb2.exe 18->40         started        235 Tries to detect sandboxes and other dynamic analysis tools (window names) 20->235 237 Tries to evade debugger and weak emulator (self modifying code) 20->237 file6 signatures7 process8 file9 97 C:\Users\user\AppData\...\_quoting_c.pyd, PE32+ 22->97 dropped 99 C:\Users\user\AppData\...\vcruntime140.dll, PE32+ 22->99 dropped 101 C:\Users\user\AppData\...\unicodedata.pyd, PE32+ 22->101 dropped 105 32 other files (31 malicious) 22->105 dropped 177 Multi AV Scanner detection for dropped file 22->177 179 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 22->179 42 stub.exe 22->42         started        181 Writes to foreign memory regions 26->181 183 Allocates memory in foreign processes 26->183 185 Injects a PE file into a foreign processes 26->185 59 5 other processes 26->59 47 RegAsm.exe 28->47         started        61 2 other processes 30->61 49 userJDGHIIJKEB.exe 4 32->49         started        51 conhost.exe 32->51         started        53 RoamingEGDGDHJJDG.exe 4 34->53         started        55 conhost.exe 34->55         started        103 C:\ProgramData\Microsoft\...\Report.wer, Unicode 36->103 dropped 187 Detected unpacking (changes PE section rights) 38->187 189 Binary is likely a compiled AutoIt script file 38->189 191 Hides threads from debuggers 38->191 193 Detected unpacking (overwrites its own PE header) 40->193 57 WerFault.exe 40->57         started        signatures10 process11 dnsIp12 147 ip-api.com 208.95.112.1 TUT-ASUS United States 42->147 149 restores.name 89.248.174.171 INT-NETWORKSC Netherlands 42->149 155 2 other IPs or domains 42->155 107 C:\Users\user\AppData\Local\...\Monster.exe, PE32+ 42->107 dropped 121 5 other malicious files 42->121 dropped 195 Tries to harvest and steal browser information (history, passwords, etc) 42->195 215 5 other signatures 42->215 63 cmd.exe 42->63         started        66 cmd.exe 42->66         started        68 cmd.exe 42->68         started        74 9 other processes 42->74 151 20.52.165.210 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 47->151 197 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 47->197 199 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 47->199 201 Tries to steal Crypto Currency Wallets 47->201 109 C:\Users\user\AppData\Local\...\axplong.exe, PE32 49->109 dropped 203 Antivirus detection for dropped file 49->203 205 Detected unpacking (changes PE section rights) 49->205 207 Machine Learning detection for dropped file 49->207 217 2 other signatures 49->217 70 axplong.exe 49->70         started        111 C:\Users\user\AppData\Local\...\explorti.exe, PE32 53->111 dropped 219 4 other signatures 53->219 72 explorti.exe 53->72         started        153 85.28.47.70 GES-ASRU Russian Federation 59->153 113 C:\Users\user\AppData\...\softokn3[1].dll, PE32 59->113 dropped 115 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 59->115 dropped 123 4 other files (2 malicious) 59->123 dropped 209 Tries to steal Mail credentials (via file / registry access) 59->209 211 Tries to harvest and steal ftp login credentials 59->211 213 Tries to harvest and steal Bitcoin Wallet information 59->213 117 C:\Users\user\AppData\...\poS3sA5oqG.exe, PE32 61->117 dropped 119 C:\Users\user\AppData\...\CAA8NHGhQu.exe, PE32 61->119 dropped file13 signatures14 process15 signatures16 243 Uses netsh to modify the Windows network and firewall settings 63->243 245 Tries to harvest and steal WLAN passwords 63->245 247 Uses attrib.exe to hide files 63->247 76 conhost.exe 63->76         started        78 systeminfo.exe 66->78         started        81 conhost.exe 66->81         started        83 conhost.exe 68->83         started        85 netsh.exe 68->85         started        249 Detected unpacking (changes PE section rights) 70->249 251 Tries to evade debugger and weak emulator (self modifying code) 70->251 253 Hides threads from debuggers 70->253 255 Tries to detect sandboxes / dynamic malware analysis system (registry check) 72->255 257 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 72->257 87 conhost.exe 74->87         started        89 conhost.exe 74->89         started        91 tasklist.exe 74->91         started        93 13 other processes 74->93 process17 signatures18 241 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 78->241 95 WmiPrvSE.exe 78->95         started        process19
Threat name:
Win32.Trojan.Generic
Status:
Malicious
First seen:
2024-07-27 13:34:12 UTC
File Type:
PE (Exe)
Extracted files:
29
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:sila discovery stealer
Behaviour
Program crash
System Location Discovery: System Language Discovery
Stealc
Malware Config
C2 Extraction:
http://85.28.47.31
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
3c2245fb7f3d374d8685a573a6cafbe79b5807f0f8cbd52f0cf4a203b785ab06
MD5 hash:
ca10bc5dbf009b6df405c2ccbdd22efb
SHA1 hash:
d1c8f25dac637ba857ec28a0ffcfafa73e23a622
Detections:
stealc
Parent samples :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 hash:
a1acec47c9b928c89dd4ab5e9f3d130858ad1b41a4f3310812701e63a440dbf7
MD5 hash:
2176bb2fd69bc0dc79a022a60183404d
SHA1 hash:
550cb96273795da100b7945075d73025ead1a5ff
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information


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

Web download

Stealc

Executable exe a1acec47c9b928c89dd4ab5e9f3d130858ad1b41a4f3310812701e63a440dbf7

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetDiskFreeSpaceExA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleInputW
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::PeekConsoleInputA
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::SetStdHandle
KERNEL32.dll::AssignProcessToJobObject
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileW
KERNEL32.dll::ReplaceFileA
KERNEL32.dll::GetSystemDirectoryA
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpOpen

Comments