MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55f447e7b379e9332e0a455094ae5b45385f5ac2c2c1cc7234faa198f088e7c5. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55f447e7b379e9332e0a455094ae5b45385f5ac2c2c1cc7234faa198f088e7c5
SHA3-384 hash: 034b1ba023e94605c5513040ab9f984e6147d7fef54294a8406e53a13525a4187e0885ee82f3fe187afd449375d989d0
SHA1 hash: bf2e26cc5fa78b1ac9b3d013af1fe1ff6cf6fd99
MD5 hash: f95bbab731aebe4149b0a3da47b14fde
humanhash: bakerloo-beryllium-fanta-pasta
File name:SecuriteInfo.com.Win32.RATX-gen.20187.5922
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'320'448 bytes
First seen:2022-11-03 02:04:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:+NcszoI/lvbhjE+BQkgiffhF1NXKiR3+hKwXkrMFHdH:+kILYzkgiXXXKw36HS2
Threatray 2'587 similar samples on MalwareBazaar
TLSH T1835512C6EEE5E1A4CE41ABF3D6DF97848A1038505FB6EC1E6171130668772AED6C20D3
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 929ada92e8cc3682 (11 x RemcosRAT, 6 x AgentTesla, 3 x Formbook)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
273
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Win32.RATX-gen.20187.5922
Verdict:
Malicious activity
Analysis date:
2022-11-03 02:08:47 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/eba5cba4-dd92-4917-9013-8f8a829e5357

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/327562/
Detection(s):
SecuriteInfo.com.Win32.RATX-gen.20187.5922.UNOFFICIAL
Create hunting rule

Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Forced system process termination
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/636321d673a0205b3f7782b9/reports/b6364ac6-833e-4719-8a0d-33f40608a101/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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/29bcffed-1410-4b00-91bf-df46c89d6ddd
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1103937
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Detected Remcos RAT
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Sigma detected: Remcos
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 736595 Sample: SecuriteInfo.com.Win32.RATX... Startdate: 03/11/2022 Architecture: WINDOWS Score: 100 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 Detected Remcos RAT 2->50 52 6 other signatures 2->52 7 SecuriteInfo.com.Win32.RATX-gen.20187.5922.exe 1 5 2->7         started        11 Qmabhfljjvd.exe 2 2->11         started        13 Qmabhfljjvd.exe 1 2->13         started        process3 file4 34 C:\Users\user\AppData\...\Qmabhfljjvd.exe, PE32 7->34 dropped 36 C:\Users\...\Qmabhfljjvd.exe:Zone.Identifier, ASCII 7->36 dropped 38 SecuriteInfo.com.W....20187.5922.exe.log, ASCII 7->38 dropped 54 Encrypted powershell cmdline option found 7->54 56 Injects a PE file into a foreign processes 7->56 15 SecuriteInfo.com.Win32.RATX-gen.20187.5922.exe 2 7->15         started        18 powershell.exe 16 7->18         started        58 Antivirus detection for dropped file 11->58 60 Machine Learning detection for dropped file 11->60 20 powershell.exe 13 11->20         started        22 Qmabhfljjvd.exe 11->22         started        24 powershell.exe 13 13->24         started        26 Qmabhfljjvd.exe 13->26         started        signatures5 process6 dnsIp7 40 213.152.162.94, 28027 GLOBALLAYERNL Netherlands 15->40 42 10.17.221.222, 28027 unknown unknown 15->42 44 127.0.0.1 unknown unknown 15->44 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 24->32         started        process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55f447e7b379e9332e0a455094ae5b45385f5ac2c2c1cc7234faa198f088e7c5/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-11-03 02:29:43 UTC
AV detection:
20 of 26 (76.92%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kx2epz5tphutglqkivijjls3iu4f6wwcyla4y4ru7kqzr4ei47cq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
masslogger
Create hunting rule
Similar samples:
02d7ab6afcf9f15fba169e0d8491499cf27a87fba17a3afd80bd6e5873a9338f
RemcosRAT
15170d0dbe467efc4e38156ed4e03702ae19af44c100d7df7a75c6dbdb7ac587
RemcosRAT
34ff7d92c1c335d251ad12780ccc8fb3a10430fc20cfbb0ff55c40128ffe9a81
RemcosRAT
35b6bec4bfea1f07eb6503906211427d048f6ceb10c3eb9c984799501d1f3f73
RemcosRAT
56b9e1a9f0704305007504a26661905930387fc49d0fb0f9938d28fd1d46e60a
RemcosRAT
766ab97dc545207fe08d285356fa47298904585e8f2690c7d0532d0456d40fb6
RemcosRAT
da2ecd61ea932ccab4bcfdeb3be25ad01a54765e5110ed47541ac29204276c83
RemcosRAT
f10f5bb8cc88bd512d50ee6daeb4f8f04abe7810ad9a29f097d10e24ac440163
RemcosRAT
+ 2'577 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:gifted persistence rat
Link:
https://tria.ge/reports/221103-chvx3adfc3/
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
Remcos
Malware Config
C2 Extraction:
213.152.162.94:28027
127.0.0.1:28027
10.17.221.222:28027
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b0c577cb-ada6-470d-82e1-5b090ef9fb65
Unpacked files
SH256 hash:
3dfc93ec1b3ba372630183b96a44fbf33f34d729b9d24a2fa9838bc2c2b97dba
MD5 hash:
df4adfebe99819ff8c6a1f81234190c2
SHA1 hash:
eb116620f837596641be6b90874040be6f5c6af8
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/81f7ca93-a499-4ee7-875f-5e7012036a1f/
SH256 hash:
34cc38a9d210f6f331e00d649572698fa8bf0601d29fbefc6b3944e67097742f
MD5 hash:
9a264c8fe0a03dec13cb424e042b1bb5
SHA1 hash:
6c98a3d4f3c294ea4a1108d0e0349125f68feb85
Link:
https://www.unpac.me/results/81f7ca93-a499-4ee7-875f-5e7012036a1f/
SH256 hash:
55f447e7b379e9332e0a455094ae5b45385f5ac2c2c1cc7234faa198f088e7c5
MD5 hash:
f95bbab731aebe4149b0a3da47b14fde
SHA1 hash:
bf2e26cc5fa78b1ac9b3d013af1fe1ff6cf6fd99
Link:
https://www.unpac.me/results/81f7ca93-a499-4ee7-875f-5e7012036a1f/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/55f447e7b379/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/55f447e7b379e9332e0a455094ae5b45385f5ac2c2c1cc7234faa198f088e7c5

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Remcos_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:pe_imphash
Create hunting rule
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_VBS_Wscript_Shell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

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/327562/

Comments