MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0f04d67901cbdd7f63f9aaf7c5e8493e8d5f4347df701f214232c761d489aeba. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
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SHA256 hash: 0f04d67901cbdd7f63f9aaf7c5e8493e8d5f4347df701f214232c761d489aeba
SHA3-384 hash: 8ce1c6e8edc949074bd8275bbd83b3f14d6acfc768ef19b01c69f5897121710cb2d1a283415db223a637c4e385617906
SHA1 hash: 00f8e9a3403782b763f816e951285ebfbad63ed9
MD5 hash: 19ed13315f8b7604a36430175972454b
humanhash: social-nitrogen-five-november
File name:19ed13315f8b7604a36430175972454b.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:612'352 bytes
First seen:2022-07-26 16:08:00 UTC
Last seen:2022-07-26 17:03:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:IJZiNqM8RdfyjeWg/D2u0/10CE4Gsju+WN9PorK0:IL8MeCGm34JDUE
TLSH T103D41258B9C20333FF85D5F38D12CAA4C1B1D1E4A1871753798D0E1CC6AA66A99273EF
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 7576f8e8d97236e1 (1 x RemcosRAT)
Reporter abuse_ch
Tags:exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
435
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6988a0aa635c18ecdcba1e5d5adf79d97b7724ee531bdb3497d7fa7294a7455b.zip
Verdict:
Malicious activity
Analysis date:
2022-07-26 16:42:12 UTC
Tags:
encrypted opendir trojan exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/6501f1c2-0863-4218-b5dd-b0364725ec13

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/294414/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.27847.2844.15843.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Creating a file
DNS request
Sending an HTTP GET request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62e011905c40cd8dc5ee9618/reports/1f8e1f36-240f-47b5-b982-e0bfde121c52/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/8496efef-cd26-41b6-8516-134b58e0b90b
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1041228
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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
Contains functionalty to change the wallpaper
Delayed program exit found
Encrypted powershell cmdline option found
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
Uses dynamic DNS services
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 673728 Sample: YasCJeuHBG.exe Startdate: 26/07/2022 Architecture: WINDOWS Score: 100 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 Yara detected Remcos RAT 2->57 59 5 other signatures 2->59 7 YasCJeuHBG.exe 1 5 2->7         started        11 Gbxzfq.exe 2 2->11         started        13 Gbxzfq.exe 1 2->13         started        process3 file4 35 C:\Users\user\AppData\Roaming\...behaviorgraphbxzfq.exe, PE32 7->35 dropped 37 C:\Users\user\...behaviorgraphbxzfq.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\AppData\...\YasCJeuHBG.exe.log, ASCII 7->39 dropped 61 Encrypted powershell cmdline option found 7->61 15 InstallUtil.exe 2 16 7->15         started        19 powershell.exe 13 7->19         started        63 Multi AV Scanner detection for dropped file 11->63 65 Machine Learning detection for dropped file 11->65 21 powershell.exe 14 11->21         started        23 InstallUtil.exe 11->23         started        25 powershell.exe 13->25         started        27 InstallUtil.exe 13->27         started        signatures5 process6 dnsIp7 41 sfcarbotexpl.ddns.net 37.120.217.243, 49766, 7149 M247GB Romania 15->41 43 geoplugin.net 178.237.33.50, 49769, 80 ATOM86-ASATOM86NL Netherlands 15->43 45 Contains functionalty to change the wallpaper 15->45 47 Contains functionality to steal Chrome passwords or cookies 15->47 49 Contains functionality to inject code into remote processes 15->49 51 3 other signatures 15->51 29 conhost.exe 19->29         started        31 conhost.exe 21->31         started        33 conhost.exe 25->33         started        signatures8 process9
Detection:
remcos
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Link:
https://mwdb.cert.pl/sample/0f04d67901cbdd7f63f9aaf7c5e8493e8d5f4347df701f214232c761d489aeba/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-07-26 16:08:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=b4cnm6ibzpox6y7zvl34l2cjh2gv6q2h35yb6ikcgldwdvejv25a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
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Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/220726-tk8qdabddl/
Behaviour
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
Checks computer location settings
Remcos
Unpacked files
SH256 hash:
0f04d67901cbdd7f63f9aaf7c5e8493e8d5f4347df701f214232c761d489aeba
MD5 hash:
19ed13315f8b7604a36430175972454b
SHA1 hash:
00f8e9a3403782b763f816e951285ebfbad63ed9
Link:
https://www.unpac.me/results/79aca161-8c44-44af-ad64-cbf8989cad02/
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Web download

RemcosRAT

Executable exe 0f04d67901cbdd7f63f9aaf7c5e8493e8d5f4347df701f214232c761d489aeba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2261601/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/294414/

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