MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8
SHA3-384 hash: 6d15bc915cdf4435c3e357ba25a862d267051555c5a5a94d171a7d755db21ed23ba3224dbdada25c95ffb629a482ec57
SHA1 hash: 33989b7084ee8ad7a83b87e92c8848e1203d16b4
MD5 hash: af08db629c6f6a861f8674a83342c5f2
humanhash: freddie-sad-golf-sierra
File name:af08db629c6f6a861f8674a83342c5f2
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'136'640 bytes
First seen:2022-10-22 04:55:05 UTC
Last seen:2022-10-22 06:06:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'207 x SnakeKeylogger)
ssdeep 24576:qIakPPpLnSkhNFo6m/AXbPPsjBhngeseMoF:Fhn1hNFpm/ArMtieIoF
TLSH T14F352364BAA3CA62E56C5B3180C2917D43A25F42F2B3EB8F68C5067143557E78FD0BC6
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d02f2b3337297b96 (20 x RemcosRAT, 4 x AgentTesla, 1 x NanoCore)
Reporter zbetcheckin
Tags:32 exe RemcosRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
234
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
remcos
Create hunting rule
ID:
1
File name:
af08db629c6f6a861f8674a83342c5f2
Verdict:
Malicious activity
Analysis date:
2022-10-22 04:55:36 UTC
Tags:
rat remcos
Link:
https://app.any.run/tasks/ba19eabe-2242-426d-b064-ed6eabfafde8

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/322502/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.45456.19742.2074.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Running batch commands
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/635377e3898b0652a4b9503d/reports/4f8ff67a-faac-49a6-8f6b-eb7f9bcfb5b3/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/581fec31-a056-4f11-860e-5438ae2b4369
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1095294
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
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: Remcos
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 727935 Sample: WjYN9fgGEK.exe Startdate: 22/10/2022 Architecture: WINDOWS Score: 100 46 gdyhjjdhbvxgsfe.gotdns.ch 2->46 50 Multi AV Scanner detection for domain / URL 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for dropped file 2->54 56 10 other signatures 2->56 11 WjYN9fgGEK.exe 3 2->11         started        14 qoc.exe 2 2->14         started        16 qoc.exe 2 2->16         started        signatures3 process4 file5 44 C:\Users\user\AppData\...\WjYN9fgGEK.exe.log, ASCII 11->44 dropped 18 WjYN9fgGEK.exe 4 4 11->18         started        21 qoc.exe 14->21         started        23 qoc.exe 16->23         started        process6 file7 38 C:\Users\user\AppData\Roaming\qoc.exe, PE32 18->38 dropped 40 C:\Users\user\...\qoc.exe:Zone.Identifier, ASCII 18->40 dropped 42 C:\Users\user\AppData\Local\...\install.vbs, data 18->42 dropped 25 wscript.exe 1 18->25         started        process8 process9 27 cmd.exe 1 25->27         started        process10 29 qoc.exe 3 27->29         started        32 conhost.exe 27->32         started        signatures11 60 Antivirus detection for dropped file 29->60 62 Multi AV Scanner detection for dropped file 29->62 64 Machine Learning detection for dropped file 29->64 34 qoc.exe 2 1 29->34         started        process12 dnsIp13 48 gdyhjjdhbvxgsfe.gotdns.ch 37.139.129.71, 2718, 49722, 49723 LVLT-10753US Germany 34->48 58 Installs a global keyboard hook 34->58 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-10-20 08:06:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
23 of 41 (56.10%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=3pf3bnbt6adj46fjfdytnw5m66xxoidjmcfnx5mjorip33ixw7ma._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:awele persistence rat
Link:
https://tria.ge/reports/221022-fkn43sagc2/
Behaviour
Modifies registry class
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
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
gdyhjjdhbvxgsfe.gotdns.ch:2718
Gathering data
Unpacked files
SH256 hash:
3732144b330655266cd8fb3268fc655e2c8725a49f574dd27e299354191be80d
MD5 hash:
01b8729955c1e48e807555c221e565d4
SHA1 hash:
20d66570d1b29d8fe90b3e2e9ba806f67465d12c
Link:
https://www.unpac.me/results/0ab41f71-6a9f-402c-ab41-4b2494f3b747/
SH256 hash:
477aebaa67ced3fe9801b850d05085e283d4fe3deaf641ea3179df566bee72ad
MD5 hash:
b8bc5aa01ba8d175ba82406da8e29d30
SHA1 hash:
df9382e28e3f7cdd542927fa518f574ef5452d87
Link:
https://www.unpac.me/results/0ab41f71-6a9f-402c-ab41-4b2494f3b747/
SH256 hash:
3b6702adc42117a38b7bf1717ecc841af3ee982b48993a566768ecfc9a731c5f
MD5 hash:
c5527397e4d461db1de61f0a6ce5b7b1
SHA1 hash:
2f1b077814e6e5167d5baca0004df0bfaa8eb3e5
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/0ab41f71-6a9f-402c-ab41-4b2494f3b747/
Parent samples :
54b26ce37f6c901e3157fd3dffa4d49618db3eb9a529af1fe4311babe09ed9e2
3462127ba6b90b84e7d22a649863fef52cc1835604f0fb21a6b3e3f3a7694d92
59996e46fa86a5171913b9715a58b9a39d79fe78fadda1fa6e2480fefbcebe1e
614857a325730ca4d684d3311525cce25270bf147d39d454b6be9caa2f3fd407
dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8
c765e8e36e5a0531113150ee30a6f392100c40313c88ead534aa80643f88260d
7c33d44d75a37884953684b1ea29d1467e52a3793858e1557d1f3cefe3de2c34
4d87f600c35b4b795142195bbe75c8e1a80f3c587c0c5eea6afa20d2f6587861
SH256 hash:
4142146b9d0380a5d93f185f271f36c30afbf458c83eb48e859d92ff5e38aadf
MD5 hash:
1dabaa85867cb37fffad2af11135e0b7
SHA1 hash:
1c043422adab3d8e2e453bf10ec4e9661a5e91f6
Link:
https://www.unpac.me/results/0ab41f71-6a9f-402c-ab41-4b2494f3b747/
SH256 hash:
dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8
MD5 hash:
af08db629c6f6a861f8674a83342c5f2
SHA1 hash:
33989b7084ee8ad7a83b87e92c8848e1203d16b4
Link:
https://www.unpac.me/results/0ab41f71-6a9f-402c-ab41-4b2494f3b747/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/dbcbb0b433f0/report/overview.html
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/dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8

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 dbcbb0b433f0069e78a928f136dbacf7af772069608adbf5897450fded17b7d8

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2381620/
Cape
Cape
https://www.capesandbox.com/analysis/322502/

Comments


Avatar
zbet commented on 2022-10-22 04:55:22 UTC

url : hxxp://185.216.71.161/HHH.exe