MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796
SHA3-384 hash: 29d35db343183fbb2d518499ae5ceb0e3e4fe9d8c96893b099ca22ad1623838b9c2c18aef33c3fdb5e3123e2fd2c2fd1
SHA1 hash: 0464b5d4627ebf78fd420f812c7d8e7b33aad701
MD5 hash: 49bf1615892e0dfc9db1455b538e832e
humanhash: idaho-four-snake-speaker
File name:gunzipped
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'139'200 bytes
First seen:2022-11-29 06:46:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:K/4fNm20FHBymjchWiZrmw7FW+yakDNTyag1cq8TAqbD:BNIxQmDum8yaaydUD
Threatray 3'551 similar samples on MalwareBazaar
TLSH T11135F10F8AE64A1ED66D32B855F0DBF75799DC00F44BC35F16C66E4BB8432209261BCA
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe gunzipped RAT RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
166
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
gunzipped
Verdict:
Malicious activity
Analysis date:
2022-11-29 06:48:54 UTC
Tags:
remcos
Link:
https://app.any.run/tasks/d04996a4-8df2-426c-b05c-d1c6d19437bb

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/339625/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.46272.UNOFFICIAL
Create hunting rule

Win.Packed.Pwsx-9979114-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6385aae9536377388865fed4/reports/365bdf14-7acd-4550-8278-ebd53296c0bf/overview
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:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2f703d70-747d-46a8-a3a4-b8a6a324d06c
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1123070
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files with benign system names
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
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: Scheduled temp file as task from temp location
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 755794 Sample: gunzipped.exe Startdate: 29/11/2022 Architecture: WINDOWS Score: 100 77 Multi AV Scanner detection for domain / URL 2->77 79 Malicious sample detected (through community Yara rule) 2->79 81 Antivirus detection for URL or domain 2->81 83 9 other signatures 2->83 11 gunzipped.exe 7 2->11         started        15 explorer.exe 2->15         started        17 gTFsxPrHYKZrqN.exe 3 2->17         started        19 explorer.exe 2->19         started        process3 file4 67 C:\Users\user\AppData\...\gTFsxPrHYKZrqN.exe, PE32 11->67 dropped 69 C:\...\gTFsxPrHYKZrqN.exe:Zone.Identifier, ASCII 11->69 dropped 71 C:\Users\user\AppData\Local\...\tmp4630.tmp, XML 11->71 dropped 73 C:\Users\user\AppData\...\gunzipped.exe.log, ASCII 11->73 dropped 89 Uses schtasks.exe or at.exe to add and modify task schedules 11->89 91 Adds a directory exclusion to Windows Defender 11->91 93 Drops PE files with benign system names 11->93 21 gunzipped.exe 4 5 11->21         started        24 powershell.exe 19 11->24         started        26 schtasks.exe 1 11->26         started        28 gunzipped.exe 11->28         started        95 Injects code into the Windows Explorer (explorer.exe) 15->95 97 Injects a PE file into a foreign processes 15->97 30 schtasks.exe 15->30         started        32 explorer.exe 15->32         started        99 Multi AV Scanner detection for dropped file 17->99 101 Machine Learning detection for dropped file 17->101 signatures5 process6 file7 61 C:\ProgramData\machines\explorer.exe, PE32 21->61 dropped 63 C:\Users\user\AppData\Local\...\install.vbs, data 21->63 dropped 65 C:\...\explorer.exe:Zone.Identifier, ASCII 21->65 dropped 34 wscript.exe 1 21->34         started        36 conhost.exe 24->36         started        38 conhost.exe 26->38         started        40 conhost.exe 30->40         started        process8 process9 42 cmd.exe 1 34->42         started        process10 44 explorer.exe 4 42->44         started        47 conhost.exe 42->47         started        signatures11 103 Multi AV Scanner detection for dropped file 44->103 105 Machine Learning detection for dropped file 44->105 107 Injects code into the Windows Explorer (explorer.exe) 44->107 109 2 other signatures 44->109 49 explorer.exe 44->49         started        53 powershell.exe 44->53         started        55 schtasks.exe 44->55         started        process12 dnsIp13 75 76.8.53.133, 1198, 49698, 49699 QUONIXNETUS United States 49->75 85 System process connects to network (likely due to code injection or exploit) 49->85 87 Installs a global keyboard hook 49->87 57 conhost.exe 53->57         started        59 conhost.exe 55->59         started        signatures14 process15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-04 03:10:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
26 of 40 (65.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pvxjizmstbv6fjpxfqlymcsv7tiyvcscvknyvyzanfrhvusts6la._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
3ab2ca682019279e28525a8ff1a72e08badba1c0f3012f926bad1528b2b0944a
RemcosRAT
47dabe278b8a171986b17e69ac9fac43657c11eb3c2c1523848074e0cfe6a57f
RemcosRAT
89adcb90dcc56d8e5b6cab4fce35a7ea8619ed9d47a5a947aaf4f34cb42c5021
RemcosRAT
8e7d1931cfe215a12acad3beb975cd78099a295a721069b35c05b469e2f703f9
RemcosRAT
9d724226a2a3c8676d4a58b64b636d9dcc178c1d40fcf321309afa14505cf285
RemcosRAT
b45dbf75dd0de5a62cb362bcc26b59cdd6a7adae8a74c71c30e7db9c36b20265
RemcosRAT
e7a7431b7c5f7d73f80f8474e5d62a3620a639c762ea78b0266ff867c048a153
RemcosRAT
fe800049d4ece336205fd83c50c747fc4f7f18e4cb2f2e80f37d0ec1700166d1
RemcosRAT
+ 3'541 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:iyke persistence rat
Link:
https://tria.ge/reports/221129-hj7wxaef48/
Behaviour
Creates scheduled task(s)
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
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
76.8.53.133:1198
Unpacked files
SH256 hash:
6fb9af4c04b359fb3b7ae714f76774de46cf12c10dbaa486947de4e058df3cb8
MD5 hash:
d45157a29eb1f366cbbd493bcca621e1
SHA1 hash:
ff6980ad3355f2a499cd770f220f010a03d1a44f
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
SH256 hash:
d917a0901fafe7b57b0266c584b180a1ad643b3611474ce9830b3d6395289b42
MD5 hash:
864804a0d24ec85ad68d2e34858d8d0b
SHA1 hash:
652cd594bedd1e477b118e07e2c698ca66a75748
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
SH256 hash:
1e11e39458dd9affead376ffafa64fc639fb8fee45788f3c922c38923546e5e8
MD5 hash:
cfe7124b0cc081e0b02426f430064a80
SHA1 hash:
58069d9f9d74c392275849e9084c5a8980d774d3
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
SH256 hash:
8354a7ad0499febdd288542828ad0355dcb7054c0c518266208e571c5122b0c6
MD5 hash:
6bfc7ce9ec7891d9d8494454332099b5
SHA1 hash:
34fc8cebba035e2cc6d27d636f9655949080bf8e
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
SH256 hash:
7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796
MD5 hash:
49bf1615892e0dfc9db1455b538e832e
SHA1 hash:
0464b5d4627ebf78fd420f812c7d8e7b33aad701
Link:
https://www.unpac.me/results/98edd79c-5b6d-4843-8619-37cd02d7b098/
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/7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796

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
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 7d6e946592986be2a5f72c17860a55fcd18a8a42aa9b8ae32069627ad2539796

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2260819/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/339625/

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