MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734. 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 16 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734
SHA3-384 hash: 64c53863752e646f366ae9b59053d96a0e116916e28fce97fa32b3f2f3c570e481a34fb64f199a35582380669c91e07e
SHA1 hash: 11975f42bc5e8f8fe3b8d670f9ebc9ab85bf0619
MD5 hash: c51f4c8cdfbff29590f84982c7b89916
humanhash: snake-iowa-jersey-fix
File name:dhl express delivery 35467456.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:874'496 bytes
First seen:2023-02-22 10:57:21 UTC
Last seen:2023-02-22 12:54:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a3d9f92584659c30b97f5fa80eb2564f (2 x RemcosRAT)
ssdeep 12288:kdX/1IsWLUn85Ru7HGCNIHKI0lnsUwjPc8KD5I:kRNgUn8ru7HGTqIMiwD5I
TLSH T18B059E17FE910C77C8B21A3A4E0BB3B558297F202D2554463BD27F8E9F3E6512F6214A
TrID 44.6% (.EXE) InstallShield setup (43053/19/16)
14.7% (.EXE) Win32 Executable Delphi generic (14182/79/4)
13.5% (.SCR) Windows screen saver (13097/50/3)
10.9% (.EXE) Win64 Executable (generic) (10523/12/4)
4.6% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 30828c988c868830 (2 x RemcosRAT)
Reporter abuse_ch
Tags:DHL exe RAT RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
dhl express delivery 35467456.exe
Verdict:
Malicious activity
Analysis date:
2023-02-22 11:48:08 UTC
Tags:
installer
Link:
https://app.any.run/tasks/b6968768-741f-4e3a-a5d4-831ab32f4c41

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/368959/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.65611112.5566.14103.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching cmd.exe command interpreter
Launching a process
Creating a process from a recently created file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/72190/overview
Behaviour
MalwareBazaar
CheckScreenResolution
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
67%
Tags:
keylogger
Link:
https://www.filescan.io/uploads/63f5f53da6ba2f75a978bca3/reports/d3620812-5cfe-4ab3-909c-6fc8895e2ad9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734
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/f5aae11b-4ff8-4f3d-8fb7-8138215963da
Result
Threat name:
Remcos, DBatLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1180798
Signature
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
Detected unpacking (creates a PE file in dynamic memory)
DLL side loading technique detected
Drops executables to the windows directory (C:\Windows) and starts them
Drops PE files with a suspicious file extension
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
Sigma detected: Remcos
Snort IDS alert for network traffic
Suspicious powershell command line found
Uses dynamic DNS services
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected DBatLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 813627 Sample: dhl express delivery 35467456.exe Startdate: 22/02/2023 Architecture: WINDOWS Score: 100 61 Snort IDS alert for network traffic 2->61 63 Multi AV Scanner detection for domain / URL 2->63 65 Malicious sample detected (through community Yara rule) 2->65 67 10 other signatures 2->67 10 dhl express delivery 35467456.exe 20 2->10         started        process3 dnsIp4 55 l-0003.l-dc-msedge.net 13.107.43.12, 443, 49700 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 10->55 57 web.fe.1drv.com 10->57 59 3 other IPs or domains 10->59 45 C:\Users\Public\Libraries\netutils.dll, PE32+ 10->45 dropped 47 C:\Users\Public\Libraries\kgupavwV.pif, PE32 10->47 dropped 49 C:\Users\Public\Libraries\easinvoker.exe, PE32+ 10->49 dropped 71 Writes to foreign memory regions 10->71 73 Allocates memory in foreign processes 10->73 75 Creates a thread in another existing process (thread injection) 10->75 77 Injects a PE file into a foreign processes 10->77 15 cmd.exe 3 10->15         started        18 kgupavwV.pif 2 10->18         started        file5 signatures6 process7 dnsIp8 79 Uses ping.exe to sleep 15->79 81 Drops executables to the windows directory (C:\Windows) and starts them 15->81 83 Uses ping.exe to check the status of other devices and networks 15->83 21 easinvoker.exe 15->21         started        23 PING.EXE 1 15->23         started        26 xcopy.exe 2 15->26         started        29 6 other processes 15->29 51 staywoke.ddns.net 171.22.30.122, 2406, 49701 CMCSUS Germany 18->51 85 Detected unpacking (creates a PE file in dynamic memory) 18->85 signatures9 process10 dnsIp11 31 cmd.exe 1 21->31         started        53 127.0.0.1 unknown unknown 23->53 41 C:\Windows \System32\easinvoker.exe, PE32+ 26->41 dropped 43 C:\Windows \System32\netutils.dll, PE32+ 29->43 dropped file12 process13 signatures14 87 Suspicious powershell command line found 31->87 89 Adds a directory exclusion to Windows Defender 31->89 34 powershell.exe 21 31->34         started        37 conhost.exe 31->37         started        process15 signatures16 69 DLL side loading technique detected 34->69 39 conhost.exe 34->39         started        process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-21 14:15:03 UTC
File Type:
PE (Exe)
Extracted files:
73
AV detection:
22 of 25 (88.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vnvzqw4be6fojzmcpa5g3xz3zk4p57eujozz2ivr3anfhlgxe42a._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:modiloader family:remcos botnet:kelsy rat trojan
Link:
https://tria.ge/reports/230222-m2v3aaah94/
Behaviour
Enumerates system info in registry
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes dropped EXE
Loads dropped DLL
ModiLoader Second Stage
ModiLoader, DBatLoader
Remcos
Malware Config
C2 Extraction:
staywoke.ddns.net:2406
Unpacked files
SH256 hash:
4682349d95a915780d239aae771d26869576b7c77efb983608b3907c83bdc7c6
MD5 hash:
df0cb93015884d62e4d550b1aca736d0
SHA1 hash:
1b5cef77fe197658b5179c4856a455fa81ae472a
Detections:
win_dbatloader_g1
Create hunting rule
Link:
https://www.unpac.me/results/ace8b059-9dfa-4c19-859c-20f3d8f538a1/
Parent samples :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 hash:
ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734
MD5 hash:
c51f4c8cdfbff29590f84982c7b89916
SHA1 hash:
11975f42bc5e8f8fe3b8d670f9ebc9ab85bf0619
Detections:
DbatLoaderStage1
Create hunting rule
Link:
https://www.unpac.me/results/ace8b059-9dfa-4c19-859c-20f3d8f538a1/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ab6b985b8127/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/ab6b985b81278ae4e582783a6ddf3bcab8fefc944bb39d22b1d81a53acd72734

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:ach_RemcosRAT
Create hunting rule
Author:abuse.ch
Rule name:CMD_Ping_Localhost
Create hunting rule
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:malware_Remcos_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:kevoreilly
Description:Remcos Payload
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:SUSP_VBS_Wscript_Shell
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon
Rule name:Typical_Malware_String_Transforms
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Typical_Malware_String_Transforms_RID3473
Create hunting rule
Author:Florian Roth
Description:Detects typical strings in a reversed or otherwise modified form
Reference:Internal Research
Rule name:Windows_Trojan_Remcos_b296e965
Create hunting rule
Author:Elastic Security
Rule name:win_remcos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.remcos.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/368959/

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