MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1. 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: 19


Intelligence 19 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1
SHA3-384 hash: f345128d32bb9489bff4639942ad65436cde505bf88a7db1938af3e411102073b580f70f0d868c5d7b7f919f0855d3a8
SHA1 hash: bfa65de4bbea7bf16322882eb0cbb0909efcf0db
MD5 hash: 05b4b94fe502b06454e6fe20b6965c76
humanhash: harry-alabama-crazy-thirteen
File name:05b4b94fe502b06454e6fe20b6965c76.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:429'568 bytes
First seen:2024-09-25 08:30:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bfe1d6ca43e611244ffe6ad8a6fa68ea (1 x Stealc)
ssdeep 6144:b09eBWBilriEAtxeSMikAX9cCaQ0POiFNVqjzwFYGONlsah/rOd2A:b0ABN9CxeSMFQ0WiFLqjmONFh/rOdv
TLSH T13D94AF4392E17C54E9278732DE2EC6E9371EB9504E29376A3318AE9F24F01B1D163BD1
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 102a3050a9a18800 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://185.215.113.37/e2b1563c6670f193.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://185.215.113.37/e2b1563c6670f193.php https://threatfox.abuse.ch/ioc/1328966/

Intelligence

File Origin
# of uploads :
1
# of downloads :
482
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
83bdd1b8845b4b966ce28f284868ce9f.exe
Verdict:
Malicious activity
Analysis date:
2024-09-25 08:31:05 UTC
Tags:
stealer stealc loader opendir amadey botnet
Link:
https://app.any.run/tasks/072fb9d6-e489-489c-aa6a-d441d3f1832e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f3ca4856c487103d525469
Tags:
Infostealer Network Stealth Trojan Autorun Spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Creating a window
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66f3ca4c7a71e61ac30f5b6a/reports/1aef0a0b-0074-4348-ab1e-d297ec8296b6/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1
Result
Verdict:
SUSPICIOUS
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:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72195a31-3d78-4cd8-b418-eb521c773fdf
Result
Threat name:
Amadey, Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1518031
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Amadeys stealer DLL
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1518031 Sample: yjzllYsjlU.exe Startdate: 25/09/2024 Architecture: WINDOWS Score: 100 60 Suricata IDS alerts for network traffic 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 9 other signatures 2->66 7 yjzllYsjlU.exe 5 2->7         started        11 skotes.exe 2->11         started        process3 dnsIp4 46 C:\Users\user\AppData\Local\...\skotes.exe, PE32 7->46 dropped 48 C:\Users\user\...\skotes.exe:Zone.Identifier, ASCII 7->48 dropped 68 Detected unpacking (changes PE section rights) 7->68 70 Detected unpacking (overwrites its own PE header) 7->70 72 Contains functionality to inject code into remote processes 7->72 14 skotes.exe 7->14         started        17 WerFault.exe 16 7->17         started        20 WerFault.exe 16 7->20         started        30 8 other processes 7->30 56 185.215.113.43, 49748, 49749, 49750 WHOLESALECONNECTIONSNL Portugal 11->56 58 185.215.113.103, 64681, 64684, 64695 WHOLESALECONNECTIONSNL Portugal 11->58 50 C:\Users\user\AppData\...\532d9160c6.exe, PE32 11->50 dropped 52 C:\Users\user\AppData\Local\...\random[1].exe, PE32 11->52 dropped 54 C:\Users\user\1000026002\0f2a0c16ee.exe, PE32 11->54 dropped 22 WerFault.exe 11->22         started        24 WerFault.exe 11->24         started        26 WerFault.exe 11->26         started        28 WerFault.exe 11->28         started        file5 signatures6 process7 file8 74 Multi AV Scanner detection for dropped file 14->74 76 Detected unpacking (changes PE section rights) 14->76 78 Detected unpacking (overwrites its own PE header) 14->78 32 WerFault.exe 14->32         started        34 C:\ProgramData\Microsoft\...\Report.wer, Unicode 17->34 dropped 36 C:\ProgramData\Microsoft\...\Report.wer, Unicode 20->36 dropped 38 C:\ProgramData\Microsoft\...\Report.wer, Unicode 30->38 dropped 40 C:\ProgramData\Microsoft\...\Report.wer, Unicode 30->40 dropped 42 C:\ProgramData\Microsoft\...\Report.wer, Unicode 30->42 dropped 44 5 other malicious files 30->44 dropped signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1/
Threat name:
Win32.Spyware.Stealc
Create hunting rule
Status:
Malicious
First seen:
2024-09-25 07:53:39 UTC
File Type:
PE (Exe)
Extracted files:
50
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jjofltg6cewtpswkyrhejoo6vckctgic6efjy3fekbnriuaz7xiq._file
Verdict:
malicious
Label(s):
amadey
Create hunting rule
shellcode_loader_002
Create hunting rule
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:stealc botnet:9c9aa5 botnet:save discovery persistence stealer trojan
Link:
https://tria.ge/reports/240925-kep7eavgqj/
Behaviour
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Drops file in Windows directory
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Amadey
Stealc
Malware Config
C2 Extraction:
http://185.215.113.43
http://185.215.113.37
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f4e14f4f-9ee8-4ac6-ae14-5faa7a8c45b1
Unpacked files
SH256 hash:
83f5e08f80cb28ba3197e06721b05fc1a1018cb7ea908f054aea6a69014e1a13
MD5 hash:
7a1cee6327c5acf66e2aebb0d7bc25bc
SHA1 hash:
21fd9f492b550168249793c5b93a0be586e96791
Detections:
Amadey
Create hunting rule
win_amadey_auto
Create hunting rule
win_amadey
Create hunting rule
Link:
https://www.unpac.me/results/d4e316f1-201f-47b0-baaf-e91e5481d9d8/
Parent samples :
3dbd82fe0ab3c3ed3ecabe41b6aee651928f0305b07b0285828fd878d84ee4a9
6e9637eeaf1ea43fc7850ad8ce3ac4bc2cfab054439680f3c5bf60e1153a3581
4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1
83f5e08f80cb28ba3197e06721b05fc1a1018cb7ea908f054aea6a69014e1a13
SH256 hash:
4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1
MD5 hash:
05b4b94fe502b06454e6fe20b6965c76
SHA1 hash:
bfa65de4bbea7bf16322882eb0cbb0909efcf0db
Link:
https://www.unpac.me/results/d4e316f1-201f-47b0-baaf-e91e5481d9d8/
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4a5c55ccde11/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/4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:pe_detect_tls_callbacks
Create hunting rule

File information

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

Web download

Stealc

Executable exe 4a5c55ccde112d37cacac44e44b9dea894299902f10a9c6ca4505b145019fdd1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3183445/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3184067/
  
URLhaus
https://urlhaus.abuse.ch/url/3182947/

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
WINHTTP.dll::WinHttpCloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindNextVolumeMountPointA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExA
KERNEL32.dll::GetStartupInfoW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleInputA
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasExesW
KERNEL32.dll::GetConsoleAliasExesLengthW
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkA
KERNEL32.dll::CreateFileMappingA
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetWindowsDirectoryA
KERNEL32.dll::GetFileAttributesA
KERNEL32.dll::SetVolumeMountPointA

Comments