MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596
SHA3-384 hash: 1aa5478e8535ad933cc6dc2fe618d605010d96ad6161a2d827be65deefb5292a8dcb394618cf29beb4a8fa8455ca89ae
SHA1 hash: c13144186447560f1108febde6bbbb157e07ab34
MD5 hash: 3a7199d2c5335d8f4442cc332589ade5
humanhash: ohio-sweet-cold-moon
File name:NUEVO PO 2006-020 MAQQO,pdf.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:849'408 bytes
First seen:2021-10-04 06:13:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8bef6a4d96b506b71db09bffc4184dc7 (5 x RemcosRAT)
ssdeep 12288:tFJgcBmkZEwyRiET71YDWV0YLE+VotReP3mfCL9tZK6O90Oe6jkOGbGR:HGe5aXRiEiDWVxL8qPm6L9tZ2jG
Threatray 1'207 similar samples on MalwareBazaar
TLSH T1E8056D5BFEF088B5C421063D2D8A93987435AF772869945427FF1D1CA72E773381A2A3
File icon (PE):PE icon
dhash icon 36f0390284e2da70 (12 x RemcosRAT, 7 x Formbook, 1 x OskiStealer)
Reporter lowmal3
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NUEVO PO 2006-020 MAQQO,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-10-04 06:17:06 UTC
Tags:
trojan rat remcos
Link:
https://app.any.run/tasks/b3f469f0-92cd-4201-9f78-bae8bcd96f3a

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/194430/
Detection(s):
Win.Trojan.Remcos-9897068-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
keylogger packed
Link:
https://www.filescan.io/uploads/615c2fb7e3d213d202b77440/reports/34eebde9-5c99-47d1-b8bd-3d6e977c7caf/overview
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9bb23f30-3bf8-4cbb-b72f-1f5baae08808
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863661
Signature
C2 URLs / IPs found in malware configuration
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)
Delayed program exit found
Detected Remcos RAT
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 496089 Sample: NUEVO PO 2006-020 MAQQO,pdf.exe Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 44 newlogs.ddns.net 2->44 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 Multi AV Scanner detection for submitted file 2->66 68 4 other signatures 2->68 9 NUEVO PO 2006-020 MAQQO,pdf.exe 1 22 2->9         started        14 Ltxxdaf.exe 15 2->14         started        16 Ltxxdaf.exe 15 2->16         started        signatures3 process4 dnsIp5 48 ztmqgw.sn.files.1drv.com 9->48 50 sn-files.fe.1drv.com 9->50 52 onedrive.live.com 9->52 42 C:\Users\Public\Libraries\...\Ltxxdaf.exe, PE32 9->42 dropped 78 Writes to foreign memory regions 9->78 80 Creates a thread in another existing process (thread injection) 9->80 82 Injects a PE file into a foreign processes 9->82 18 mobsync.exe 2 9->18         started        22 cmd.exe 1 9->22         started        24 cmd.exe 1 9->24         started        54 ztmqgw.sn.files.1drv.com 14->54 58 2 other IPs or domains 14->58 84 Multi AV Scanner detection for dropped file 14->84 26 DpiScaling.exe 14->26         started        56 ztmqgw.sn.files.1drv.com 16->56 60 2 other IPs or domains 16->60 28 mobsync.exe 16->28         started        file6 signatures7 process8 dnsIp9 46 newlogs.ddns.net 185.140.53.11, 49776, 49777, 49778 DAVID_CRAIGGG Sweden 18->46 70 Contains functionality to steal Chrome passwords or cookies 18->70 72 Contains functionality to inject code into remote processes 18->72 74 Contains functionality to steal Firefox passwords or cookies 18->74 30 reg.exe 1 22->30         started        32 conhost.exe 22->32         started        34 cmd.exe 1 24->34         started        36 conhost.exe 24->36         started        76 Delayed program exit found 26->76 signatures10 process11 process12 38 conhost.exe 30->38         started        40 conhost.exe 34->40         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596/
Threat name:
Win32.Downloader.FormBook
Create hunting rule
Status:
Malicious
First seen:
2021-10-01 18:33:41 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qvjealvnkfyjoekkopqmep4hmxkzvrhiiyvg2sz2zbxxjnc5awla._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
04f483018f53c35976cfd9c4b5191279761a351b3e135a70ae9c5c2b53be154b
RemcosRAT
098777450fb98055538af7369ae8b2ae93513fb853fed0ab72ae0304917165ce
RemcosRAT
345a3a6d237b412a796b28b93018e1b55a998caaa6d3f5ff0cd57e390f9ac247
RemcosRAT
3fc2840701411a029cb8f46f1f57a6038256a48c028b64585911ef26ec36e89f
RemcosRAT
700679794ef89485d9a296d15f3baf8ea3be9ec4d3657b60d62ad5dc021fbb69
RemcosRAT
b9384216a5aea20cd398e51c6549bb84d6b252f3fde114010e3cc0c60b1e2b13
RemcosRAT
bb63c61554ccc2caa79eec3705c3e4ce41626e88f375a8a1bc5b514e489b0f04
RemcosRAT
c87cff3c7f00d56ce450d19492210e84e7277790129eb83e25213021cb0fe369
RemcosRAT
e8fd9fa558e765a0a6273a0ba98195347c8c388491e4e6186fccf4d8a69baf84
RemcosRAT
+ 1'197 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos botnet:zuuby moni persistence rat
Link:
https://tria.ge/reports/211004-gzc6ssfhc2/
Behaviour
Modifies registry key
Suspicious use of WriteProcessMemory
Adds Run key to start application
Remcos
Malware Config
C2 Extraction:
newlogs.ddns.net:6565
Unpacked files
SH256 hash:
f808a11e5b1cb4332bb4d65cdbcf1e0ca7323b15bcf73cb7462ad3eb30f05703
MD5 hash:
6cfdeebc3c72279486ddd229eb14b009
SHA1 hash:
e3a2a0a2a0fabd55415c9007f52c79fe9e19e0a7
Link:
https://www.unpac.me/results/9e559848-bd1a-4db6-92eb-80550795d225/
SH256 hash:
8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596
MD5 hash:
3a7199d2c5335d8f4442cc332589ade5
SHA1 hash:
c13144186447560f1108febde6bbbb157e07ab34
Link:
https://www.unpac.me/results/9e559848-bd1a-4db6-92eb-80550795d225/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8552402ead51/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/8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596

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_EnvVarScheduledTasks
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC (ab)using Environment Variables in Scheduled Tasks
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
Create hunting rule
Author:ditekSHen
Description:detects Windows exceutables potentially bypassing UAC using eventvwr.exe
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

File information

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

Malspam

RemcosRAT

Executable exe 8552402ead517097114a73e0c23f8765d59ac4e8462a6d4b3ac86f74b45d0596

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/194430/

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