MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 139d0b13776f8fea46db2d77f0391b480cf290abcca453aacd2e003e7a618787. 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 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 139d0b13776f8fea46db2d77f0391b480cf290abcca453aacd2e003e7a618787
SHA3-384 hash: 3a940eb9dc7cec24ff1c478693df3e45c5aa2d36759b21b643b5e49c228b894c702b00b5c82d030c0460340d389d98b3
SHA1 hash: 2d3e7fbd7fecc2fe68a0889cc648b03de4144e41
MD5 hash: e2de5b66b334794c444f3957b2b22d3c
humanhash: venus-high-glucose-single
File name:e2de5b66b334794c444f3957b2b22d3c
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:2'467'840 bytes
First seen:2022-11-19 06:11:51 UTC
Last seen:2022-11-19 07:40:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 49152:dvBRQgqEulcHXpJGtr6YzOAsNK10BfJXA:dBRQG3p4BdyAsw0BfK
Threatray 2'448 similar samples on MalwareBazaar
TLSH T13DB56AB2DE3A0C37F44B45AD908319E51E38C46F0358643E2551F9B37A8F6F9483AA9D
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 b3b3b371716b93b3 (25 x CryptOne, 12 x RemcosRAT, 6 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
BOM_431580_18.11.22- Placements.xls
Verdict:
Malicious activity
Analysis date:
2022-11-18 22:51:26 UTC
Tags:
macros trojan opendir exploit cve-2017-11882 loader rat remcos keylogger
Link:
https://app.any.run/tasks/c13a028e-9ed0-43c1-a465-8b59cb1ed1cd

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/336025/
Detection(s):
SecuriteInfo.com.Win32.DropperX-gen.4516.24169.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/637873b62445ecec3cc4e2d4/reports/348e85b8-6565-4517-822f-fa51d030b9c2/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1bf741c8-eddf-449a-8189-35783041f292
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1117021
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Encrypted powershell cmdline option found
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)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Remcos
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Uses dynamic DNS services
Yara detected Remcos RAT
Yara detected WebBrowserPassView password recovery tool
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 749733 Sample: aKmHGqsUCd.exe Startdate: 19/11/2022 Architecture: WINDOWS Score: 100 52 Malicious sample detected (through community Yara rule) 2->52 54 Multi AV Scanner detection for dropped file 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 8 other signatures 2->58 8 aKmHGqsUCd.exe 7 2->8         started        process3 file4 38 C:\Users\user\AppData\Roaming\...\Upnxd.exe, PE32 8->38 dropped 40 C:\Users\user\...\Upnxd.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\...\aKmHGqsUCd.exe.log, ASCII 8->42 dropped 66 Creates an undocumented autostart registry key 8->66 68 Encrypted powershell cmdline option found 8->68 70 Injects a PE file into a foreign processes 8->70 12 aKmHGqsUCd.exe 2 17 8->12         started        17 powershell.exe 16 8->17         started        signatures5 process6 dnsIp7 46 aryexpcrt.ddns.net 68.235.48.108, 49719, 49721, 49733 TZULOUS United States 12->46 48 geoplugin.net 178.237.33.50, 49722, 80 ATOM86-ASATOM86NL Netherlands 12->48 50 192.168.2.1 unknown unknown 12->50 44 C:\ProgramData\remcos\logs.dat, data 12->44 dropped 72 Maps a DLL or memory area into another process 12->72 74 Installs a global keyboard hook 12->74 19 aKmHGqsUCd.exe 1 12->19         started        22 aKmHGqsUCd.exe 12->22         started        24 aKmHGqsUCd.exe 12->24         started        28 18 other processes 12->28 26 conhost.exe 17->26         started        file8 signatures9 process10 signatures11 60 Tries to steal Instant Messenger accounts or passwords 19->60 62 Tries to steal Mail credentials (via file / registry access) 19->62 64 Tries to harvest and steal browser information (history, passwords, etc) 28->64 30 WerFault.exe 23 11 28->30         started        32 WerFault.exe 11 28->32         started        34 WerFault.exe 28->34         started        36 WerFault.exe 28->36         started        process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/139d0b13776f8fea46db2d77f0391b480cf290abcca453aacd2e003e7a618787/
Threat name:
Win32.Trojan.Scarsi
Create hunting rule
Status:
Malicious
First seen:
2022-11-18 12:23:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cooqwe3xn6h6urw3fv37aoi3jagpfeflzssfhkwnfyad46tbq6dq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
masslogger
Create hunting rule
Similar samples:
0773f517b40992fd3e6291eb906558588f1de9e3887bb2433f95bb4ea9f5904a
RemcosRAT
1eb85ede00f809ba0f2ae9ea64c78615705f7314f31934887849c60f86b6505e
RemcosRAT
a4f1f9124305cce82a6b8c70ccde9b4d646103f5b320bd766ad53fcd5a19ff08
RemcosRAT
a54b78279717d2eb6b13e183e0f69e89a023a8b945dfe47e29819f526037548b
RemcosRAT
a7d483a24ac3326297b055b788a4163a59e56341c727dae392b331f4c4b86587
RemcosRAT
c751eef24ba7492781e43c5034f1175ec098ebc72602e68822fd4c09cac0b9bb
RemcosRAT
cdbd543a70aa9f54daccdf108189026ff621568c8084bef3020049155c4f7eab
RemcosRAT
f3cfe8c3bf473c8603e31287ebe7ed5511a2fc03e9257d159951a3f716a91ce6
RemcosRAT
+ 2'438 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:friday deal collection rat spyware stealer
Link:
https://tria.ge/reports/221119-gx7bvsce3v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook accounts
Checks computer location settings
Reads user/profile data of web browsers
NirSoft MailPassView
NirSoft WebBrowserPassView
Nirsoft
Remcos
Malware Config
C2 Extraction:
aryexpcrt.ddns.net:4982
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/9897a049-4ad0-4caf-a272-94bd01da8f87
Unpacked files
SH256 hash:
d126ed62156d95cb75df1810487d65f8615aece3faac94da58e3885380538fb1
MD5 hash:
ef6c9e09566072274baa6808edeee1ef
SHA1 hash:
8afa25f4f5bc7dbfdd3fb23237699cac0efc5180
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/ce1a0bf4-14e2-4c46-b32f-0eef88d98aa2/
SH256 hash:
5aa3e9ca14857226fa6b53f2b210e16b1d8292f298a1e14fd20fb20c3f218f96
MD5 hash:
9ccd489ab6639534309a4460b5abd0cc
SHA1 hash:
89ced75381e8c0e9e95af467aa97ea74bbf90753
Link:
https://www.unpac.me/results/ce1a0bf4-14e2-4c46-b32f-0eef88d98aa2/
SH256 hash:
9d522a90b56a25a39d7d615884540cafabffb9097f518e7563e166eb8d0debe7
MD5 hash:
83efbd5172b80906d23ee1583ff09411
SHA1 hash:
4615f3b98b64e7918971abf4d7a770cf62d2a61b
Link:
https://www.unpac.me/results/ce1a0bf4-14e2-4c46-b32f-0eef88d98aa2/
SH256 hash:
139d0b13776f8fea46db2d77f0391b480cf290abcca453aacd2e003e7a618787
MD5 hash:
e2de5b66b334794c444f3957b2b22d3c
SHA1 hash:
2d3e7fbd7fecc2fe68a0889cc648b03de4144e41
Link:
https://www.unpac.me/results/ce1a0bf4-14e2-4c46-b32f-0eef88d98aa2/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/139d0b13776f/report/overview.html
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
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 139d0b13776f8fea46db2d77f0391b480cf290abcca453aacd2e003e7a618787

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2425659/
Cape
Cape
https://www.capesandbox.com/analysis/336025/

Comments


Avatar
zbet commented on 2022-11-19 06:11:53 UTC

url : hxxp://172.245.142.50/150/vbc.exe