MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2. 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: 12


Intelligence 12 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
SHA3-384 hash: 34fc5dfbd0b9708a5e34294fb3666fb8b90fc01282d681e33b8752f9c0caaf33a2eb0e22d00c5e3e4f07539ace07ab7b
SHA1 hash: 17ff282eb5bfa872d306dc0e211a7ef52def5aac
MD5 hash: 322f36591bb4086b164d6f3214bbfbb1
humanhash: failed-bravo-zebra-maine
File name:Payment Copy 210224.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:554'743 bytes
First seen:2024-02-22 07:30:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3abe302b6d9a1256e6a915429af4ffd2 (277 x GuLoader, 38 x Formbook, 25 x Loki)
ssdeep 12288:pg0S0MkekcoIqxSTqzyCBIa+CLHKtgiSQfd1E:7S0MkhcKxSTR8jKVf8
TLSH T1D0C4239CA310CD67E5A905B688249AFF4B08CE608C8D4F8B83553E3E7C3B5925D1E7E5
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) (4504/4/1)
File icon (PE):PE icon
dhash icon 08441970f8590ec9 (1 x RemcosRAT, 1 x GuLoader)
Reporter threatcat_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
350
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/477391/
Detection(s):
SecuriteInfo.com.Trojan.NSIS.Injector.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Creating a file in the Windows subdirectories
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
installer lolbin masquerade overlay packed remcos shell32
Link:
https://www.filescan.io/uploads/65d6f8380ba622dfa953c1d1/reports/53d66863-2bb8-48cb-a831-71ae53c55d77/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
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:
Malicious
Link:
https://analyze.intezer.com/analyses/92d28de6-6312-40b8-9474-2ef24f19cff7
Result
Threat name:
Remcos, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1396699
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Sigma detected: Potential PowerShell Command Line Obfuscation
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: Remcos
Sigma detected: Wab/Wabmig Unusual Parent Or Child Processes
Submitted sample is a known malware sample
Suspicious powershell command line found
Very long command line found
Writes to foreign memory regions
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1396699 Sample: Payment Copy 210224.exe Startdate: 22/02/2024 Architecture: WINDOWS Score: 100 45 geoplugin.net 2->45 55 Found malware configuration 2->55 57 Antivirus detection for URL or domain 2->57 59 Multi AV Scanner detection for submitted file 2->59 61 11 other signatures 2->61 10 Payment Copy 210224.exe 14 54 2->10         started        signatures3 process4 file5 39 C:\Users\user\AppData\Local\...\Androidal.Sub, ASCII 10->39 dropped 41 C:\Users\user\AppData\Local\...\Fremlejet.Kle, data 10->41 dropped 43 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 10->43 dropped 67 Suspicious powershell command line found 10->67 14 powershell.exe 12 10->14         started        signatures6 process7 signatures8 69 Suspicious powershell command line found 14->69 71 Very long command line found 14->71 73 Found suspicious powershell code related to unpacking or dynamic code loading 14->73 17 powershell.exe 17 14->17         started        20 powershell.exe 14->20         started        22 conhost.exe 14->22         started        process9 signatures10 53 Writes to foreign memory regions 17->53 24 wab.exe 3 15 17->24         started        process11 dnsIp12 47 96.9.226.53, 2404, 3650, 49713 AMANAHA-NEWCA United States 24->47 49 103.77.243.121, 49711, 49719, 80 X4B-AS-APX4BDDoSProtectedAnnouncementsAU India 24->49 51 geoplugin.net 178.237.33.50, 49716, 80 ATOM86-ASATOM86NL Netherlands 24->51 37 C:\ProgramData\remcos\logs.dat, data 24->37 dropped 63 Sample uses process hollowing technique 24->63 65 Installs a global keyboard hook 24->65 29 wab.exe 24->29         started        31 wab.exe 24->31         started        33 wab.exe 24->33         started        35 32 other processes 24->35 file13 signatures14 process15
Score:
90%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2/
Threat name:
Win32.Trojan.InjectorX
Create hunting rule
Status:
Malicious
First seen:
2024-02-22 07:31:07 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=e7lvzlfq5rmelpiwgy2ze3fa5txu5in3sibs36pidzslnzag4wra._file
Verdict:
unknown
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:guloader family:remcos botnet:remotehost downloader rat
Link:
https://tria.ge/reports/240222-jcc9dseb5v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Loads dropped DLL
Guloader,Cloudeye
Remcos
Unpacked files
SH256 hash:
c2c88e4a32c734b0cb4ae507c1a9a1b417a2375079111fb1b35fab23aedd41d9
MD5 hash:
b38561661a7164e3bbb04edc3718fe89
SHA1 hash:
f13c873c8db121ba21244b1e9a457204360d543f
Detections:
win_flawedammyy_auto
Create hunting rule
Link:
https://www.unpac.me/results/e650661a-4ad1-4537-a536-b16461691848/
Parent samples :
99aa0a112de10ceb2072e32e189befed18db5ce294787bf9b2dbe0ef643ba62c
b9fdbe8b2868d78c2fbe632a82d102bf5b334b256d21565e3173ba8ebe169ba5
b07907ce3ee14b8128039ecb8e635976fc216c77035d5bf38f42ed900197c879
87ad183c319765afb8556ac2ed508d2687c85b43b0848d251b87edbf0279fb97
27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
f95a2ee16ee39b92e9e3a5c87605021ff09d35ecf7eae9acaf6ea58c38ded834
e1c36731adad52dc563b7b172b6a4222f5449f134707e915714b7bb13392afd9
e9934abfdede625607cf46cbf7afe5dcab892e94117ab3bf827dafcf6be5eef1
dda95c5fac8c1882520a76aeb8dc397346e3f38bc6cb11aee7d96feea0d3a086
0ffb9d8b5cc25cd280763fe84065f5f149b17eb5d9e19dd59ba6c324d292572b
907d76317c31e9ca799beeef08144d12f5005fcb4acf17848f9f467e098648d9
98598c90bd75b930aba968467f4b540a5784aa28612b8010d8a9cf31992843c6
SH256 hash:
bf0cf3990c6c23dd91ec21071c31537f36355b6d6900358e1536b9a377427619
MD5 hash:
26fc881f84b7f9081cf6b58ab8f9ec08
SHA1 hash:
c4424b9a716392228d55f7d067592d77e9d1b5d2
Detections:
win_flawedammyy_auto
Create hunting rule
Link:
https://www.unpac.me/results/e650661a-4ad1-4537-a536-b16461691848/
Parent samples :
99aa0a112de10ceb2072e32e189befed18db5ce294787bf9b2dbe0ef643ba62c
b9fdbe8b2868d78c2fbe632a82d102bf5b334b256d21565e3173ba8ebe169ba5
b07907ce3ee14b8128039ecb8e635976fc216c77035d5bf38f42ed900197c879
87ad183c319765afb8556ac2ed508d2687c85b43b0848d251b87edbf0279fb97
27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
f95a2ee16ee39b92e9e3a5c87605021ff09d35ecf7eae9acaf6ea58c38ded834
e1c36731adad52dc563b7b172b6a4222f5449f134707e915714b7bb13392afd9
e9934abfdede625607cf46cbf7afe5dcab892e94117ab3bf827dafcf6be5eef1
dfae751806a1becfa849574b7b2a243f902550f1f72458bed5bc03779fea2f0b
d8d23e874918f7f77e8ac832e69adef1bda5244e403364a6ad5cb18e8ecbcb5e
dda95c5fac8c1882520a76aeb8dc397346e3f38bc6cb11aee7d96feea0d3a086
0ffb9d8b5cc25cd280763fe84065f5f149b17eb5d9e19dd59ba6c324d292572b
SH256 hash:
27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2
MD5 hash:
322f36591bb4086b164d6f3214bbfbb1
SHA1 hash:
17ff282eb5bfa872d306dc0e211a7ef52def5aac
Link:
https://www.unpac.me/results/e650661a-4ad1-4537-a536-b16461691848/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/27d75cacb0ec/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/27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader

File information

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

Malspam

RemcosRAT

Executable exe 27d75cacb0ec5845bd163635926ca0ecef4ea1bb92032df9e81e64b6e406e5a2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/477391/

Comments