MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 885e34ff7befbdcdb027a017843cbacdba7eebb34d3df2e3113cceb9adafe8b5. 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 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 885e34ff7befbdcdb027a017843cbacdba7eebb34d3df2e3113cceb9adafe8b5
SHA3-384 hash: 4a5dd64c21c4821c9020dfd5251d9fe4bc15d91ce7818be2e0c2c96a713516a71095ea41c7e00155b0888b15c41199d9
SHA1 hash: 6b597b3ddb06f3d68323c43a3d000452a115501d
MD5 hash: 0481f43c7f5b88e571514182c7ed5f64
humanhash: wolfram-violet-yellow-angel
File name:0481f43c7f5b88e571514182c7ed5f64
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:468'480 bytes
First seen:2021-07-26 08:09:50 UTC
Last seen:2021-07-26 08:42:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:Sr52QSOdcolYRDigmmiy8VrrWv8BRi422EZK5Oe:OcTjNigmmifmvSi42Ad
Threatray 1'875 similar samples on MalwareBazaar
TLSH T1E6A423315913E05AC63C4573786118865F34EA53524EDB0EB866B43B5FAFB008F2FA76
dhash icon 489669d8d8699648 (53 x AgentTesla, 24 x SnakeKeylogger, 16 x AveMariaRAT)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://kqz.ugo.si/svchost.exe
Verdict:
Malicious activity
Analysis date:
2021-07-26 05:57:39 UTC
Tags:
trojan stealer rat avemaria remcos loader
Link:
https://app.any.run/tasks/995531b8-87fc-4357-82c4-53b76be0e7d1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
WarzoneRAT
Create hunting rule
Link:
https://www.capesandbox.com/analysis/174072/
Detection(s):
SecuriteInfo.com.Base64_encoded_Executable.24195.28222.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun
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/b7e51d88-541d-4c0d-a8ea-e865610fa0d6
Result
Threat name:
Remcos AveMaria
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/821654
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
Contains functionality to hide user accounts
Contains functionality to inject threads in other processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal e-mail passwords
Creates a thread in another existing process (thread injection)
Creates an undocumented autostart registry key
Detected Remcos RAT
Drops PE files with benign system names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Increases the number of concurrent connection per server for Internet Explorer
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AveMaria stealer
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 454066 Sample: XMzx0BeNIW Startdate: 26/07/2021 Architecture: WINDOWS Score: 100 62 dpqw-avira.bot.nu 2->62 78 Multi AV Scanner detection for domain / URL 2->78 80 Found malware configuration 2->80 82 Malicious sample detected (through community Yara rule) 2->82 84 16 other signatures 2->84 11 XMzx0BeNIW.exe 5 2->11         started        signatures3 process4 file5 52 C:\Users\user\AppData\...\XMzx0BeNIW.exe, PE32 11->52 dropped 54 C:\Users\...\XMzx0BeNIW.exe:Zone.Identifier, ASCII 11->54 dropped 56 C:\Users\user\AppData\...\XMzx0BeNIW.exe.log, ASCII 11->56 dropped 112 Writes to foreign memory regions 11->112 114 Injects a PE file into a foreign processes 11->114 15 XMzx0BeNIW.exe 4 5 11->15         started        signatures6 process7 file8 58 C:\ProgramData\svchost.exe, PE32 15->58 dropped 60 C:\ProgramData\svchost.exe:Zone.Identifier, ASCII 15->60 dropped 70 Multi AV Scanner detection for dropped file 15->70 72 Machine Learning detection for dropped file 15->72 74 Contains functionality to inject threads in other processes 15->74 76 5 other signatures 15->76 19 svchost.exe 4 15->19         started        23 cmd.exe 1 15->23         started        signatures9 process10 file11 44 C:\Users\user\AppData\Local\...\svchost.exe, PE32 19->44 dropped 46 C:\Users\user\AppData\...\svchost.exe.log, ASCII 19->46 dropped 94 Multi AV Scanner detection for dropped file 19->94 96 Machine Learning detection for dropped file 19->96 98 Writes to foreign memory regions 19->98 100 2 other signatures 19->100 25 svchost.exe 20 19->25         started        30 reg.exe 1 1 23->30         started        32 conhost.exe 23->32         started        signatures12 process13 dnsIp14 64 hgoz.12v.si 25->64 66 byx.z86.ru 25->66 68 byx.z86.ru 37.0.11.43, 2404, 49742, 49743 WKD-ASIE Netherlands 25->68 48 C:\Users\user\AppData\Roaming\CbzvEjwkg.exe, PE32 25->48 dropped 50 C:\Users\user\AppData\Local\...\rem[1].exe, PE32 25->50 dropped 102 System process connects to network (likely due to code injection or exploit) 25->102 104 Multi AV Scanner detection for dropped file 25->104 106 Machine Learning detection for dropped file 25->106 110 7 other signatures 25->110 34 CbzvEjwkg.exe 2 4 25->34         started        38 cmd.exe 1 25->38         started        108 Creates an undocumented autostart registry key 30->108 file15 signatures16 process17 file18 42 C:\Users\user\AppData\...\explorer.exe, PE32 34->42 dropped 86 Antivirus detection for dropped file 34->86 88 Multi AV Scanner detection for dropped file 34->88 90 Machine Learning detection for dropped file 34->90 92 Drops PE files with benign system names 34->92 40 conhost.exe 38->40         started        signatures19 process20
Gathering data
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-07-26 08:10:07 UTC
AV detection:
11 of 46 (23.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rbpdj73356643mbhualyipf2zw5h525tju67fyyrhthltlnp5c2q._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
avemaria
Create hunting rule
Similar samples:
04cde0c2284cc4dc8f8a5aeadafca6819ab9d11dfb76fb7f3a2fbbf91d3c0e5d
RemcosRAT
20abe25c4f02f73cdda3e8e74187202fbdbf5fa2fd7fe92b2d1ab328b66c1950
RemcosRAT
27c7c159ac96bd76fc993fd76e2ee88106631af414a235a2a1aae1e31100af99
RemcosRAT
548f6a3cc2e79d94f8735680af5a91b4d8dc1a003e578d9027dca782939c9755
RemcosRAT
99f6194509980cce34f244d9dbca6d6931f47a02361db73e0f2fc1fa103c997b
RemcosRAT
a58cf7753cdff434e81e0163ec97f8e1a8b32c80ddfa7cbf021778a759f78842
RemcosRAT
c86c48057e9be95681c1a2d37f41232a2951988baa71fd415a03ba59725716b1
RemcosRAT
dd5107d7cc5b86ef5a650ea6e01b662066c34072859272fa886379e304e7df43
RemcosRAT
+ 1'865 additional samples on MalwareBazaar
Result
Malware family:
warzonerat
Create hunting rule
Score:
  10/10
Tags:
family:remcos family:warzonerat botnet:host infostealer persistence rat spyware stealer suricata
Link:
https://tria.ge/reports/210726-7rhezxfyzj/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Executes dropped EXE
Remcos
WarzoneRat, AveMaria
suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile
Malware Config
C2 Extraction:
byx.z86.ru:5200
dpqw-avira.bot.nu:2404
Unpacked files
SH256 hash:
d8e9e5c2f2b4c4f4ff2933fae15c588a54b58d5696c0cf93ae873f17280fcb01
MD5 hash:
f399ab09b951e70e93b6a2c24ebc7208
SHA1 hash:
d8efaa7cc6df10f6d41a595c5c0484c2b6c693c3
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
SH256 hash:
477cab8d4385172d679200edc6619462de2402d912f21f36981fc058987a6d52
MD5 hash:
16a9ddc4b32981114fe4f069a4353105
SHA1 hash:
bf73849f57c150f9e2199c61427f631be2dfa595
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
SH256 hash:
34917244bbd8100da730fd3c0108edb5c4a7d1eeb5b5494695d7dd38f56277a9
MD5 hash:
1843dfe2d5ad16ee8e4e15cef58d0a4c
SHA1 hash:
5401ff2834031d08c2e50f7bae422234ba340c07
Detections:
win_ave_maria_g0
Create hunting rule
win_ave_maria_auto
Create hunting rule
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
Parent samples :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 hash:
ef38fc60d96cde731e039a3609268a6b67eb6c549ea09c8001321d611a295bb1
MD5 hash:
5bb72f76ed53100a328792c4635c0ba0
SHA1 hash:
3daecab7d3a18681c3d11493b4c4ce9c70245300
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
SH256 hash:
f71d97c3d42af0eb4cc74e640a995eb0f288bab59b7be5cd89eccb21cd304f36
MD5 hash:
6c72218c48cd68cbcb654675053a0abb
SHA1 hash:
12207fa32070f99683648d87b44410e5d3cdf2de
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
SH256 hash:
885e34ff7befbdcdb027a017843cbacdba7eebb34d3df2e3113cceb9adafe8b5
MD5 hash:
0481f43c7f5b88e571514182c7ed5f64
SHA1 hash:
6b597b3ddb06f3d68323c43a3d000452a115501d
Link:
https://www.unpac.me/results/cb51619b-f513-4cbc-ad7a-aeccfda20795/
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/885e34ff7befbdcdb027a017843cbacdba7eebb34d3df2e3113cceb9adafe8b5

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:buerloader_halo_generated
Create hunting rule
Author:Halogen Generated Rule, Corsin Camichel
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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 885e34ff7befbdcdb027a017843cbacdba7eebb34d3df2e3113cceb9adafe8b5

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174072/
  
URLhaus
https://urlhaus.abuse.ch/url/1430903/

Comments


Avatar
zbet commented on 2021-07-26 08:09:57 UTC

url : hxxp://kqz.ugo.si/svchost.exe