MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1. 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


BitRAT


Vendor detections: 6


Intelligence 6 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1
SHA3-384 hash: 6040b237f3a5899e8b928cc98027eee9f59d8b4f44bab78f2b4ff0b9a6ee586c2b2612982e7aaa881e0a40c8c1effc74
SHA1 hash: b881e98133e3d901d39f9aa7129fe43e8bb57dda
MD5 hash: bbad437e472d66b7702a2c7671260b27
humanhash: earth-ack-india-johnny
File name:invoice.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:281'392 bytes
First seen:2020-10-16 13:05:44 UTC
Last seen:2020-10-27 20:17:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:fkrYcQqZqyo2AuW1gyipuHT4uX5ocU/2owqeg5L1aU5tqSvowQA05z5Tner4ShZW:LcXzo2Rrmgtq
Threatray 5 similar samples on MalwareBazaar
TLSH 65545C12F1C46632797F743911BB14F25F32BCA27E6BA66F8D2262232C40F45BF1A855
Reporter abuse_ch
Tags:BitRAT exe

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:Oct 16 01:20:36 2020 GMT
Valid to:Oct 16 01:20:36 2021 GMT
Serial number: FD128037B3FCABF09EF1B62252080C4A
Thumbprint Algorithm:SHA256
Thumbprint: 4D1AB9BB904BC2D335CB8D44FF9A9CC9660F701D3EE669F1C09C151CF376156F
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: slot0.blerti.xyz
Sending IP: 23.238.49.156
From: Donna Hamm <postmaster@blerti.xyz>
Subject: Invoice # 17217
Attachment: invoice.rar (contains "invoice.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/72039/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a process with a hidden window
Sending a UDP request
DNS request
Using the Windows Management Instrumentation requests
Creating a window
Sending a TCP request to an infection source
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/493673
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Connects to a pastebin service (likely for C&C)
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Drops PE files to the startup folder
Executable has a suspicious name (potential lure to open the executable)
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
May use the Tor software to hide its network traffic
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 detect virtualization through RDTSC time measurements
Yara detected AntiVM_3
Yara detected BitRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 299296 Sample: invoice.exe Startdate: 16/10/2020 Architecture: WINDOWS Score: 100 78 3ple.farm 2->78 80 pastebin.com 2->80 82 2 other IPs or domains 2->82 96 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->96 98 Antivirus detection for dropped file 2->98 100 Multi AV Scanner detection for submitted file 2->100 102 12 other signatures 2->102 9 invoice.exe 24 6 2->9         started        14 invoice.exe 2->14         started        16 invoice.exe 2->16         started        18 3 other processes 2->18 signatures3 process4 dnsIp5 90 pastebin.com 104.23.98.190, 443, 49756, 49768 CLOUDFLARENETUS United States 9->90 92 hastebin.com 172.67.143.180, 443, 49746, 49759 CLOUDFLARENETUS United States 9->92 74 C:\Users\user\AppData\Roaming\...\invoice.exe, PE32 9->74 dropped 76 C:\Users\user\...\invoice.exe:Zone.Identifier, ASCII 9->76 dropped 116 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 9->116 118 Creates an undocumented autostart registry key 9->118 120 Creates autostart registry keys with suspicious names 9->120 122 5 other signatures 9->122 20 invoice.exe 9->20         started        24 WerFault.exe 9->24         started        26 powershell.exe 26 9->26         started        34 4 other processes 9->34 94 104.24.126.89, 443, 49758, 49766 CLOUDFLARENETUS United States 14->94 28 timeout.exe 14->28         started        30 timeout.exe 16->30         started        32 timeout.exe 18->32         started        file6 signatures7 process8 dnsIp9 84 3ple.farm 181.214.142.131, 49757, 49774, 80 ASDETUKhttpwwwheficedcomGB Chile 20->84 68 C:\Users\user\...\UFQyoDYx0OyEBi6r.exe, PE32 20->68 dropped 70 C:\Users\user\AppData\Local\...\16[1].exe, PE32 20->70 dropped 36 UFQyoDYx0OyEBi6r.exe 20->36         started        72 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 24->72 dropped 40 conhost.exe 26->40         started        42 conhost.exe 28->42         started        44 conhost.exe 30->44         started        46 conhost.exe 32->46         started        48 conhost.exe 34->48         started        50 conhost.exe 34->50         started        52 conhost.exe 34->52         started        54 conhost.exe 34->54         started        file10 process11 file12 60 C:\Users\user\AppData\Local\...\dllhost.exe, PE32 36->60 dropped 62 C:\Users\user\AppData\Local\...\zlib1.dll, PE32 36->62 dropped 64 C:\Users\user\AppData\...\libwinpthread-1.dll, PE32 36->64 dropped 66 5 other files (none is malicious) 36->66 dropped 104 Antivirus detection for dropped file 36->104 106 Machine Learning detection for dropped file 36->106 108 Tries to detect virtualization through RDTSC time measurements 36->108 110 Hides threads from debuggers 36->110 56 dllhost.exe 36->56         started        signatures13 process14 dnsIp15 86 185.100.84.212, 443, 49764 FLOKINETSC Romania 56->86 88 127.0.0.1 unknown unknown 56->88 112 System process connects to network (likely due to code injection or exploit) 56->112 114 Multi AV Scanner detection for dropped file 56->114 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1/
Threat name:
Win32.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2020-10-16 07:48:50 UTC
File Type:
PE (.Net Exe)
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zflyky2vkzaazny5ebcf3fe4tpcq4w4gqh7xu4lerpzdvzkedtyq._file
Verdict:
unknown
Similar samples:
04c27b0ff1c12b58c1520db0ffc14e7ced2f5adae24e08a3ff66fcc1723676cf
BitRAT
52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd
BitRAT
b028c3971be8dfe3152c5718dd75bd0b81d8fbd39f15725d35d53a47d4449a1c
BitRAT
c115174d5a3406d4fcb05170c50293df6f3e1bd14619db5b2be777e16c0f8c5d
BitRAT
d770f6d11423374f1dc04e3d4a45f17f3248aad3a2a4ea93030f32291936e4e8
BitRAT
Result
Malware family:
n/a
Score:
  10/10
Tags:
upx evasion persistence trojan
Link:
https://tria.ge/reports/201016-z8ayax8a5j/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
Drops startup file
Loads dropped DLL
Windows security modification
Executes dropped EXE
Looks for VMWare Tools registry key
UPX packed file
Looks for VirtualBox Guest Additions in registry
Modifies WinLogon for persistence
Modifies Windows Defender Real-time Protection settings
Windows security bypass
Turns off Windows Defender SpyNet reporting
Unpacked files
SH256 hash:
c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1
MD5 hash:
bbad437e472d66b7702a2c7671260b27
SHA1 hash:
b881e98133e3d901d39f9aa7129fe43e8bb57dda
Link:
https://www.unpac.me/results/c0f8f332-741c-4bf9-90ca-52cffe3a957a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1

File information

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

Malspam

BitRAT

rar 68a8f7eaa80d715f3daddb11e537f8688f3ae80421dc824cad82d41d96dfab3f

BitRAT

Executable exe c95785635556400cb71d20445d949c9bc50e5b8681ff7a71648bf23ae5441cf1

(this sample)

  
Dropped by
MD5 6902b967a527fd7179ab63c6ad9c1b50
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/72039/
  
Dropped by
SHA256 68a8f7eaa80d715f3daddb11e537f8688f3ae80421dc824cad82d41d96dfab3f

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