MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0
SHA3-384 hash: 2eaa2bd17c947f811ae2b6262f127b268bb3936cfac50bfc82fe6f1096d47d2b54b40bc749201c96f87851063e2ebd77
SHA1 hash: a398c81b5ff690838f906c3bf0251bb7799d4d36
MD5 hash: 2bd99aad323dd4f889a63e93822ef65d
humanhash: item-salami-item-march
File name:2bd99aad323dd4f889a63e93822ef65d.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'781'760 bytes
First seen:2023-02-06 09:04:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:PzaVOtHUB7lceAvwDl5WJSVNUYAORVmkebYFonBxpr6ezkE03dmKfTmQBrDROGdH:QNHVzebYa16Tw4HV
Threatray 2'595 similar samples on MalwareBazaar
TLSH T15785C6B894BF46DAE00FC9911BB8FDE9017671F3D9E10DA5036CA6042F2AEB47E0554B
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter abuse_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
175
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
2bd99aad323dd4f889a63e93822ef65d.exe
Verdict:
Malicious activity
Analysis date:
2023-02-06 09:12:30 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/f74d4738-ed51-40ee-b811-24c8b8093ec4

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/360683/
Detection(s):
SecuriteInfo.com.PUA.EmbeddedEXE-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Running batch commands
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Setting a keyboard event handler
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/63e0c2c089bd67c10fdcbd14/reports/c84521b8-b60b-4817-809d-32c03934f0f5/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0
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:
Unknown
Link:
https://analyze.intezer.com/analyses/951ead93-a319-4454-854f-f7400c3cce62
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1166412
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Connects to many ports of the same IP (likely port scanning)
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected Costura Assembly Loader
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 799182 Sample: dwmwuo7l2W.exe Startdate: 06/02/2023 Architecture: WINDOWS Score: 100 66 tuekisaa.ac.ug 2->66 68 parthaha.ac.ug 2->68 70 2 other IPs or domains 2->70 76 Malicious sample detected (through community Yara rule) 2->76 78 Antivirus detection for URL or domain 2->78 80 Antivirus / Scanner detection for submitted sample 2->80 82 10 other signatures 2->82 8 dwmwuo7l2W.exe 1 5 2->8         started        12 Wfhojemul.exe 2 2->12         started        14 Wfhojemul.exe 1 2->14         started        signatures3 process4 file5 46 C:\Users\user\AppData\...\Wfhojemul.exe, PE32 8->46 dropped 48 C:\Users\...\Wfhojemul.exe:Zone.Identifier, ASCII 8->48 dropped 50 C:\Users\user\AppData\...\dwmwuo7l2W.exe.log, ASCII 8->50 dropped 84 Encrypted powershell cmdline option found 8->84 86 Injects a PE file into a foreign processes 8->86 16 dwmwuo7l2W.exe 2 3 8->16         started        20 cmd.exe 1 8->20         started        22 powershell.exe 16 8->22         started        88 Antivirus detection for dropped file 12->88 90 Multi AV Scanner detection for dropped file 12->90 92 Machine Learning detection for dropped file 12->92 24 Wfhojemul.exe 12->24         started        26 powershell.exe 13 12->26         started        28 Wfhojemul.exe 12->28         started        34 2 other processes 12->34 30 Wfhojemul.exe 14->30         started        32 powershell.exe 14->32         started        signatures6 process7 dnsIp8 52 nikahuve.ac.ug 37.0.14.204, 49690, 49691, 49692 WKD-ASIE Netherlands 16->52 54 tuekisaa.ac.ug 16->54 60 2 other IPs or domains 16->60 72 Installs a global keyboard hook 16->72 74 Encrypted powershell cmdline option found 20->74 36 powershell.exe 19 20->36         started        38 conhost.exe 20->38         started        40 conhost.exe 22->40         started        56 tuekisaa.ac.ug 24->56 62 2 other IPs or domains 24->62 42 conhost.exe 26->42         started        58 tuekisaa.ac.ug 30->58 64 2 other IPs or domains 30->64 44 conhost.exe 32->44         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-02-05 10:17:33 UTC
AV detection:
11 of 38 (28.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3c72ygikakmcuhpuw6etpz234n4ipvwrldiccoi5wyhzv4wkixaa._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
032f8672b774c3a0edd3b84b0f809e1901319a2b0a4a60704e75f92bdac4f7bb
RemcosRAT
03541b2cf3bf022eda584b9ead6b6edeb7a47e8ccaa99b2415ee56694c9868cb
RemcosRAT
23dd65161a7f297125c40f5c9e12d9c0bc9c314021a74de9d47ec8bc13146b18
RemcosRAT
3fc5fe06474624df2032970d6c877080a12fdbd0b35f53622e11eb8788ed6c4a
RemcosRAT
69b7150f7be7cfd685c50328e9554d28d99e9f7babdf19eb10ea350a3658f2ac
RemcosRAT
a4da37e92ca54c8851ad144fba875b61e2018f69bbe43b11926d8f8d831b56f0
RemcosRAT
aecb74252f3ae4e3d912c1983de70c06ac29c69b287b31e45d29fbee0ccb5772
RemcosRAT
+ 2'585 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:02052023 persistence rat
Link:
https://tria.ge/reports/230206-k1622sda36/
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
Malware Config
C2 Extraction:
nikahuve.ac.ug:65213
kalskala.ac.ug:65213
tuekisaa.ac.ug:65213
parthaha.ac.ug:65213
Unpacked files
SH256 hash:
3336d4f4aba66eac9f307afbca934e20e33c9d11c8e837f248eded031c4a1a62
MD5 hash:
d1f7cac3f4952690690e3c811455d741
SHA1 hash:
bccbd7750eb80a6678c16f0980be5adec162d275
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/747e5bdb-aaf3-4181-a4da-8f7581f7a45b/
SH256 hash:
fb89e2d6385b1341bcb6eaebf1144769288837d326a2d81ae88bd93d8917384a
MD5 hash:
d1b34a3a6e18d2520c4b6042c3548d47
SHA1 hash:
1ea8aef9c9330b9c8fda81bfefa194214e5b9455
Link:
https://www.unpac.me/results/747e5bdb-aaf3-4181-a4da-8f7581f7a45b/
SH256 hash:
176a3188e5c70f09cf318c9c5c9896904e27e1e6d7990a1da1ffad3c346ecf5f
MD5 hash:
fe57de4f8e68377e6f986e39d35f7fe9
SHA1 hash:
09be601dddb615afa2994d720815dc605515ce97
Link:
https://www.unpac.me/results/747e5bdb-aaf3-4181-a4da-8f7581f7a45b/
SH256 hash:
d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0
MD5 hash:
2bd99aad323dd4f889a63e93822ef65d
SHA1 hash:
a398c81b5ff690838f906c3bf0251bb7799d4d36
Link:
https://www.unpac.me/results/747e5bdb-aaf3-4181-a4da-8f7581f7a45b/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d8bfac190a02/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0

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 d8bfac190a02982a1df4b78937e75be37887d6d158d021391db60f9af2ca45c0

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/360683/
  
URLhaus
https://urlhaus.abuse.ch/url/2531839/
  
Delivery method
Distributed via web download

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