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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64
SHA3-384 hash: 94f0740a7675ba3f20db75f419275cc07f6e26ec299b8379a61b9d5e4e169b6b6385e0dd098315ca5c1a5d9380d03030
SHA1 hash: c795ee5880ad98916e4641a24738e9f6546639b8
MD5 hash: 787ae970a2a3d87f3cd1f0ff0807df75
humanhash: two-delta-october-pasta
File name:SecuriteInfo.com.W32.MSIL_Agent.EFE.gen.Eldorado.20860.27536
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:588'288 bytes
First seen:2022-12-07 08:33:43 UTC
Last seen:2022-12-07 09:31:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'239 x AgentTesla, 20'490 x Formbook, 12'372 x SnakeKeylogger)
ssdeep 12288:3/7ofPXmN1ffnZUgTuiZnCkc3B1rND/Mx2z6bvQPrDJv98hnQhRt8m1:3/EXyfPvu+nmRlND/ZgvE
TLSH T1CBC4E08D729076CFC85BC876CEA82C68E62474BB971F8203906315ED9D5D997CF150F2
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) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 30b2c4c8c8c4b030 (53 x Formbook, 41 x RemcosRAT, 20 x AgentTesla)
Reporter SecuriteInfoCom
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Agent.EFE.gen.Eldorado.20860.27536
Verdict:
Malicious activity
Analysis date:
2022-12-07 08:34:05 UTC
Tags:
remcos
Link:
https://app.any.run/tasks/559f601c-853b-4009-abfb-1291db670435

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/343784/
Detection(s):
SecuriteInfo.com.W32.MSIL_Agent.EFE.gen.Eldorado.20860.27536.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63904fff0c6473d16719c367/reports/fe74ce57-2fa9-485e-a63e-8d95f84316f6/overview
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0a912409-13a5-49d9-b1b1-a02863f51e85
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1129718
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files to the startup folder
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
Powershell drops PE file
Sigma detected: Copy file to startup via Powershell
Sigma detected: Remcos
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 762442 Sample: SecuriteInfo.com.W32.MSIL_A... Startdate: 07/12/2022 Architecture: WINDOWS Score: 100 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 Antivirus detection for dropped file 2->41 43 10 other signatures 2->43 7 SecuriteInfo.com.W32.MSIL_Agent.EFE.gen.Eldorado.20860.27536.exe 1 2->7         started        10 SystJjJjJem.exe 1 2->10         started        process3 file4 27 SecuriteInfo.com.W...20860.27536.exe.log, ASCII 7->27 dropped 12 powershell.exe 13 7->12         started        16 RegSvcs.exe 2 15 7->16         started        19 powershell.exe 3 10->19         started        21 RegSvcs.exe 10->21         started        process5 dnsIp6 29 C:\Users\user\AppData\...\SystJjJjJem.exe, PE32 12->29 dropped 31 C:\Users\...\SystJjJjJem.exe:Zone.Identifier, ASCII 12->31 dropped 45 Drops PE files to the startup folder 12->45 47 Powershell drops PE file 12->47 23 conhost.exe 12->23         started        33 gdyhjjdhbvxgsfe.gotdns.ch 37.139.129.71, 2718, 49714 LVLT-10753US Germany 16->33 35 geoplugin.net 178.237.33.50, 49715, 80 ATOM86-ASATOM86NL Netherlands 16->35 49 Installs a global keyboard hook 16->49 25 conhost.exe 19->25         started        file7 signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-12-07 06:11:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
29 of 38 (76.32%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jqa2l367tzynfqzngszmntrnp5dztwgzrxgf2yqo4t4rxnm75nsa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:awele-host rat
Link:
https://tria.ge/reports/221207-kgfezsdg6w/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Remcos
Malware Config
C2 Extraction:
gdyhjjdhbvxgsfe.gotdns.ch:2718
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5df948f7-9e3d-4c87-9e0b-acd23e277315
Unpacked files
SH256 hash:
a75ae79e0d516c294d3879e3c2cd4adf87414602defabd665f0ff3b3e55b5b07
MD5 hash:
58e4286280344b45355fe972903085b9
SHA1 hash:
c447c9194c7d8a81916b0f5ce18736b727e31110
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/b522b661-ddab-4d06-9856-25cd1f1d0d98/
Parent samples :
4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64
51e7e1fb70ff8635dc9a73ae9a71193c3e464c1a98b609d7ca5b3837046a566f
28c1e1189f15a7c38cf855f0c5f7b9e5c0b60a24ea71debbf91308c1e63da360
ba821e2f6571df5cee19a5418cbf07983f71ceb9f3c01da2bebfd9832cb698f3
604c33e83b2aad9f1212a859584fa9ca71e1d2f8bdc42267e63d82400159498e
610a60f20df8a45432f678a6dd4876de7f87be020dc14c3ddb2a6a9179a3cff5
1f88829425d3e18a66b2327a1d21f4f5881b92ab8cce935b5e89b62403d4f9cf
SH256 hash:
bfa12a2456d40d6c32a1f4e35bd43c81f6f67466234faed8fec19397d0e6d808
MD5 hash:
7a7927bac28be846b2fd2a5d10ba0676
SHA1 hash:
67a7b8616fc8e7aa7bb7a6e2521548e67a7caa2d
Link:
https://www.unpac.me/results/b522b661-ddab-4d06-9856-25cd1f1d0d98/
Parent samples :
fb110b1db7c02725d6cb0953cf153a2b5e158d358db136aece90ac06d79cb07d
80dd6d009a2b7ab7aa393d063048320db5ea3920a4fd9cca4a0a76f12183273f
SH256 hash:
8756eee35a9cb08866fcdf5a7785fa42d472adaa103b4cd51be3e6a38720e72a
MD5 hash:
23c4cb67ce3fbc6bc36d66bb143c7575
SHA1 hash:
65797b0228e2df3a38aca393152ee9e1351b46ec
Link:
https://www.unpac.me/results/b522b661-ddab-4d06-9856-25cd1f1d0d98/
SH256 hash:
4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64
MD5 hash:
787ae970a2a3d87f3cd1f0ff0807df75
SHA1 hash:
c795ee5880ad98916e4641a24738e9f6546639b8
Link:
https://www.unpac.me/results/b522b661-ddab-4d06-9856-25cd1f1d0d98/
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/4c01a5efdf9e70d2c32d34b2c6ce2d7f4799d8d98dcc5d620ee4f91bb59feb64

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:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
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.

Cape
Cape
https://www.capesandbox.com/analysis/343784/

Comments