MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e38cfe132158fb26de95b367811bca48d0c9ba22318bda33084363fa6e4637bc. 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


Backdoor.TeamViewer


Vendor detections: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e38cfe132158fb26de95b367811bca48d0c9ba22318bda33084363fa6e4637bc
SHA3-384 hash: 006ab7e93fad5576fc64230159d57c4a72445425aba14b97ebfed86ebf9d96d2bca1b4eeefe32d47891210e08bb22b2f
SHA1 hash: 86b3f3ed6db3b6dd024359cff9f684d7f7d32903
MD5 hash: 4b45423fa806ba12d099173f6b4126f0
humanhash: chicken-may-spring-kilo
File name:file
Download: download sample
Signature Backdoor.TeamViewer
Create hunting rule
File size:1'502'208 bytes
First seen:2023-10-12 07:55:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 646167cce332c1c252cdcb1839e0cf48 (8'473 x RedLineStealer, 4'851 x Amadey, 290 x Smoke Loader)
ssdeep 24576:1yi2HBkN0hhWOga7AeHidUXuVVN8mwpKfLTBHBf/WA7hO/f6abYEsYT:QzHs2hW+AeJu+Kj1B2nmE9
Threatray 861 similar samples on MalwareBazaar
TLSH T1766523439AD880B3DA69137448F963030F36BDE18EBC8B5F25D5A51A0AB3790657337B
TrID 70.4% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
11.1% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
5.9% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
3.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
File icon (PE):PE icon
dhash icon f8f0f4c8c8c8d8f0 (8'803 x RedLineStealer, 5'078 x Amadey, 288 x Smoke Loader)
Reporter andretavare5
Tags:Backdoor.TeamViewer exe


Avatar
andretavare5
Sample downloaded from http://77.91.68.249/navi/kur90.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
323
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-10-12 07:57:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e12c0b5a-6eeb-429c-a230-bd51f2642299

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/453705/
Detection(s):
Sanesecurity.Malware.28840.BadO.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Agent.EAOQ.26295.2066.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Launching a service
Creating a file
Blocking the Windows Defender launch
Disabling the operating system update service
Unauthorized injection to a system process
Gathering data
Verdict:
Likely Malicious
Threat level:
  5/10
Confidence:
100%
Tags:
advpack anti-vm CAB control explorer installer installer lolbin packed rundll32 setupapi sfx shell32
Link:
https://www.filescan.io/uploads/6527a6958d16e62970c2a1ae/reports/35533641-fa90-4293-b8b4-613d68bcc34f/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/e38cfe132158fb26de95b367811bca48d0c9ba22318bda33084363fa6e4637bc
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:
RedLine stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fd84de3a-52c2-4204-afdb-9cc643b1ba64
Result
Threat name:
Amadey, Babadeda, Healer AV Disabler, My
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1324484
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Changes security center settings (notifications, updates, antivirus, firewall)
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies windows update settings
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Phishing site detected (based on logo match)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected Amadey bot
Yara detected Amadeys stealer DLL
Yara detected Babadeda
Yara detected Healer AV Disabler
Yara detected Mystic Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1324484 Sample: file.exe Startdate: 12/10/2023 Architecture: WINDOWS Score: 100 139 datasheet.fun 2->139 141 www3.l.google.com 2->141 143 15 other IPs or domains 2->143 157 Multi AV Scanner detection for domain / URL 2->157 159 Found malware configuration 2->159 161 Malicious sample detected (through community Yara rule) 2->161 163 20 other signatures 2->163 15 file.exe 1 4 2->15         started        18 svchost.exe 2->18         started        21 svchost.exe 1 2->21         started        23 7 other processes 2->23 signatures3 process4 file5 133 C:\Users\user\AppData\Local\...\vm4xf49.exe, PE32 15->133 dropped 135 C:\Users\user\AppData\Local\...\5PV2ic5.exe, PE32 15->135 dropped 25 vm4xf49.exe 1 4 15->25         started        153 Changes security center settings (notifications, updates, antivirus, firewall) 18->153 155 Query firmware table information (likely to detect VMs) 21->155 28 WerFault.exe 2 23->28         started        30 WerFault.exe 2 23->30         started        32 WerFault.exe 23->32         started        34 WerFault.exe 23->34         started        signatures6 process7 file8 117 C:\Users\user\AppData\Local\...\jn5mm56.exe, PE32 25->117 dropped 119 C:\Users\user\AppData\Local\...\4MH002Op.exe, PE32 25->119 dropped 36 jn5mm56.exe 1 4 25->36         started        39 4MH002Op.exe 25->39         started        process9 file10 101 C:\Users\user\AppData\Local\...\dd3kt90.exe, PE32 36->101 dropped 103 C:\Users\user\AppData\Local\...\3Im18NJ.exe, PE32 36->103 dropped 42 3Im18NJ.exe 36->42         started        45 dd3kt90.exe 1 4 36->45         started        179 Writes to foreign memory regions 39->179 181 Allocates memory in foreign processes 39->181 183 Injects a PE file into a foreign processes 39->183 48 AppLaunch.exe 39->48         started        51 conhost.exe 39->51         started        53 WerFault.exe 39->53         started        signatures11 process12 dnsIp13 203 Writes to foreign memory regions 42->203 205 Allocates memory in foreign processes 42->205 207 Injects a PE file into a foreign processes 42->207 55 AppLaunch.exe 42->55         started        58 conhost.exe 42->58         started        60 AppLaunch.exe 42->60         started        62 WerFault.exe 42->62         started        125 C:\Users\user\AppData\Local\...\2EV1232.exe, PE32 45->125 dropped 127 C:\Users\user\AppData\Local\...\1kb61fH6.exe, PE32 45->127 dropped 64 1kb61fH6.exe 45->64         started        66 2EV1232.exe 1 45->66         started        137 77.91.124.55, 19071, 49718, 49730 ECOTEL-ASRU Russian Federation 48->137 209 Found many strings related to Crypto-Wallets (likely being stolen) 48->209 211 Tries to harvest and steal browser information (history, passwords, etc) 48->211 file14 signatures15 process16 signatures17 185 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 55->185 187 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 55->187 189 Maps a DLL or memory area into another process 55->189 201 2 other signatures 55->201 68 explorer.exe 55->68 injected 191 Multi AV Scanner detection for dropped file 64->191 193 Contains functionality to inject code into remote processes 64->193 195 Writes to foreign memory regions 64->195 73 AppLaunch.exe 9 64->73         started        75 WerFault.exe 22 16 64->75         started        197 Allocates memory in foreign processes 66->197 199 Injects a PE file into a foreign processes 66->199 77 AppLaunch.exe 12 66->77         started        79 conhost.exe 66->79         started        81 WerFault.exe 66->81         started        process18 dnsIp19 145 5.42.65.80, 49743, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 68->145 147 77.91.68.29, 49719, 80 FOTONTELECOM-TRANSIT-ASFOTONTELECOMISPRU Russian Federation 68->147 151 3 other IPs or domains 68->151 105 C:\Users\user\AppData\Local\Temp\F181.exe, PE32 68->105 dropped 107 C:\Users\user\AppData\Local\Temp9FE.exe, PE32 68->107 dropped 109 C:\Users\user\AppData\Local\Temp\D701.exe, PE32 68->109 dropped 111 9 other files (8 malicious) 68->111 dropped 165 System process connects to network (likely due to code injection or exploit) 68->165 167 Benign windows process drops PE files 68->167 169 Hides that the sample has been downloaded from the Internet (zone.identifier) 68->169 83 9B79.exe 68->83         started        86 rundll32.exe 68->86         started        171 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 73->171 173 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 73->173 175 Modifies windows update settings 73->175 177 2 other signatures 73->177 149 5.42.92.211, 49714, 49721, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 77->149 file20 signatures21 process22 file23 97 C:\Users\user\AppData\Local\...\to4uQ7cT.exe, PE32 83->97 dropped 99 C:\Users\user\AppData\Local\...\6fN12nz.exe, PE32 83->99 dropped 88 to4uQ7cT.exe 83->88         started        process24 file25 113 C:\Users\user\AppData\Local\...\Pp3hJ3ip.exe, PE32 88->113 dropped 115 C:\Users\user\AppData\Local\...\5eH55nC.exe, PE32 88->115 dropped 91 Pp3hJ3ip.exe 88->91         started        process26 file27 121 C:\Users\user\AppData\Local\...\Vx4Ki9Xu.exe, PE32 91->121 dropped 123 C:\Users\user\AppData\Local\...\4bb386Qg.exe, PE32 91->123 dropped 94 Vx4Ki9Xu.exe 91->94         started        process28 file29 129 C:\Users\user\AppData\Local\...\Sj5zB5mX.exe, PE32 94->129 dropped 131 C:\Users\user\AppData\Local\...\3kY7lo78.exe, PE32 94->131 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e38cfe132158fb26de95b367811bca48d0c9ba22318bda33084363fa6e4637bc/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-10-12 07:56:08 UTC
File Type:
PE (Exe)
Extracted files:
152
AV detection:
15 of 22 (68.18%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4ogp4ezbld5snxuvwntycg6kjdimtorcggf5umyiinr7u3sgg66a._file
Verdict:
malicious
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+ 851 additional samples on MalwareBazaar
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:healer family:redline family:smokeloader botnet:breha backdoor dropper evasion infostealer persistence trojan
Link:
https://tria.ge/reports/231012-jspmcshe46/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Amadey
Detects Healer an antivirus disabler dropper
Healer
Modifies Windows Defender Real-time Protection settings
RedLine
RedLine payload
SmokeLoader
Malware Config
C2 Extraction:
http://77.91.68.29/fks/
77.91.124.55:19071
http://77.91.124.1/theme/index.php
Unpacked files
SH256 hash:
160ea596dea538000394fde4ba2d40fd2be5ab50037a77ba3000e927bff84ef1
MD5 hash:
22b50c95b39cbbdb00d5a4cd3d4886bd
SHA1 hash:
db8326c4fad0064ce3020226e8556e7cce8ce04e
Link:
https://www.unpac.me/results/8cb16b0b-1cd6-4981-b1a4-bb98185a684e/
Parent samples :
24b66c0d6f26f5de09b4cb7a2496bf87ad0ed9d45e846870dee70941b565bc3c
d6069cb7acd4675b324603f2adc3e83fa7fa1829e73052a8d62a10f3d99a8200
SH256 hash:
b522d30f7957155a8dae8a30a0dc603ed245030aff844262c2111d3e2346b32f
MD5 hash:
5982ad01c9ce40748575266a962afb94
SHA1 hash:
23a510cc25f50278345ade6cd6da47ea876b90d4
Link:
https://www.unpac.me/results/8cb16b0b-1cd6-4981-b1a4-bb98185a684e/
SH256 hash:
2506cc2ab0125611f8115566275cda72d968e397977ceeee5491145ad37af376
MD5 hash:
132390a0475201b2a3d519a380d1df15
SHA1 hash:
3e3c609bd9de796e62c045028bd0ab3817433c21
Link:
https://www.unpac.me/results/8cb16b0b-1cd6-4981-b1a4-bb98185a684e/
SH256 hash:
e38cfe132158fb26de95b367811bca48d0c9ba22318bda33084363fa6e4637bc
MD5 hash:
4b45423fa806ba12d099173f6b4126f0
SHA1 hash:
86b3f3ed6db3b6dd024359cff9f684d7f7d32903
Link:
https://www.unpac.me/results/8cb16b0b-1cd6-4981-b1a4-bb98185a684e/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e38cfe132158/report/overview.html
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:detect_Redline_Stealer
Create hunting rule
Author:Varp0s
Rule name:pe_no_import_table
Create hunting rule
Author:qux
Description:Detects exe does not have import table

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/453705/

Comments