MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c. 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 2 File information Comments
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SHA256 hash: 36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c
SHA3-384 hash: 89c8450186424a2d696f5c7bf4464581ce89ca834afcbe9a2be62495c2829c52c17abaca0d239993eca36fd9d0c6a00a
SHA1 hash: 323c84431a669ad0bf6038bd22b7413198f7f434
MD5 hash: 70b97952feb29f9a3fa913f78dd56416
humanhash: double-coffee-minnesota-south
File name:SOA FROM UNIBEST--MAY-JUN-JUL- 2022.exe
Download: download sample
Signature RemcosRAT
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File size:224'768 bytes
First seen:2022-08-09 09:10:24 UTC
Last seen:2022-08-09 09:47:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:bAt8fMp07SQzNMbu3zb/SYWKBnSIKzhUcA:8O007SQzNMbu3zb9WOSIa
TLSH T1CF247346F68492A9CC18A3B07932DA7007167EABED74645E5ADD3E273FB74F30066843
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 d4d4d4d4d4d4d4c4 (7 x RemcosRAT, 6 x AgentTesla, 1 x MassLogger)
Reporter GovCERT_CH
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
309
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA FROM UNIBEST--MAY-JUN-JUL- 2022.exe
Verdict:
Suspicious activity
Analysis date:
2022-08-09 09:12:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/955eedcb-b158-47c9-8813-80b42b23e528

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/297271/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.2737.18137.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62f224f5e456f39ac93c4079/reports/df64d5f4-4608-42f7-909a-498a05ae9d46/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.
Malware family:
REMCOS
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ef21217d-efb7-45ae-a8a1-d9a90e7d3ec9
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1048377
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Encrypted powershell cmdline option found
Injects a PE file into a foreign processes
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
Snort IDS alert for network traffic
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 680871 Sample: SOA FROM UNIBEST--MAY-JUN-J... Startdate: 09/08/2022 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Multi AV Scanner detection for domain / URL 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 8 other signatures 2->51 7 SOA FROM UNIBEST--MAY-JUN-JUL- 2022.exe 16 7 2->7         started        12 Gpxkbcvai.exe 14 4 2->12         started        process3 dnsIp4 39 23.95.106.60, 49745, 49765, 80 AS-COLOCROSSINGUS United States 7->39 33 C:\Users\user\AppData\...behaviorgraphpxkbcvai.exe, PE32 7->33 dropped 35 C:\Users\...behaviorgraphpxkbcvai.exe:Zone.Identifier, ASCII 7->35 dropped 37 SOA FROM UNIBEST--...N-JUL- 2022.exe.log, ASCII 7->37 dropped 53 Encrypted powershell cmdline option found 7->53 55 Writes to foreign memory regions 7->55 57 Injects a PE file into a foreign processes 7->57 14 InstallUtil.exe 2 13 7->14         started        17 powershell.exe 15 7->17         started        19 InstallUtil.exe 7->19         started        21 wuapihost.exe 7->21         started        59 Antivirus detection for dropped file 12->59 61 Multi AV Scanner detection for dropped file 12->61 23 powershell.exe 12 12->23         started        25 InstallUtil.exe 12->25         started        27 InstallUtil.exe 12->27         started        file5 signatures6 process7 dnsIp8 41 172.94.88.13, 49767, 5888 SOFTLAYERUS United States 14->41 43 geoplugin.net 178.237.33.50, 49771, 80 ATOM86-ASATOM86NL Netherlands 14->43 29 conhost.exe 17->29         started        31 conhost.exe 23->31         started        process9
Detection:
remcos
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Link:
https://mwdb.cert.pl/sample/36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-08-09 07:29:54 UTC
File Type:
PE (.Net Exe)
Extracted files:
37
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g3ormkf4he2va3rk5sayncatcnxwwhao4uvlv2gptj5vhcpu6m6a._file
Verdict:
malicious
Label(s):
remcos
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Result
Malware family:
remcos
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Score:
  10/10
Tags:
family:remcos botnet:remotehost persistence rat
Link:
https://tria.ge/reports/220809-k5la5sfhhk/
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:
172.94.88.13:5888
Unpacked files
SH256 hash:
36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c
MD5 hash:
70b97952feb29f9a3fa913f78dd56416
SHA1 hash:
323c84431a669ad0bf6038bd22b7413198f7f434
Link:
https://www.unpac.me/results/a694592d-920e-4dd7-a23d-0c958fdd06a7/
Malware family:
Remcos
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/36dd1628bc39/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

RemcosRAT

Executable exe 36dd1628bc3935506e2aec81868813136f6b1c0ee52abae8cf9a7b5389f4f33c

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/297271/

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