MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd. 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: 52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd
SHA3-384 hash: 146cd1bf2826ad3d74306cd9a46471f7d8c769267d3212c92c9f1f8911ecfb333f492ac452db998379088bd71efd9f7c
SHA1 hash: 40b85f4185e05bcf1dc6f29403b889f832633787
MD5 hash: 252703f06ed0145ae5e27cc3c0cb9845
humanhash: alanine-mars-papa-virginia
File name:Receipt#790009465.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:645'632 bytes
First seen:2020-10-10 07:13:27 UTC
Last seen:2020-10-10 08:04:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:AedFmNbBMIpJzCaJrdwlZ6WflINCNeILYvm0plOknq17q:AiKBCIhwlzlyC1YvjlTq5
Threatray 938 similar samples on MalwareBazaar
TLSH 5FD4F189715071EFC42AC432CAB41C74AB313F76AB1BB20B901735A9A97E5C7CF614A6
Reporter abuse_ch
Tags:BitRAT exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: slot0.nxtinvoice.site
Sending IP: 104.168.159.5
From: Joan Robert <postmaster@invoicez.xyz>
Subject: Credit Card Payment Receipt
Attachment: Receipt790009465.rar (contains "Receipt#790009465.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69725/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
Creating a file
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/487466
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to inject code into remote processes
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
May use the Tor software to hide its network traffic
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
PE file has nameless sections
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: System File Execution Location Anomaly
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM_3
Yara detected BitRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 296175 Sample: Receipt#790009465.exe Startdate: 10/10/2020 Architecture: WINDOWS Score: 100 57 Multi AV Scanner detection for dropped file 2->57 59 Sigma detected: Scheduled temp file as task from temp location 2->59 61 Multi AV Scanner detection for submitted file 2->61 63 11 other signatures 2->63 8 Receipt#790009465.exe 6 2->8         started        process3 file4 37 C:\Users\user\AppData\Roaming\oYSsjZqJW.exe, PE32 8->37 dropped 39 C:\Users\user\AppData\Local\...\tmpB097.tmp, XML 8->39 dropped 41 C:\Users\user\...\Receipt#790009465.exe.log, ASCII 8->41 dropped 73 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->73 75 Contains functionality to inject code into remote processes 8->75 77 Injects a PE file into a foreign processes 8->77 79 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 8->79 12 Receipt#790009465.exe 15 8->12         started        16 schtasks.exe 1 8->16         started        signatures5 process6 dnsIp7 55 blindlemmingchiffon.net 181.214.142.131, 49732, 80 ASDETUKhttpwwwheficedcomGB Chile 12->55 43 C:\Users\user\...\J1QhHAjMdckTFmVc.exe, PE32 12->43 dropped 45 C:\Users\user\AppData\Local\...\uppx[1].exe, PE32 12->45 dropped 18 J1QhHAjMdckTFmVc.exe 1 13 12->18         started        23 conhost.exe 16->23         started        file8 process9 dnsIp10 47 192.168.2.1 unknown unknown 18->47 29 C:\Users\user\AppData\Local\...\dllhost.exe, PE32 18->29 dropped 31 C:\Users\user\AppData\Local\...\zlib1.dll, PE32 18->31 dropped 33 C:\Users\user\AppData\...\libwinpthread-1.dll, PE32 18->33 dropped 35 5 other files (none is malicious) 18->35 dropped 65 Multi AV Scanner detection for dropped file 18->65 67 Machine Learning detection for dropped file 18->67 69 Tries to detect virtualization through RDTSC time measurements 18->69 71 Hides threads from debuggers 18->71 25 dllhost.exe 9 18->25         started        file11 signatures12 process13 dnsIp14 49 51.158.170.28, 443, 49741 OnlineSASFR France 25->49 51 185.225.17.3, 443, 49738 MIVOCLOUDMD Romania 25->51 53 4 other IPs or domains 25->53 81 System process connects to network (likely due to code injection or exploit) 25->81 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd/
Threat name:
ByteCode-MSIL.Backdoor.Androm
Create hunting rule
Status:
Malicious
First seen:
2020-10-09 16:33:57 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kl26pknei5yxsuzfqitrh74mg72o7jtuxo5tovjdyomcvn42kloq._file
Verdict:
unknown
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BitRAT
+ 928 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
upx evasion
Link:
https://tria.ge/reports/201010-cy3pf81zme/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
JavaScript code in executable
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
Loads dropped DLL
Executes dropped EXE
Looks for VMWare Tools registry key
UPX packed file
Looks for VirtualBox Guest Additions in registry
Unpacked files
SH256 hash:
52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd
MD5 hash:
252703f06ed0145ae5e27cc3c0cb9845
SHA1 hash:
40b85f4185e05bcf1dc6f29403b889f832633787
Link:
https://www.unpac.me/results/ee78ca18-2243-45ce-85c9-4368ff34bc16/
SH256 hash:
5413792c55e10128c524a9e61cc78b51ae7404a9846ff6c70d13726d03c55549
MD5 hash:
805e0be9c4f4f0ac477c0ba769b0f6a9
SHA1 hash:
2a986b70d1c465e3d15f798e680452a8a5d176d5
Link:
https://www.unpac.me/results/ee78ca18-2243-45ce-85c9-4368ff34bc16/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/ee78ca18-2243-45ce-85c9-4368ff34bc16/
SH256 hash:
6fb52430806d8977e3d4fc93b607d5de1c9821833540fd78f95036f5925eb287
MD5 hash:
109c94c8622035378dd6545394c683f5
SHA1 hash:
d6a594cfadc95dd1c9cac59cef43924dabcd186c
Link:
https://www.unpac.me/results/ee78ca18-2243-45ce-85c9-4368ff34bc16/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.75
Link:
https://yomi.yoroi.company/submissions/52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd

File information

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

Malspam

BitRAT

rar 54a7356867bf9fa064f348ba3211493c9164f024da3e10b3738203b7e288c6a1

BitRAT

Executable exe 52f5e7a9a44771795325822713ff8c37f4efa674bbbb375523c3982ab79a52dd

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/host/blindlemmingchiffon.net/
  
Dropped by
MD5 f2bb77378edafc48c7890ea53678e0bb
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69725/
  
Dropped by
SHA256 54a7356867bf9fa064f348ba3211493c9164f024da3e10b3738203b7e288c6a1

Comments