MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecb9ed9d6b4967e3f0bdf5abfe253e2c3b80919272b8427f02f5c33a6e815755. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
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SHA256 hash: ecb9ed9d6b4967e3f0bdf5abfe253e2c3b80919272b8427f02f5c33a6e815755
SHA3-384 hash: bf5edf5f501cdb3f6d733eb42a76347c2e8e55e382ff02ff3241e157ec8f3d0116ba89f3f6078103400b1c1da1acbcd8
SHA1 hash: 366b1e04781ee4ecde370d1be353cf9917843d98
MD5 hash: 73585baed34ffbcf55edb9f0753be2c8
humanhash: march-ten-freddie-twenty
File name:SecuriteInfo.com.Win32.CrypterX-gen.23789.10615
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'287'168 bytes
First seen:2022-12-02 08:30:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:sAAgSjJQ5B8pnzTq+P9JLhVe2waOIj4AbQqeQFi+dZk:sV/JDZvq+gxarjNQqFd
Threatray 2'301 similar samples on MalwareBazaar
TLSH T17F55DFEA13949C93DA497DBF5E8DA48E327F19F3DEFE91C91D08B85006A22598D00FC5
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.CrypterX-gen.23789.10615
Verdict:
Malicious activity
Analysis date:
2022-12-02 08:35:59 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/5dbddeb8-277f-41e9-850d-9bef7a6d25e8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/341810/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.23789.10615.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Сreating synchronization primitives
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a process with a hidden window
Running batch commands
Unauthorized injection to a recently created process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6389b7d76ab8d544984c6601/reports/022a145a-46c7-4b19-b859-f24d3fba6cf3/overview
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3b1eb86e-d45c-4b0d-9588-88bc9d1294a5
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1126354
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses dynamic DNS services
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 759075 Sample: SecuriteInfo.com.Win32.Cryp... Startdate: 02/12/2022 Architecture: WINDOWS Score: 100 64 Multi AV Scanner detection for domain / URL 2->64 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 11 other signatures 2->70 10 SecuriteInfo.com.Win32.CrypterX-gen.23789.10615.exe 3 2->10         started        14 BIN.exe 2 2->14         started        16 BIN.exe 2 2->16         started        18 BIN.exe 2 2->18         started        process3 file4 54 SecuriteInfo.com.W...23789.10615.exe.log, ASCII 10->54 dropped 78 Injects a PE file into a foreign processes 10->78 20 SecuriteInfo.com.Win32.CrypterX-gen.23789.10615.exe 5 5 10->20         started        23 BIN.exe 14->23         started        25 BIN.exe 14->25         started        27 BIN.exe 14->27         started        29 BIN.exe 16->29         started        31 BIN.exe 18->31         started        signatures5 process6 file7 48 C:\Users\user\AppData\Roaming\BIN\BIN.exe, PE32 20->48 dropped 50 C:\Users\user\...\BIN.exe:Zone.Identifier, ASCII 20->50 dropped 52 C:\Users\user\AppData\Local\...\install.vbs, data 20->52 dropped 33 wscript.exe 1 20->33         started        process8 dnsIp9 58 192.168.2.1 unknown unknown 33->58 36 cmd.exe 1 33->36         started        process10 process11 38 BIN.exe 3 36->38         started        41 conhost.exe 36->41         started        signatures12 72 Multi AV Scanner detection for dropped file 38->72 74 Machine Learning detection for dropped file 38->74 76 Injects a PE file into a foreign processes 38->76 43 BIN.exe 38->43         started        process13 dnsIp14 60 ucremcz1.ddns.net 185.216.71.149, 1823, 49718 CLOUDCOMPUTINGDE Germany 43->60 62 geoplugin.net 178.237.33.50, 49719, 80 ATOM86-ASATOM86NL Netherlands 43->62 56 C:\Users\user\AppData\Roaming\...\logs.dat, data 43->56 dropped 80 Installs a global keyboard hook 43->80 file15 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ecb9ed9d6b4967e3f0bdf5abfe253e2c3b80919272b8427f02f5c33a6e815755/
Threat name:
Win32.Spyware.SnakeLogger
Create hunting rule
Status:
Malicious
First seen:
2022-12-02 07:31:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
17 of 26 (65.38%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5s463hlljft6h4f56wv74jj6fq5ybemsok4ee7yc6xbtu3ubk5kq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
31edb5c9a0590d100f941cfcb0c142abf141fba4a90c6bddb6c7fc59b4475f28
RemcosRAT
3ab2ca682019279e28525a8ff1a72e08badba1c0f3012f926bad1528b2b0944a
RemcosRAT
3c21819ed32b31c231e20b51b1f956e4160a7b8dbfe7468b096ce64b4b138007
RemcosRAT
4b3b8c9037168a82409fbe027ecf77ba5b1b9262960b07dde8e15acfb1e3a5df
RemcosRAT
9d724226a2a3c8676d4a58b64b636d9dcc178c1d40fcf321309afa14505cf285
RemcosRAT
a0a124777df35d015c84f61af9a8e4d0dba82120a30fa031b73b885a13d88214
RemcosRAT
fe800049d4ece336205fd83c50c747fc4f7f18e4cb2f2e80f37d0ec1700166d1
RemcosRAT
+ 2'291 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:uc persistence rat
Link:
https://tria.ge/reports/221202-kesbrsac29/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
ucremcz1.ddns.net:1823
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4e7da65a-52af-435c-9a66-55c90252b071
Unpacked files
SH256 hash:
bb016540432270c8976e9a11a2afccfd421a210c26451bb1a61e3bd6db1e4241
MD5 hash:
30dd9671cb8a9ee7217b3021f115bfb7
SHA1 hash:
c0fa007ef2afe9921f9df0cced7056e2e6258dc1
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/e78fd581-93f3-4fb9-a051-95507c31b9ab/
Parent samples :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 hash:
6e782c122a9641346c99f61d5f0e749a9c7e41f0962b583215857717d3f6b2ec
MD5 hash:
fd2e961f49ef85ff809092d6a6bf2038
SHA1 hash:
9ec1ec1b917a477d30e6c01a9bdd2bcbd8697cdd
Link:
https://www.unpac.me/results/e78fd581-93f3-4fb9-a051-95507c31b9ab/
SH256 hash:
a327516357b9fa1a75753b3fbd0030e13f374be7cefcdf983d0b731f278b0c59
MD5 hash:
404efdeb9931733904da07f96fabeb72
SHA1 hash:
7ce363cd612f1d9a90b33ec196c4d0a49cdaee02
Link:
https://www.unpac.me/results/e78fd581-93f3-4fb9-a051-95507c31b9ab/
SH256 hash:
ecb9ed9d6b4967e3f0bdf5abfe253e2c3b80919272b8427f02f5c33a6e815755
MD5 hash:
73585baed34ffbcf55edb9f0753be2c8
SHA1 hash:
366b1e04781ee4ecde370d1be353cf9917843d98
Link:
https://www.unpac.me/results/e78fd581-93f3-4fb9-a051-95507c31b9ab/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ecb9ed9d6b49/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/ecb9ed9d6b4967e3f0bdf5abfe253e2c3b80919272b8427f02f5c33a6e815755

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/341810/

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