MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments 1
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SHA256 hash: 79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e
SHA3-384 hash: c48d9ff6ebd106a3132e9724af0bd1c4650b804322afb773a81a715f4dcd3e83f4aa1cd96df43c331b6dbe2a33204df1
SHA1 hash: abaf0dfc2f573bddacef5c578e5c5d85f8217e1b
MD5 hash: 649e264be8f3e82828fb5e84466afedd
humanhash: july-wyoming-happy-five
File name:649e264be8f3e82828fb5e84466afedd
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:545'280 bytes
First seen:2021-07-07 19:33:00 UTC
Last seen:2021-07-07 20:49:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:HvZrAKLL54AEy7zAshveBtMSW3XshVv0mNdknz:PVLL9EuXyo8Pv08kn
Threatray 437 similar samples on MalwareBazaar
TLSH T143C423762240E6A5E0891F76A5BF88984330B5DDFC74CE7D184E216FB8337A74B0B646
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
649e264be8f3e82828fb5e84466afedd
Verdict:
Malicious activity
Analysis date:
2021-07-07 19:37:00 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/aae0c524-8d5e-4c3f-baac-57ae53d5267a

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/170303/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.46591229.18337.16715.UNOFFICIAL
Create hunting rule

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:
NanoCoreRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b5f7bc5b-6540-4472-a303-0f544d9f9cce
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/813131
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Delayed program exit found
Detected Remcos RAT
Found malware configuration
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
Performs DNS queries to domains with low reputation
Sigma detected: WScript or CScript Dropper
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 445542 Sample: BvU8I5ZMyY Startdate: 07/07/2021 Architecture: WINDOWS Score: 100 49 clientconfig.passport.net 2->49 67 Found malware configuration 2->67 69 Malicious sample detected (through community Yara rule) 2->69 71 Multi AV Scanner detection for submitted file 2->71 73 6 other signatures 2->73 9 BvU8I5ZMyY.exe 4 9 2->9         started        13 notapad.exe 5 2->13         started        15 notapad.exe 2->15         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\notapad.exe, PE32 9->31 dropped 33 C:\Users\user\AppData\...\BvU8I5ZMyY.exe, PE32 9->33 dropped 35 C:\Users\user\...\notapad.exe:Zone.Identifier, ASCII 9->35 dropped 43 3 other malicious files 9->43 dropped 75 Writes to foreign memory regions 9->75 77 Injects a PE file into a foreign processes 9->77 17 BvU8I5ZMyY.exe 2 3 9->17         started        21 wscript.exe 1 9->21         started        37 C:\Users\user\AppData\...\notapad.exe.log, ASCII 13->37 dropped 79 Multi AV Scanner detection for dropped file 13->79 81 Machine Learning detection for dropped file 13->81 23 notapad.exe 13->23         started        39 C:\Users\user\AppData\Local\...\notapad.exe, PE32 15->39 dropped 41 C:\Users\user\...\notapad.exe:Zone.Identifier, ASCII 15->41 dropped 25 notapad.exe 15->25         started        signatures6 process7 dnsIp8 45 servr.killwhenabuse1.xyz 23.105.131.222, 2040, 49778 LEASEWEB-USA-NYC-11US United States 17->45 47 192.168.2.1 unknown unknown 17->47 51 Multi AV Scanner detection for dropped file 17->51 53 Performs DNS queries to domains with low reputation 17->53 55 Machine Learning detection for dropped file 17->55 65 2 other signatures 17->65 57 Wscript starts Powershell (via cmd or directly) 21->57 27 powershell.exe 26 21->27         started        59 Contains functionality to steal Chrome passwords or cookies 23->59 61 Contains functionality to steal Firefox passwords or cookies 23->61 63 Delayed program exit found 23->63 signatures9 process10 process11 29 conhost.exe 27->29         started       
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2021-07-06 17:11:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
21 of 46 (45.65%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=pgdbueh47l4wpvkdqk4t3bhnaps5kibm2pp5znmzuu2vea3aaf7a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
10c58df72a83689d06a1562b349fa195f853465e14cdab38f7dc8ae77fe52d4b
RemcosRAT
219fc775299b765c2a1626b602f478d3642139dc243a46120281843bdb5bd5e9
RemcosRAT
2dd7a0f3a8c01338b500b88c023560f468c8d3c61e13fb5a6e55eab69087e7bc
RemcosRAT
41ed87725575a97d3f1a04554cb78dd3fb973e209950d2f7c54168626ce57ef4
RemcosRAT
653162513b0b91ca4232620e9233402d8da6b89a362c78475d2c20da78f9e72d
RemcosRAT
6eed5350c18b26f6aadaf28e5ceb48ca742db7fbee28fbe9aa7f3c552651e048
RemcosRAT
8d0dfc2239405eebc7a9d5483492a0225963fae4c110ecbd12f1f39ce1ef937a
RemcosRAT
a0fd8f81cda85af9221734e97a18c29c25a53020517d507ada3e3a1681036e54
RemcosRAT
eb55fdd4d15cf3d07905037073a275ba2697e8fdb2a9f60c0b16cf70969cd476
RemcosRAT
f198970271e10830bafa86eccc5ce43e5075a15ed43f4e1924d0e8e0824f218b
RemcosRAT
+ 427 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:new money persistence rat
Link:
https://tria.ge/reports/210707-dbmffkjgee/
Behaviour
Modifies registry class
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
Remcos
Malware Config
C2 Extraction:
servr.killwhenabuse1.xyz:2040
Unpacked files
SH256 hash:
22c4cf2e7e03483012cc99ce983f602e3d9c1c54c6463b0b9e04d563d9eb7c57
MD5 hash:
eb1120c560afcee8ba9ec136261d2835
SHA1 hash:
dfd0be8d11e5ea837857108068d98129d846e5b6
Link:
https://www.unpac.me/results/87a399f0-3a07-4770-88b1-c466af781414/
SH256 hash:
f7863816251178d7feb6f15988e28213764f0d3baca2c7780c6d733413d761c6
MD5 hash:
281b52add017103b85dd1824defc84c4
SHA1 hash:
58c97fd7aabb7674c0426316ac3c46dfc97e8659
Detections:
win_remcos_g0
Create hunting rule
Link:
https://www.unpac.me/results/87a399f0-3a07-4770-88b1-c466af781414/
Parent samples :
10c58df72a83689d06a1562b349fa195f853465e14cdab38f7dc8ae77fe52d4b
79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e
SH256 hash:
a677e368e8d281981ffdfc6dfc0941e8346f6214f15aa815bd48778196abe5ed
MD5 hash:
ca4d8d800ed54b2985c082ac2cf8cc82
SHA1 hash:
1425012ca509fa165ef1c3de9cabc0964dde6be1
Link:
https://www.unpac.me/results/87a399f0-3a07-4770-88b1-c466af781414/
SH256 hash:
79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e
MD5 hash:
649e264be8f3e82828fb5e84466afedd
SHA1 hash:
abaf0dfc2f573bddacef5c578e5c5d85f8217e1b
Link:
https://www.unpac.me/results/87a399f0-3a07-4770-88b1-c466af781414/
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/79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e

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_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
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 79861a10fcfaf967d54382b93d84ed03e5d5202cd3dfdcb599a535520360017e

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1434144/
Cape
Cape
https://www.capesandbox.com/analysis/170303/

Comments


Avatar
zbet commented on 2021-07-07 19:33:01 UTC

url : hxxp://greenpayindia.com/config.exe