MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4
SHA3-384 hash: 9087c97a197d541152a1d7e1a4ca7e2c885309e53fe4cf753be24609097f0fcc154cc61f22e8d97817e6641b3d764b0c
SHA1 hash: 6c358a3e671b847da228996928c851c810f09a3e
MD5 hash: 4b18b6e7ff7782763ca523f1c25fd887
humanhash: venus-high-texas-golf
File name:Pavrprweznwsxlwvibzdvukbmwvfrgdoyt.exe
Download: download sample
Signature BitRAT
Create hunting rule
File size:943'104 bytes
First seen:2021-08-14 05:17:35 UTC
Last seen:2021-08-14 05:44:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 264119802652cdddc9dfa92f43e47592 (2 x RemcosRAT, 1 x BitRAT)
ssdeep 12288:vR5anu6FdTnaTS/hCurCWE86pS7YfwLTAWNFzJCfUGQZxEb8+KLt1y:vRsnrTnaOwu+3g06TLNFzvGVb8+2y
Threatray 432 similar samples on MalwareBazaar
TLSH T1ED159E77E6835832C372C57D5C96771DAE18BA0C1F691D95BAE8F4C84EBEA0034192CB
dhash icon 5eded94cde3c0104 (2 x RemcosRAT, 1 x BitRAT)
Reporter GovCERT_CH
Tags:BitRAT exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
157
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Pavrprweznwsxlwvibzdvukbmwvfrgdoyt.exe
Verdict:
Malicious activity
Analysis date:
2021-08-14 05:20:15 UTC
Tags:
trojan bitrat rat
Link:
https://app.any.run/tasks/84904ab5-c99b-4dee-923d-5ab36dc5f52d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/179135/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader41.11469.27480.30588.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
DNS request
Connection attempt
Creating a file
Launching a process
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Setting a global event handler
Deleting a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Setting a global event handler for the keyboard
Result
Verdict:
UNKNOWN
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:
Infy
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5265b33e-c7ea-49de-b0d4-855c05699189
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/832762
Signature
Creates a thread in another existing process (thread injection)
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Writes to foreign memory regions
Yara detected BitRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 465193 Sample: Pavrprweznwsxlwvibzdvukbmwv... Startdate: 14/08/2021 Architecture: WINDOWS Score: 96 46 resereved.nerdpol.ovh 2->46 56 Multi AV Scanner detection for domain / URL 2->56 58 Multi AV Scanner detection for submitted file 2->58 60 Yara detected BitRAT 2->60 62 Machine Learning detection for sample 2->62 9 Pavrprweznwsxlwvibzdvukbmwvfrgdoyt.exe 1 24 2->9         started        14 Pavrprw.exe 13 2->14         started        16 Pavrprw.exe 14 2->16         started        signatures3 process4 dnsIp5 54 cdn.discordapp.com 162.159.130.233, 443, 49715, 49716 CLOUDFLARENETUS United States 9->54 44 C:\Users\Public\Libraries\...\Pavrprw.exe, PE32 9->44 dropped 68 Writes to foreign memory regions 9->68 70 Creates a thread in another existing process (thread injection) 9->70 72 Injects a PE file into a foreign processes 9->72 18 cmd.exe 1 9->18         started        20 mshta.exe 1 9->20         started        24 cmd.exe 1 9->24         started        74 Multi AV Scanner detection for dropped file 14->74 76 Machine Learning detection for dropped file 14->76 26 logagent.exe 14->26         started        file6 signatures7 process8 dnsIp9 28 conhost.exe 18->28         started        30 cmd.exe 1 18->30         started        48 resereved.nerdpol.ovh 52.252.234.34, 2222, 49734, 49736 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 20->48 50 192.168.2.1 unknown unknown 20->50 64 Hides threads from debuggers 20->64 32 reg.exe 1 24->32         started        34 conhost.exe 24->34         started        signatures10 process11 process12 36 DpiScaling.exe 28->36         started        40 conhost.exe 30->40         started        42 conhost.exe 32->42         started        dnsIp13 52 resereved.nerdpol.ovh 36->52 66 Hides threads from debuggers 36->66 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2021-08-14 01:54:23 UTC
AV detection:
11 of 27 (40.74%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=77qx64ohddcobkvbbiivjzid77opkobca54vvstjacnk6p7kfd2a._file
Verdict:
malicious
Similar samples:
38ba862149962bc5a10825a2b818391624cda439fcb3f6212b75d84eeeb4f70c
BitRAT
4a84faebc419ed0cddbc9e37b337a3090a01051d3ed7d1650c2845369b9a1d63
BitRAT
6b1c4ecf03e71ee2c00deb9b82e805b16adaf5e01691f7d3fd1a972087c7481a
BitRAT
75b6c107ad6001f2588229fbfdb96dc998fe9f3e44f8df69c98096aceea9aa73
BitRAT
8d076437949873b971f9534e630ebe26a8437f50786c430eaeb46c71d53a88e5
BitRAT
c0dbfce6d1904f32b39ef57d1f59595099171f5e038ad1003a9fc5f9c3ec92d2
BitRAT
d40371030031fc84f0cd14b20865ab1a243b4fb45c1afb4075067a97591bccee
BitRAT
fad40e1841789cfbef3c9f09b4e557b928597506cd8b93d8eae51cef2ba3cf3f
BitRAT
+ 422 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:bitrat family:modiloader persistence suricata trojan upx
Link:
https://tria.ge/reports/210814-ewxfgr96p2/
Behaviour
Modifies registry key
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
UPX packed file
BitRAT
BitRAT Payload
ModiLoader, DBatLoader
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
Unpacked files
SH256 hash:
795b2b5d6668147d7924ac96f90741ddc2a2b5003f455fb842b613a286fbf8fc
MD5 hash:
53011b69a7231aea23d66805a681144b
SHA1 hash:
e3d0d157e763c865e79ccc5bedc2fd5fd90413f7
Link:
https://www.unpac.me/results/cd87257b-740e-40c3-878a-eec637bdd6f3/
SH256 hash:
ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4
MD5 hash:
4b18b6e7ff7782763ca523f1c25fd887
SHA1 hash:
6c358a3e671b847da228996928c851c810f09a3e
Link:
https://www.unpac.me/results/cd87257b-740e-40c3-878a-eec637bdd6f3/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ffe17f71c718/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/ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:MALWARE_Win_BitRAT
Create hunting rule
Author:ditekSHen
Description:Detects BitRAT RAT

File information

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

Malspam

BitRAT

Executable exe ffe17f71c718c4e0aaa10a1154e503ffdcf5382207795aca69009aaf3fea28f4

(this sample)

  
Dropped by
BitRAT
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/179135/

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