MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b. 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


RemcosRAT


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
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SHA256 hash: f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b
SHA3-384 hash: 3f9204bc8cdfd998baf5ab4a3e9b57adf32080db1978a1de076e97684ac95eb86b2834cb0e4e44415224346e288bca93
SHA1 hash: 20219967ea8183f38619a3a2c4254220dadcf25c
MD5 hash: 7f301f1443cb5156050f28c97e5e465c
humanhash: paris-earth-four-saturn
File name:7f301f1443cb5156050f28c97e5e465c.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'013'760 bytes
First seen:2023-06-21 06:40:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1cbcb4b65955c8d081a194028529bada (2 x Formbook, 2 x DBatLoader, 2 x RemcosRAT)
ssdeep 12288:a3zVPhzWUzASXFle5g4Rhxo77LovTJ7bCy8bkXk8oH40q2jUushoLGyfZo2:aDrW6G2PnQd7Oy8eO9nYWo
Threatray 2'104 similar samples on MalwareBazaar
TLSH T15A25BF23A1B14837D136D93D9F0797E81F6D7D30292C780A67E67D8C9E3A1867826387
TrID 84.9% (.EXE) Win32 Executable Borland Delphi 6 (262638/61)
4.5% (.EXE) Win32 Executable Delphi generic (14182/79/4)
4.2% (.SCR) Windows screen saver (13097/50/3)
2.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.4% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 808fb3f4d6d6d3af (3 x RemcosRAT, 2 x Formbook, 2 x DBatLoader)
Reporter abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
284
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NewPurchaseOrderRequestPO7367346document_file.7z.exe
Verdict:
No threats detected
Analysis date:
2023-06-20 14:13:07 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4f0ff6da-2ce1-44fd-8fdb-3a4f27611403

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/401244/
Detection(s):
SecuriteInfo.com.Variant.Barys.432110.7819.427.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
DNS request
Sending an HTTP GET request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching a process
Creating a process from a recently created file
Searching for the window
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger lolbin packed
Link:
https://www.filescan.io/uploads/64929b7e63e40cba68019961/reports/197c987d-1fe3-4c97-94da-79514177d019/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b
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:
Dbatloader
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/96da06fc-af94-4b1d-a75e-4203207899c4
Result
Threat name:
DBatLoader, PrivateLoader, Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1258812
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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
Suspicious powershell command line found
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected PrivateLoader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 891835 Sample: B6gp5E4iGv.exe Startdate: 21/06/2023 Architecture: WINDOWS Score: 100 70 Found malware configuration 2->70 72 Malicious sample detected (through community Yara rule) 2->72 74 Antivirus detection for dropped file 2->74 76 8 other signatures 2->76 10 B6gp5E4iGv.exe 1 7 2->10         started        15 Glntvaxk.bat 2->15         started        17 Glntvaxk.bat 2->17         started        process3 dnsIp4 64 ecmtibbiclhazlar.com 185.12.14.112, 49720, 49721, 49728 SERVERIUS-ASNL Netherlands 10->64 58 C:\Users\Public\Libraries\netutils.dll, PE32+ 10->58 dropped 60 C:\Users\Public\Libraries\easinvoker.exe, PE32+ 10->60 dropped 62 C:\Users\Public\Librariesbehaviorgraphlntvaxk.bat, PE32 10->62 dropped 84 Writes to foreign memory regions 10->84 86 Allocates memory in foreign processes 10->86 88 Creates a thread in another existing process (thread injection) 10->88 19 cmd.exe 3 10->19         started        22 colorcpl.exe 10->22         started        90 Multi AV Scanner detection for dropped file 15->90 92 Machine Learning detection for dropped file 15->92 94 Injects a PE file into a foreign processes 15->94 24 SndVol.exe 15->24         started        26 SndVol.exe 17->26         started        file5 signatures6 process7 signatures8 78 Uses ping.exe to sleep 19->78 80 Drops executables to the windows directory (C:\Windows) and starts them 19->80 82 Uses ping.exe to check the status of other devices and networks 19->82 28 easinvoker.exe 19->28         started        30 PING.EXE 1 19->30         started        33 xcopy.exe 2 19->33         started        42 6 other processes 19->42 36 WerFault.exe 22->36         started        38 WerFault.exe 24->38         started        40 WerFault.exe 26->40         started        process9 dnsIp10 44 cmd.exe 1 28->44         started        66 127.0.0.1 unknown unknown 30->66 54 C:\Windows \System32\easinvoker.exe, PE32+ 33->54 dropped 68 192.168.2.1 unknown unknown 36->68 56 C:\Windows \System32\netutils.dll, PE32+ 42->56 dropped file11 process12 signatures13 96 Suspicious powershell command line found 44->96 98 Adds a directory exclusion to Windows Defender 44->98 47 powershell.exe 19 44->47         started        50 conhost.exe 44->50         started        process14 signatures15 100 DLL side loading technique detected 47->100 52 conhost.exe 47->52         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b/
Threat name:
Win32.Trojan.Remcos
Create hunting rule
Status:
Malicious
First seen:
2023-06-20 15:28:18 UTC
File Type:
PE (Exe)
Extracted files:
45
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7cnkzmwbzhla4b4luwphuhvlj7yfzc7zj7vcmeltloknvs32rsnq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
15fde337ddfb3d5665b441b1c2b6391a1584dcf04b28b5316300b52ae63673e8
RemcosRAT
73e786d5242a65d25c8ec6f8b76bc4745b200df7cc5a393529219220df8eb126
RemcosRAT
7e82cf496170e81178aa01bb117531aaf096b2ee9797e5d82e6e141ad550c0ef
RemcosRAT
8158105e4cb87778d3714e6ab22a16251ffa4475124a8269fa6e722e016e3e1a
RemcosRAT
a4a9151dee1026abcaec06ec7596983a05cc7df43c37d5646e17ae02e2902445
RemcosRAT
c1bcaa3723fd87f8a0a537c14ecf7e5852a69d33995333b40a7a475eb2e1696c
RemcosRAT
cc467d30cee2dfa02e936f81d0b06feb97ac3638b95acc20c02cbec8d912d08e
RemcosRAT
da38425cef4712b8fd31378e6576d94f01707bc7e52b6f70d782f7dc9c07e876
RemcosRAT
ea2f8aca010aba1f0ebb0b5af2de53b2a4106d5feb147f34e0a8e615eccd77c1
RemcosRAT
+ 2'094 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:update13 persistence rat trojan
Link:
https://tria.ge/reports/230621-hfrerahb8y/
Behaviour
Enumerates system info in registry
Runs ping.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
microsoftwindowsvanced.duckdns.org:49182
Unpacked files
SH256 hash:
5bf08c4dbc9a6288a43b1d4055f240b3af6c109122d5aab85763279afcd772d5
MD5 hash:
92207e99b7f9e9b393209a41c80a2b7c
SHA1 hash:
3a4efaa7655df9d0b577a4a7c55e2999f71c1252
Detections:
win_dbatloader_g1
Create hunting rule
Link:
https://www.unpac.me/results/2b78447e-9fa2-48c4-826d-8c8d8b9d031a/
SH256 hash:
f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b
MD5 hash:
7f301f1443cb5156050f28c97e5e465c
SHA1 hash:
20219967ea8183f38619a3a2c4254220dadcf25c
Detections:
DbatLoaderStage1
Create hunting rule
Link:
https://www.unpac.me/results/2b78447e-9fa2-48c4-826d-8c8d8b9d031a/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f89aacb2c1c9/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.39
Link:
https://yomi.yoroi.company/submissions/f89aacb2c1c9d60e078ba59e7a1eab4ff05c8bf94fea2611735b94dacb7a8c9b

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:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/401244/

Comments