MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 46a376d25369d059b1c149d8fb4821aa3ddb504bb381a02f3d5e4e019a41ed4d. 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: 9


Intelligence 9 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 46a376d25369d059b1c149d8fb4821aa3ddb504bb381a02f3d5e4e019a41ed4d
SHA3-384 hash: f5eece6039d4ab856a386f7b21e4bf9a6a741345d05f00bd6cf24b0d684a18487ce0438ab3a297a57a9167c4e51c82f6
SHA1 hash: f73aee98ac6a4238609b2f9a8fa4db97e20f63c7
MD5 hash: ed8e33c0ab56e0d9ec7d7c65e3837091
humanhash: west-tango-equal-grey
File name:Purchase Order Enquiry_3114U0-001,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:711'168 bytes
First seen:2021-07-23 11:24:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 58af898a8945f807ca70ebf9933b9268 (4 x RemcosRAT, 1 x BitRAT)
ssdeep 12288:RcOqhpe5sWWUgjIkdcCMTOArWe/C36lAnm4vNOpRKa:R7q+sWiItCoCdv
Threatray 2'205 similar samples on MalwareBazaar
TLSH T19CE47C52A532C8F2D4261A7D0C172A68A8A6ED3035302D491AA5F83CFFBF5D13C6DB57
dhash icon 72c28292b2a888e0 (7 x RemcosRAT, 1 x BitRAT, 1 x AveMariaRAT)
Reporter malwarelabnet
Tags:exe modiloader remcos RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
141
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order Enquiry_3114U0-001,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-07-23 11:26:51 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/8a9810d7-228c-47d8-9eb7-01bc27d9a561

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/173602/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.19331.4272.UNOFFICIAL
Create hunting rule

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:
Loki
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/85e751a7-fa18-4d1d-9e3d-21ac0ec045dc
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/820718
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 453129 Sample: Purchase Order Enquiry_3114... Startdate: 23/07/2021 Architecture: WINDOWS Score: 100 30 goddywin.freedynamicdns.net 2->30 54 Multi AV Scanner detection for domain / URL 2->54 56 Found malware configuration 2->56 58 Malicious sample detected (through community Yara rule) 2->58 60 6 other signatures 2->60 7 Purchase Order Enquiry_3114U0-001,pdf.exe 1 19 2->7         started        12 Pwdilkp.exe 16 2->12         started        14 Pwdilkp.exe 16 2->14         started        signatures3 process4 dnsIp5 32 r50yjw.dm.files.1drv.com 7->32 34 onedrive.live.com 7->34 36 dm-files.fe.1drv.com 7->36 24 C:\Users\Public\Libraries\...\Pwdilkp.exe, PE32 7->24 dropped 62 Writes to foreign memory regions 7->62 64 Allocates memory in foreign processes 7->64 66 Creates a thread in another existing process (thread injection) 7->66 16 secinit.exe 2 7->16         started        38 r50yjw.dm.files.1drv.com 12->38 42 2 other IPs or domains 12->42 68 Multi AV Scanner detection for dropped file 12->68 70 Machine Learning detection for dropped file 12->70 72 Injects a PE file into a foreign processes 12->72 20 secinit.exe 12->20         started        40 r50yjw.dm.files.1drv.com 14->40 44 2 other IPs or domains 14->44 22 mshta.exe 14->22         started        file6 signatures7 process8 dnsIp9 26 goddywin.freedynamicdns.net 185.140.53.11, 49728, 49729, 49730 DAVID_CRAIGGG Sweden 16->26 28 192.168.2.1 unknown unknown 16->28 46 Contains functionality to steal Chrome passwords or cookies 16->46 48 Contains functionality to capture and log keystrokes 16->48 50 Contains functionality to inject code into remote processes 16->50 52 Contains functionality to steal Firefox passwords or cookies 16->52 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/46a376d25369d059b1c149d8fb4821aa3ddb504bb381a02f3d5e4e019a41ed4d/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2021-07-23 09:05:14 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=i2rxnustnhiftmobjhmpwsbbvi65wuclwoa2alz5lzhadgsb5vgq._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
17c742f29afb5c4352f3fb0079fbb0b2d72da1e65cfc59695f9a7259088b4615
RemcosRAT
1d61d1e99f05f85dbe885fc183a1b5fe81c0d47350868484186705d491a6577a
RemcosRAT
37d7dd5be37e03b4168ad2339f996d2b42a7552212e34fbc041f872838ab85e4
RemcosRAT
49cd69981ba93f82911e3c5d6cd5afbd7e035001a6d9f5f0643415f5d7e61590
RemcosRAT
512f42f440c86ec0b776da00cb7be1aac494914af73a8d47ada5b6a4b5f208eb
RemcosRAT
52fa8487efeb8b203fb1f37501c366088b71de4ded620695ba2e34e8c0f446a2
RemcosRAT
93e8c5b7f7c4b18efb1f1c09c5ad9c5d8782611b9417f19063cdd17f3cdd92ee
RemcosRAT
d67dde5621d6de76562bc2812f04f986b441601b088aa936d821c0504eb4f7aa
RemcosRAT
e65bff9943ab7ccc3713619a8d908f6caf5392c0c47defe3b66ca9009d2177ed
RemcosRAT
ef842b61ba7b4de87f9c6ab12cdd68e23c97ee6100b3eabcde0078537af9feb8
RemcosRAT
+ 2'195 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:good persistence rat
Link:
https://tria.ge/reports/210723-a1w9q1fnwe/
Behaviour
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
goddywin.freedynamicdns.net:7310
Unpacked files
SH256 hash:
d174ea83359cec0b0a35da88fa2a1791a1308e35a5e36e83f51a2723e48582a6
MD5 hash:
5c63077607b089e7045eb5e93d8324d9
SHA1 hash:
9ca12c4d6e4a97269d26fe6755aae441276bff42
Link:
https://www.unpac.me/results/c7f17e97-f599-42bb-88b3-0435ecde5ae7/
SH256 hash:
46a376d25369d059b1c149d8fb4821aa3ddb504bb381a02f3d5e4e019a41ed4d
MD5 hash:
ed8e33c0ab56e0d9ec7d7c65e3837091
SHA1 hash:
f73aee98ac6a4238609b2f9a8fa4db97e20f63c7
Link:
https://www.unpac.me/results/c7f17e97-f599-42bb-88b3-0435ecde5ae7/
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/46a376d25369d059b1c149d8fb4821aa3ddb504bb381a02f3d5e4e019a41ed4d

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:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
Rule name:Parallax
Create hunting rule
Author:@bartblaze
Description:Identifies Parallax RAT.
Rule name:Remcos
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Remcos in memory
Rule name:remcos_rat
Create hunting rule
Author:jeFF0Falltrades
Rule name:REMCOS_RAT_variants
Create hunting rule
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/173602/

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