MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2b62a37a18c2eeaffe26fb8f15af6964efa41f0bcdda7550a03c58a02653b3e. 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: b2b62a37a18c2eeaffe26fb8f15af6964efa41f0bcdda7550a03c58a02653b3e
SHA3-384 hash: ef2ff959b384344449da552822e787104cb98d710301ed5192508f8878b8de82cb62b10ceac58f1dce91cada306f6050
SHA1 hash: 8002f47f8795cdf570390d9c5004d369f6331f02
MD5 hash: adfddb47f777174fd92f98df308ee188
humanhash: virginia-alabama-music-ceiling
File name:FED Gov Approved Certificates.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'304'624 bytes
First seen:2022-03-04 19:24:25 UTC
Last seen:2022-03-04 20:56:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:g1bveSXsiHLcBYWT9mKQxkltN5Vorq8x4mlFSi:gr8iHLcBLT9PQWtvVoWVaV
Threatray 6'510 similar samples on MalwareBazaar
TLSH T1F055DF2736F15088C01845B095BCAED46FBA5B4B3650D7AE244BCE78DFC6A4FA3C1276
File icon (PE):PE icon
dhash icon 3271d4b6b6d47132 (11 x RedLineStealer, 2 x Adware.Generic, 2 x LummaStealer)
Reporter abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
280
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/247440/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.AEKS.23946.9777.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Creating a file in the %temp% directory
Launching a process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3eb367c8-8e84-465c-a34c-bc28f5d3f20f
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/950967
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 583446 Sample: FED Gov Approved Certificates.exe Startdate: 04/03/2022 Architecture: WINDOWS Score: 100 34 store-images.s-microsoft.com 2->34 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 4 other signatures 2->42 8 FED Gov Approved Certificates.exe 4 2->8         started        signatures3 process4 file5 28 C:\...\FED Gov Approved Certificates.exe.log, ASCII 8->28 dropped 30 C:\Users\user\AppData\...\AddInProcess32.exe, PE32 8->30 dropped 44 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->44 12 cmd.exe 1 8->12         started        15 cmd.exe 1 8->15         started        signatures6 process7 signatures8 46 Uses ping.exe to sleep 12->46 48 Uses ping.exe to check the status of other devices and networks 12->48 17 PING.EXE 1 12->17         started        20 conhost.exe 12->20         started        22 reg.exe 1 1 12->22         started        24 conhost.exe 15->24         started        26 PING.EXE 1 15->26         started        process9 dnsIp10 32 127.0.0.1 unknown unknown 17->32
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b2b62a37a18c2eeaffe26fb8f15af6964efa41f0bcdda7550a03c58a02653b3e/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-03-04 19:25:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
204
AV detection:
21 of 27 (77.78%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wk3cun5brqxov77cn64pcwxwszhpuqpqxto2ovikapcyuatfhm7a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
09b75cdc3edcad3cc8b1729683a1132506e851c9d7a1d864fc842284822d1ba5
RemcosRAT
361ea662d75ba904bd3f0fbba782ef03eeab294f6dd736b79090fcfc2dd25166
RemcosRAT
a14fcc6851b168544feec2b3889ccff2bf11306f4d420731b471b249a16af089
RemcosRAT
bd250e1cb4f8d322a5464549dc067ac7bcbecfc2d4fca46c40af8d23173011d3
RemcosRAT
c530ab34e439bbcaf995290504072a5f77ec085e2ef485e4ef324b7a957f5738
RemcosRAT
cc93c7587dba9e4af2265a77a349230cb8ab0a0d8c524f4cfad4886fad7a34ab
RemcosRAT
d1000588f8a0fb8debc8ca3133fcbc32806b9dc5d7844157f171790cf5d86946
RemcosRAT
ec8915aa703260e0b1f1aa7d221c89cf5da6a330b0944d8f32e4159020617edb
RemcosRAT
+ 6'500 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Link:
https://tria.ge/reports/220304-x4y7tsfff3/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
8426fd32ca58e7c77d51f9ee9f13dd84e7ef07ee1fe028b55fde07de922e905b
MD5 hash:
d5d45b4ae11b5ec2bb29cd7530b8e248
SHA1 hash:
7b40a7d7aa20c8517fc96796e81cf85a2d3a9158
Link:
https://www.unpac.me/results/fc8006a0-d2fb-480f-a20e-cc70ae20c44f/
SH256 hash:
fc4b5f53362334630b1f94201178275ecfb79ef4f4610c2211d146d791b29c27
MD5 hash:
4ec66a90617192d4ec943da97c64c622
SHA1 hash:
6c8de23a2b4b5cfdd04f5b8a02d6e9c74ae1f39a
Link:
https://www.unpac.me/results/fc8006a0-d2fb-480f-a20e-cc70ae20c44f/
SH256 hash:
a4ad262051ed2de2d106d703645a4a5a67d039881e6367e842f32f4a19d74f86
MD5 hash:
05fcbc9d79fd6f5e3147e636f9b413c2
SHA1 hash:
58cfe2bf03ec5d28a3dae3344ae3ea8c17a64593
Link:
https://www.unpac.me/results/fc8006a0-d2fb-480f-a20e-cc70ae20c44f/
SH256 hash:
b2b62a37a18c2eeaffe26fb8f15af6964efa41f0bcdda7550a03c58a02653b3e
MD5 hash:
adfddb47f777174fd92f98df308ee188
SHA1 hash:
8002f47f8795cdf570390d9c5004d369f6331f02
Link:
https://www.unpac.me/results/fc8006a0-d2fb-480f-a20e-cc70ae20c44f/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b2b62a37a18c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.29
Link:
https://yomi.yoroi.company/submissions/b2b62a37a18c2eeaffe26fb8f15af6964efa41f0bcdda7550a03c58a02653b3e

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/247440/

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