MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6abf72d95dac9ba6e6e4b53d9cbcd013846660a18ac5b9eeacb6cd87c783a2c. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6abf72d95dac9ba6e6e4b53d9cbcd013846660a18ac5b9eeacb6cd87c783a2c
SHA3-384 hash: cab8522a9e9db15628e7e0d9f65f5c1afd85e7d7dd2b2208a05b68f36f43b869e93c4e0fa72d121aba18ce1aac89ae52
SHA1 hash: 7384c22b2d57c897fd5b13bc21bcc6744191ace4
MD5 hash: 76253bcc84969b41987889ac48f67f54
humanhash: venus-single-india-may
File name:PERMINTAAN UNTUK SEBUT HARGA Solid Corporation Sdn Bhd 01.08.2022.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:26'112 bytes
First seen:2022-08-01 15:11:22 UTC
Last seen:2022-08-01 15:57:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 192:lNYn3C4zOfBT0BTuaf1sy0S2YJgIedh6XyHP4UVDTPu:lNYn3C4zOfBTMuc1j0SojuX0AU9P
Threatray 1'703 similar samples on MalwareBazaar
TLSH T12CC274DCF99952B5D4E21A363936EE1333E2EE39379944743394710A06BF0890716E6F
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 34b4c4b468e0d0d4 (1 x AgentTesla, 1 x RemcosRAT)
Reporter malwarelabnet
Tags:exe remcos RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
344
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/295633/
Detection(s):
SecuriteInfo.com.Trojan.DownLoaderNET.445.20855.29219.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
Creating a window
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Query of malicious DNS domain
Sending a TCP request to an infection source
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e7ed875c07b66577e77cdf/reports/62e6953a-4b85-46e4-a0ac-cc76be4bbc91/overview
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/fd71211a-c642-4c8b-bb06-4f6e9847d87a
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1044270
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
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)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 676762 Sample: PERMINTAAN UNTUK SEBUT HARG... Startdate: 01/08/2022 Architecture: WINDOWS Score: 100 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus / Scanner detection for submitted sample 2->68 70 Multi AV Scanner detection for submitted file 2->70 72 8 other signatures 2->72 8 PERMINTAAN UNTUK SEBUT HARGA Solid Corporation Sdn Bhd 01.08.2022.exe 16 7 2->8         started        13 Jvusy.exe 14 4 2->13         started        15 Jvusy.exe 2->15         started        process3 dnsIp4 60 transfer.sh 144.76.136.153, 443, 49742, 49776 HETZNER-ASDE Germany 8->60 48 C:\Users\user\AppData\Roaming\...\Jvusy.exe, PE32 8->48 dropped 50 C:\Users\user\...\Jvusy.exe:Zone.Identifier, ASCII 8->50 dropped 52 PERMINTAAN UNTUK S... 01.08.2022.exe.log, ASCII 8->52 dropped 76 Encrypted powershell cmdline option found 8->76 78 Writes to foreign memory regions 8->78 80 Allocates memory in foreign processes 8->80 82 Injects a PE file into a foreign processes 8->82 17 aspnet_compiler.exe 2 16 8->17         started        22 powershell.exe 18 8->22         started        84 Antivirus detection for dropped file 13->84 86 Multi AV Scanner detection for dropped file 13->86 88 Machine Learning detection for dropped file 13->88 24 powershell.exe 13->24         started        26 powershell.exe 15->26         started        file5 signatures6 process7 dnsIp8 54 obologs.work.gd 194.5.98.244, 4044, 49772, 49773 DANILENKODE Netherlands 17->54 56 geoplugin.net 178.237.33.50, 49775, 80 ATOM86-ASATOM86NL Netherlands 17->56 58 transfer.sh 17->58 44 C:\Users\user\AppData\Local\Temp\dwn.exe, PE32 17->44 dropped 46 C:\Users\user\AppData\...\Wdneqbsvp[1].exe, PE32 17->46 dropped 74 Maps a DLL or memory area into another process 17->74 28 dwn.exe 17->28         started        32 aspnet_compiler.exe 17->32         started        34 aspnet_compiler.exe 17->34         started        40 17 other processes 17->40 36 conhost.exe 22->36         started        38 conhost.exe 24->38         started        file9 signatures10 process11 dnsIp12 62 transfer.sh 28->62 90 Machine Learning detection for dropped file 28->90 92 Encrypted powershell cmdline option found 28->92 42 powershell.exe 28->42         started        94 Tries to steal Instant Messenger accounts or passwords 32->94 96 Tries to steal Mail credentials (via file / registry access) 32->96 64 192.168.2.1 unknown unknown 40->64 98 Tries to harvest and steal browser information (history, passwords, etc) 40->98 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6abf72d95dac9ba6e6e4b53d9cbcd013846660a18ac5b9eeacb6cd87c783a2c/
Threat name:
Win32.Downloader.PsDownload
Create hunting rule
Status:
Malicious
First seen:
2022-08-01 01:38:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
20 of 26 (76.92%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u2v7olmv3le3u3tojnj5ts6nae4emzqkdcwfxhxkznwnq7dyhiwa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
remcos
Create hunting rule
Similar samples:
03661d07de24c7fdc11e12bc022f0f1b5a54ef2d6e578e2d34403b35d51fb44d
RemcosRAT
121dd806963977a4c80e98a91e1bccf577d74da295787f7d61ef22cc1026822e
RemcosRAT
22eb93bbc1e2fbfc6435a3e3514684d17c3577e4edae4bb76470212e72b70e89
RemcosRAT
43f10078024b30fba173f3c40de4f2c2e98d0e879ad682f87bdc9e44ff03c655
RemcosRAT
6d16f6ecb3a446d0c6bfa0fc7a47dabac2e63cebfa426f4502a5bcecf378c645
RemcosRAT
9433ec5758b48a6193b6b80ac03df0acf553d2ebeba04d84b6dbec9558a6e035
RemcosRAT
9a6542e7da5c82465fd053f020d82161a8995c3353b58ac9b3e085d70d9ecf8d
RemcosRAT
ebcb09c56c09245ba10f231b7d4bfacdb5615ee6e3820f479f0a0d6488759668
RemcosRAT
f4085209b3190363b6f4cb1ac45ae0f2bfd2e062a065feedb2a82f055a0f1c27
RemcosRAT
f9d08335a32ecefc895aacd51ffbf87e242e681b96b4515b4e3a6627b538f229
RemcosRAT
+ 1'693 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection persistence rat
Link:
https://tria.ge/reports/220801-sk6qcabfbr/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
obologs.work.gd:4044
Unpacked files
SH256 hash:
a6abf72d95dac9ba6e6e4b53d9cbcd013846660a18ac5b9eeacb6cd87c783a2c
MD5 hash:
76253bcc84969b41987889ac48f67f54
SHA1 hash:
7384c22b2d57c897fd5b13bc21bcc6744191ace4
Link:
https://www.unpac.me/results/1328273e-aa09-4ede-a74c-ecaa34aa5f22/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/a6abf72d95dac9ba6e6e4b53d9cbcd013846660a18ac5b9eeacb6cd87c783a2c

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/295633/

Comments