MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef. 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: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef
SHA3-384 hash: 9b3b5f93dc1e087843d7be196f65266c945db3bf911a865c6f649275def729221af40bb3189ebd73f512224422f26b72
SHA1 hash: 99cde8486c006b735d1d5111d493303291a847fb
MD5 hash: 0058da743288cb67e15afbfcb0ab6e1a
humanhash: maine-sodium-asparagus-beryllium
File name:INVO98765678000.BAT
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:672'390 bytes
First seen:2023-12-22 07:27:48 UTC
Last seen:2023-12-22 09:16:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b1a57b635b23ffd553b3fd1e0960b2bd (39 x Formbook, 29 x Loki, 27 x AgentTesla)
ssdeep 12288:RaoPTJIU4nr5Kfe8tNCqrKgj65I9ra/Q/fGHAW3A79hRff/aY:RDPFv4nVB8tNCqmgj6Ua/Q/fL97f6Y
TLSH T1A8E4236277E2D4B3F5838773F6FA279DA5E849921220BD837F222F3035222115D6578B
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter cocaman
Tags:bat exe QUOTATION RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
367
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/468963/
Detection(s):
SecuriteInfo.com.FileRepMalware.4320.26275.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control installer lolbin masquerade overlay packed remcos shell32
Link:
https://www.filescan.io/uploads/65853a876b1c246046011ae8/reports/46a8aca0-7bc1-4ddd-acbc-8587699a4f68/overview
Verdict:
Malicious
Labled as:
Jaik.Generic
Link:
https://www.hybrid-analysis.com/sample/412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/72b33c97-cc48-4469-83a1-692cf5af5884
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1366049
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to modify clipboard data
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Installs a global keyboard hook
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: Remcos
Writes to foreign memory regions
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1366049 Sample: INVO98765678000.BAT.exe Startdate: 22/12/2023 Architecture: WINDOWS Score: 100 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 14 other signatures 2->60 9 INVO98765678000.BAT.exe 18 2->9         started        12 jjfo.exe 1 2->12         started        15 jjfo.exe 1 2->15         started        process3 file4 50 C:\Users\user\AppData\Local\...\deaegyz.exe, PE32 9->50 dropped 17 deaegyz.exe 1 3 9->17         started        74 Antivirus detection for dropped file 12->74 76 Multi AV Scanner detection for dropped file 12->76 78 Contains functionality to bypass UAC (CMSTPLUA) 12->78 82 9 other signatures 12->82 21 conhost.exe 12->21         started        23 jjfo.exe 12->23         started        80 Maps a DLL or memory area into another process 15->80 25 conhost.exe 15->25         started        27 jjfo.exe 15->27         started        signatures5 process6 file7 46 C:\Users\user\AppData\Roaming\...\jjfo.exe, PE32 17->46 dropped 62 Antivirus detection for dropped file 17->62 64 Multi AV Scanner detection for dropped file 17->64 66 Contains functionality to bypass UAC (CMSTPLUA) 17->66 68 12 other signatures 17->68 29 deaegyz.exe 2 17->29         started        32 conhost.exe 17->32         started        signatures8 process9 signatures10 84 Writes to foreign memory regions 29->84 86 Maps a DLL or memory area into another process 29->86 88 Sample uses process hollowing technique 29->88 34 iexplore.exe 1 29->34         started        37 iexplore.exe 29->37         started        process11 signatures12 70 Maps a DLL or memory area into another process 34->70 39 iexplore.exe 2 3 34->39         started        44 conhost.exe 34->44         started        process13 dnsIp14 52 107.175.229.139, 49705, 49706, 49707 AS-COLOCROSSINGUS United States 39->52 48 C:\ProgramData\remcos\logs.dat, data 39->48 dropped 72 Installs a global keyboard hook 39->72 file15 signatures16
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2023-12-22 05:03:09 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
19 of 22 (86.36%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iewe6nkjmxvvcstzaanvcldq5djw4hkeh7sztlfasfujh2vtnhxq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:dollar persistence rat
Link:
https://tria.ge/reports/231222-janbksead9/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
107.175.229.139:8087
Unpacked files
SH256 hash:
148662d819b02305d0eb2c78630e218985ce18529a3729ca1aa4d8926b75e5af
MD5 hash:
49900e1a853294ac5e03deb77c041e08
SHA1 hash:
0c5b28c9caa6597dd4112772e973faad121aff55
Link:
https://www.unpac.me/results/979cf800-e78c-493a-b6f6-13358102d319/
SH256 hash:
412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef
MD5 hash:
0058da743288cb67e15afbfcb0ab6e1a
SHA1 hash:
99cde8486c006b735d1d5111d493303291a847fb
Link:
https://www.unpac.me/results/979cf800-e78c-493a-b6f6-13358102d319/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/412c4f354965/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/412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef

File information

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

Malspam

RemcosRAT

zip c3a2868d22be2374f1cfc8284d5572350fcd8a69929c3ff476c1323d2eda7139

RemcosRAT

Executable exe 412c4f354965eb514a79001b512c70e8d36e1d443fe599aca0916893eab369ef

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 c3a2868d22be2374f1cfc8284d5572350fcd8a69929c3ff476c1323d2eda7139
Cape
Cape
https://www.capesandbox.com/analysis/468963/
  
Dropped by
MD5 3429b093e26a01a614af1a88720e5124

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