MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0
SHA3-384 hash: 106baf863a3aec56948e644a400c721ab9166444f59522575d5538c901791aaf8548bb793dccf44f8180ad76048ed7d9
SHA1 hash: 75645b81c0b05b4527c5cafeb1f5cd5c21b3f475
MD5 hash: 28d8408ad6ae09d1d703b0b8ca78d670
humanhash: timing-ohio-harry-network
File name:28d8408ad6ae09d1d703b0b8ca78d670N.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:2'086'464 bytes
First seen:2024-07-13 14:56:28 UTC
Last seen:2024-07-24 11:56:04 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:AD39v74lfGQrFUspugRNJI2DJ53J/J/L5dJPjYF4aqc:Ap7E+QrFUBgq2U
TLSH T19AA53AC6CA7CA543DD875D7067A8DA837C3DCFD30D50562650AAF4E81AB33E4AB1882D
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 008a9392b4e4b29a (10 x RemcosRAT)
Reporter nickkuechel
Tags:exe RAT remcos RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
450
Origin country :
US US
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0.exe
Verdict:
Malicious activity
Analysis date:
2024-07-13 14:56:46 UTC
Tags:
rat remcos susp-powershell
Link:
https://app.any.run/tasks/9de60584-84f3-4d74-bf29-e48fb938ed38

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.LuminosityLink-9954241-1
Create hunting rule

Win.Dropper.DarkKomet-10007094-0
Create hunting rule

Win.Malware.Generickdz-6606637-0
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=669295bfbcca3f923eb46031win10vpnfull_triage
Tags:
Encryption Generic Infostealer Static Stealth Trojan Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Moving a file to the %AppData% subdirectory
Creating a process from a recently created file
Creating a file
Setting a keyboard event handler
Connection attempt
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
crypto_obfuscator_for_net luminositylink obfuscated overlay packed packed stealer
Link:
https://www.filescan.io/uploads/669295bf867baff08d99b1ff/reports/38de4c6c-c01d-45f0-873d-420ce985faf8/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/109d242a-3f1d-4ec6-9c6d-d0816f456441
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1472669
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
Contains functionality to inject code into remote processes
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
Detected Remcos RAT
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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 dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1472669 Sample: cKAfpUFqZ7.exe Startdate: 13/07/2024 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 13 other signatures 2->51 7 cKAfpUFqZ7.exe 1 8 2->7         started        11 sbietrcl.exe 4 2->11         started        13 sbietrcl.exe 4 2->13         started        process3 file4 27 C:\Users\user\AppData\...\sbietrcl_signed.exe, PE32 7->27 dropped 29 C:\Users\user\AppData\...\sbietrcl.exe, PE32 7->29 dropped 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->53 15 sbietrcl.exe 5 7->15         started        55 Detected Remcos RAT 11->55 57 Injects a PE file into a foreign processes 11->57 19 sbietrcl.exe 11->19         started        21 sbietrcl.exe 13->21         started        signatures5 process6 file7 31 C:\Users\user\AppData\...\sbietrcl.exe.log, ASCII 15->31 dropped 35 Antivirus detection for dropped file 15->35 37 Multi AV Scanner detection for dropped file 15->37 39 Detected Remcos RAT 15->39 43 9 other signatures 15->43 23 sbietrcl.exe 2 2 15->23         started        41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 19->41 signatures8 process9 dnsIp10 33 213.183.58.19, 4000, 49709, 49717 MELBICOM-EU-ASMelbikomasUABNL Lithuania 23->33 59 Tries to harvest and steal browser information (history, passwords, etc) 23->59 61 Installs a global keyboard hook 23->61 signatures11
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0/
Threat name:
ByteCode-MSIL.Trojan.Hanoone
Create hunting rule
Status:
Malicious
First seen:
2024-07-08 19:36:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
54
AV detection:
24 of 24 (100.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=dwulq2f5lvqakdkavwxjqsbpcmingz4zjdorz3t2dnfi56nds3ya._file
Verdict:
malicious
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:host persistence rat
Link:
https://tria.ge/reports/240713-sbkrhsxdrh/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Loads dropped DLL
Remcos
Malware Config
C2 Extraction:
213.183.58.19:4000
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ad7623b4-654c-4905-8053-5db82985ff99
Unpacked files
SH256 hash:
25fcdeff66b405a45ffead361675b41ca4eaa368d66a271bd40775a9b56ac536
MD5 hash:
85589042576cc50e15b6dd7869d18210
SHA1 hash:
aa0d49822396b75b1f14bd3dff215a4910df3177
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_g0
Create hunting rule
Remcos
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
Parent samples :
1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0
317ce86a4e5783cbfa78be1ce5950fe287d810f34d834d859df0bf7496625985
f67be71928755e1b81ba9305f400d3b2349c60d4ca802d6937c2a66c49b9009b
00ac7453507e85b001b89a7f20524ff12798d195c87189278d21eaad01582a20
ebf07e4c648bebfec66ac5c4e95b7341d9ccaa4fafa7b086ce5e42c6b6c92364
d1c0a9525bf259465de304408570586693062d18f7d59ec854dbc8158acb700b
889c4034e7cbc478866939ace0b96e9165fef74bbf78e689e089325338d0c2bc
SH256 hash:
8106a50759c31efb6529214d890aabf1cda669b661152d783cc5ab33cc5eb477
MD5 hash:
68a76b9afa8b52498b2d5238d017336d
SHA1 hash:
f7e1aa95d7431004d875f164a11034311fbf56c1
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
SH256 hash:
e3fa5e2f8c2ae7ddc7d8ae7ac425b4275db8ef78ef729f2871f3f06122bda163
MD5 hash:
cffd926c1e3e8703118c7d957f402bcb
SHA1 hash:
58868028402d55b36065f29ec2efa1f963abfb5e
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
Parent samples :
00ac7453507e85b001b89a7f20524ff12798d195c87189278d21eaad01582a20
ebf07e4c648bebfec66ac5c4e95b7341d9ccaa4fafa7b086ce5e42c6b6c92364
d1c0a9525bf259465de304408570586693062d18f7d59ec854dbc8158acb700b
889c4034e7cbc478866939ace0b96e9165fef74bbf78e689e089325338d0c2bc
SH256 hash:
698938eb7993af013fb6aca948db45f9c9bbd3687bc7697e7eeb8fbb50c0a5af
MD5 hash:
c1864ef59c68bab268dbc9ba91b38581
SHA1 hash:
4a4062d4bcfbf27bc75951f56cf13f3346bf043e
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
SH256 hash:
d9fbc2a26544c2bb49dbe0569816a7a7aeb56e48c5e9998da003d018969a3483
MD5 hash:
dd8a40f4e19a0e7aacec8078d530638d
SHA1 hash:
17b80c1b30cf2c018c91bc40421e0b854ede540d
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
SH256 hash:
3a50e31d6d1d1e06d7850963813e2ea6aa2a29966ea884db2cc068d043598341
MD5 hash:
b7d20430884a203aa85cf6aee734bb70
SHA1 hash:
1212dfe8099a6f650e6a707d5232bd0eafbb83c1
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
SH256 hash:
1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0
MD5 hash:
28d8408ad6ae09d1d703b0b8ca78d670
SHA1 hash:
75645b81c0b05b4527c5cafeb1f5cd5c21b3f475
Link:
https://www.unpac.me/results/bfa7b438-1691-4111-b0e0-0cfae6d2af14/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETDLLMicrosoft
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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.

Web download

RemcosRAT

Executable exe 1da8b868bd5d60050d40adae98482f1310d3679948dd1cee7a1b4a8ef9a396f0

(this sample)

  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments