MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
SHA3-384 hash: cdca1b79acf29ca317ab35ddbecdb41a8770076bf446de2463b2a53d796ef6c2ccb20ebdb9cd9e9bccfa11ad0850230e
SHA1 hash: 45e51f97abc52dd29e65d7ec78e18ee8d1721867
MD5 hash: 57f7d9095490a4aadda9e261fec73a68
humanhash: ack-video-hamper-jig
File name:199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:883'712 bytes
First seen:2025-01-10 14:34:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fc6683d30d9f25244a50fd5357825e79 (92 x Formbook, 52 x AgentTesla, 23 x SnakeKeylogger)
ssdeep 24576:Krl6kD68JmlotQfnkSjkpoftUXoBmZieeiftIZpr:4l328U2yfnrQaZoZiEFIZp
TLSH T17115238A06D19963C254577080BDDD645E7874739ECA7B9EC36AE71BEC30307AC0AB4D
TrID 31.3% (.EXE) UPX compressed Win32 Executable (27066/9/6)
30.7% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
12.1% (.EXE) Win64 Executable (generic) (10522/11/4)
7.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
5.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter adrian__luca
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
214
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
Verdict:
Malicious activity
Analysis date:
2025-01-10 19:29:20 UTC
Tags:
rat remcos evasion upx autoit
Link:
https://app.any.run/tasks/9d6e54f6-ef9f-4e2e-a7e5-1f7e33fda2d0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Malware-gen.4408.21582.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=678130611e9cdec7dbbb76f2
Tags:
autorun autoit emotet
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm autoit compiled-script evasive extrac32 lolbin microsoft_visual_cc overlay packed packed packed packer_detected powershell remcos upx
Link:
https://www.filescan.io/uploads/6781300fcc92c77244becd77/reports/a07e8d6e-c16d-408b-9352-9266471198ea/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
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/1b357848-bc91-4735-84be-e95fe6316b12
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1588569
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
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 Remcos RAT
Drops VBS files to the startup folder
Found malware configuration
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: Drops script at startup location
Sigma detected: Remcos
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-12-05 05:32:54 UTC
File Type:
PE (Exe)
Extracted files:
51
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dgnlqtjqdnerjj7leosauv26eyrjfdsy2nts3j46ipdx4rj4ji6q._file
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:remotehost collection discovery rat spyware stealer upx
Link:
https://tria.ge/reports/250110-rxjkxaxjhv/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
UPX packed file
Accesses Microsoft Outlook accounts
Drops startup file
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Detected Nirsoft tools
NirSoft MailPassView
NirSoft WebBrowserPassView
Remcos
Remcos family
Malware Config
C2 Extraction:
192.210.150.26:8787
Verdict:
Malicious
Tags:
trojan remcos
YARA:
SUSP_Imphash_Mar23_3
Link:
https://app.threat.zone/submission/787dcbd1-034e-4df2-98b0-17ae7d066bc1
Unpacked files
SH256 hash:
9c1047801b38650382f68beedae4bcbd47bba142abad7405cac530f4e09f47ee
MD5 hash:
622477f506f2cc70c597fcec0aeac1a1
SHA1 hash:
cb7bb785347769bff73647976c57350320ca498e
Detections:
AutoIT_Compiled
Create hunting rule
Link:
https://www.unpac.me/results/92e14839-17e0-498c-9166-2865057698d0/
Parent samples :
9c1047801b38650382f68beedae4bcbd47bba142abad7405cac530f4e09f47ee
199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
SH256 hash:
665cecbb82e0047fbfce4f8f09bea69415715f87be95b6721ba09ad10b531fea
MD5 hash:
e524310a02dfe470f2f9ad81fa30fd57
SHA1 hash:
5442b037e5aa5c965bdefcf9f0d5381d72013c44
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_w0
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
win_remcos_rat_unpacked
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/92e14839-17e0-498c-9166-2865057698d0/
Parent samples :
4c5bea1fa5f8547de2a03c6117e10a023d76edc17df923c5f8031bfa74e12e87
49e8a1f12fb5202470604efe01c0d60949d20d302a76aed85b2a049e91266366
e51f50b3f520e3de0f0916e0291ad093aa0c50f6c81010001ce5aa2aee88f7b0
28331e2705bf58bd76a9f8ba0f0a431b762eaf6e4284dbf12f1453dd3fecf281
8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118
4108277feb47e70ea76dea706b8a8e7ed1dc94575c1ed200e78073b4d97185a2
9c1047801b38650382f68beedae4bcbd47bba142abad7405cac530f4e09f47ee
199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
SH256 hash:
199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d
MD5 hash:
57f7d9095490a4aadda9e261fec73a68
SHA1 hash:
45e51f97abc52dd29e65d7ec78e18ee8d1721867
Link:
https://www.unpac.me/results/92e14839-17e0-498c-9166-2865057698d0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.42
Link:
https://yomi.yoroi.company/submissions/199ab84d301b4914a7eb23a40a575e2622928e58d3672da79e43c77e453c4a3d

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:SUSP_Imphash_Mar23_3
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:upx_largefile
Create hunting rule
Author:k3nr9

File information

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

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
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::GetAce
MULTIMEDIA_APICan Play MultimediaWINMM.dll::timeGetTime
WIN_BASE_APIUses Win Base APIKERNEL32.DLL::LoadLibraryA
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetUseConnectionW

Comments