MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
SHA3-384 hash: a2bdc659d8328253f669deebd20bae145ab3130c89c06fc7f96f4ae7618ea964a16bbdcf3f9228d6ddf6b9c914faa0d3
SHA1 hash: 274e3b1be233129a95658fe508706c0ebc4114a5
MD5 hash: 2108fe4bc36c181c43d01825b56d8349
humanhash: orange-johnny-idaho-juliet
File name:佳川立 20241202 KAOHSIUNG-MANILA NORTH PORT 1x20' SO.scr
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:1'013'760 bytes
First seen:2024-11-28 22:59:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:M1zGUxjPe4rOMAsZXQsjoMCgkVbjw1292uP3:CL5e4CMAYXiMCFVbjw49bP
Threatray 505 similar samples on MalwareBazaar
TLSH T17D251255266BD912D4E24BB00A92E3F803798E8DA902D307DBDDBEFF7D2A7163440395
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter threatcat_ch
Tags:exe RemcosRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
428
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
佳川立 20241202 KAOHSIUNG-MANILA NORTH PORT 1x20' SO.scr
Verdict:
No threats detected
Analysis date:
2024-11-28 23:00:44 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/b3bf746b-7c0f-42d0-a612-a548203139d2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3134.19644.16776.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6748f71be64d1c722d79debe
Tags:
remcos virus gates msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
Malware family:
REMCOS
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/61f2c9b9-5242-4248-a547-aeaae67d3782
Result
Threat name:
PureLog Stealer, Remcos
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1564895
Signature
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to register a low level keyboard hook
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Contains functionalty to change the wallpaper
Creates autostart registry keys with suspicious names
Delayed program exit found
Drops executable to a common third party application directory
Found malware configuration
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
Suricata IDS alerts for network traffic
Yara detected AntiVM3
Yara detected PureLog Stealer
Yara detected Remcos RAT
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1564895 Sample: #U4f73#U5ddd#U7acb 20241202... Startdate: 29/11/2024 Architecture: WINDOWS Score: 100 44 geoplugin.net 2->44 50 Suricata IDS alerts for network traffic 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 14 other signatures 2->56 9 #U4f73#U5ddd#U7acb 20241202 KAOHSIUNG-MANILA NORTH PORT 1x20' SO.scr.exe 3 2->9         started        12 Adobe.exe 2 2->12         started        14 Adobe.exe 2 2->14         started        16 Adobe.exe 2 2->16         started        signatures3 process4 file5 42 #U4f73#U5ddd#U7acb...x20' SO.scr.exe.log, ASCII 9->42 dropped 18 #U4f73#U5ddd#U7acb 20241202 KAOHSIUNG-MANILA NORTH PORT 1x20' SO.scr.exe 2 4 9->18         started        22 Adobe.exe 12->22         started        24 Adobe.exe 14->24         started        26 Adobe.exe 16->26         started        process6 file7 38 C:\ProgramData\Adobe\Adobe.exe, PE32 18->38 dropped 40 C:\ProgramData\...\Adobe.exe:Zone.Identifier, ASCII 18->40 dropped 58 Creates autostart registry keys with suspicious names 18->58 60 Drops executable to a common third party application directory 18->60 28 Adobe.exe 3 18->28         started        signatures8 process9 signatures10 62 Multi AV Scanner detection for dropped file 28->62 64 Machine Learning detection for dropped file 28->64 31 Adobe.exe 3 14 28->31         started        34 Adobe.exe 28->34         started        36 Adobe.exe 28->36         started        process11 dnsIp12 46 104.250.180.178, 49707, 7902 M247GB United States 31->46 48 geoplugin.net 178.237.33.50, 49709, 80 ATOM86-ASATOM86NL Netherlands 31->48
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
Detection:
remcos
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f/
Threat name:
Win32.Backdoor.Remcos
Create hunting rule
Status:
Malicious
First seen:
2024-11-28 07:55:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6nwdscclndq4s33nsyfj334ucmckhmxzhed5mzifq4jfmj52vcpq._file
Verdict:
malicious
Label(s):
unknown_loader_037
Create hunting rule
Similar samples:
2c67cd53627199ab4741a3fe73a317b1f91fd46544e06ed251b8ab8b444170a8
RemcosRAT
2ef8e6a7e290f566d0e90f72b8567fe92952dcf6a0f29c673c64794b7d799c41
RemcosRAT
6dd55c94a5e3c10bb10494f9b5028f67e9a10370c88960194b9874fa7e6d5504
RemcosRAT
efd64c0b88bbe45461d13b2a0acd9544218f819f4579af35b5fc92e20d5f6fa5
RemcosRAT
error
RemcosRAT
f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
RemcosRAT
fad241104ff46cc7d2c54f6847779dfec18c6bd51bd6114ec2d120f93b61eac9
RemcosRAT
+ 495 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/241128-2yy24atnh1/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/373db758-8695-403e-af41-95ba59ac8615
Unpacked files
SH256 hash:
16122fbd580816baa3ca033da55a2e8e6fb30e9f85c3bbd42400ab9012bb788f
MD5 hash:
0d60e3a78a458c335f4a535cc8b4d26d
SHA1 hash:
c058a032121addb940ada87eb13af6c85e00e13c
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/cbf70171-7670-408c-8f7a-b9d5f2ed557a/
SH256 hash:
4f409172dea34d73abb7a9352e910f2c2e80dc773d08c2636f6e9179cffbfc48
MD5 hash:
9702d8fba2352d570d25c3adcbdc3cb7
SHA1 hash:
35884ec93312dd3496d77883adabe2411ca9422d
Detections:
Remcos
Create hunting rule
win_remcos_auto
Create hunting rule
win_remcos_w0
Create hunting rule
malware_windows_remcos_rat
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
win_remcos_rat_unpacked
Create hunting rule
Link:
https://www.unpac.me/results/cbf70171-7670-408c-8f7a-b9d5f2ed557a/
Parent samples :
f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
93ea6ac422f90a1031160360409fea1c16c533be06cc2b6e71e748ee3d20683a
SH256 hash:
67dcf18fdd4c10ffb663147b020f3ad61318901788b549b9ed9f3e1048d0aa73
MD5 hash:
a6377ea44fc38dd0821b260a6b2ef2a7
SHA1 hash:
000a27dbb56df395033adf78ef97339d2f001178
Link:
https://www.unpac.me/results/cbf70171-7670-408c-8f7a-b9d5f2ed557a/
SH256 hash:
f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f
MD5 hash:
2108fe4bc36c181c43d01825b56d8349
SHA1 hash:
274e3b1be233129a95658fe508706c0ebc4114a5
Link:
https://www.unpac.me/results/cbf70171-7670-408c-8f7a-b9d5f2ed557a/
Malware family:
Remcos
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f36c39084b68/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/f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Malspam

RemcosRAT

Executable exe f36c39084b68e1c96f6d960a9def941304a3b2f93907d6650587125627baa89f

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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