MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44
SHA3-384 hash: 514b70ca0518e3e486a53d0ceea96fc49d4d3493c8e9ecf908df565a310bba6b57c80edde864a8c443d8cfe82abfe8b9
SHA1 hash: de0eeab84ab31976766db59bffb1269ee178034c
MD5 hash: 464892fe44572f2616f19d8d6f951838
humanhash: network-sierra-glucose-ack
File name:Mozoon Tower Project-ORDER.exe
Download: download sample
Signature RemcosRAT
Create hunting rule
File size:138'752 bytes
First seen:2020-12-08 08:05:35 UTC
Last seen:2020-12-10 07:15:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a262877a36fc7e0f830054e0f70f76cb (7 x Matiex, 4 x AgentTesla, 4 x Loki)
ssdeep 3072:zLpIizQ0ivMs64QjgEGrQW2yCwu+zGjmm:5I8ivV3Qj0rQqCwu+zGj
Threatray 1'204 similar samples on MalwareBazaar
TLSH ECD3E11AA4D68437E463A53C08B5D6B19A6F7D0227B4424F7FC8196D4FB23C04EB879B
Reporter GovCERT_CH
Tags:RemcosRAT

Intelligence

File Origin
# of uploads :
8
# of downloads :
145
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Remcos
Create hunting rule
Link:
https://www.capesandbox.com/analysis/107204/
Detection(s):
SecuriteInfo.com.Artemis464892FE4457.1069.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file in the %AppData% subdirectories
Creating a file in the %temp% directory
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a process from a recently created file
Setting a keyboard event handler
DNS request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process by context flags manipulation
Sending a TCP request to an infection source
Result
Gathering data
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/557723
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to detect virtual machines (IN, VMware)
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Detected Remcos RAT
Detected unpacking (creates a PE file in dynamic memory)
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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)
Uses dynamic DNS services
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 327959 Sample: Mozoon Tower Project-ORDER.exe Startdate: 08/12/2020 Architecture: WINDOWS Score: 100 57 g.msn.com 2->57 65 Malicious sample detected (through community Yara rule) 2->65 67 Antivirus / Scanner detection for submitted sample 2->67 69 Multi AV Scanner detection for submitted file 2->69 71 15 other signatures 2->71 12 Mozoon Tower Project-ORDER.exe 1 2->12         started        14 wat.exe 2->14         started        17 wat.exe 2->17         started        signatures3 process4 signatures5 19 Mozoon Tower Project-ORDER.exe 12->19         started        21 Mozoon Tower Project-ORDER.exe 12->21         started        85 Maps a DLL or memory area into another process 14->85 23 wat.exe 14->23         started        25 wat.exe 17->25         started        process6 process7 27 Mozoon Tower Project-ORDER.exe 19->27         started        30 Mozoon Tower Project-ORDER.exe 19->30         started        signatures8 83 Maps a DLL or memory area into another process 27->83 32 Mozoon Tower Project-ORDER.exe 1 5 27->32         started        process9 file10 51 C:\Users\user\AppData\Roaming\wat\wat.exe, PE32 32->51 dropped 53 C:\Users\user\...\wat.exe:Zone.Identifier, ASCII 32->53 dropped 35 cmd.exe 1 32->35         started        process11 signatures12 73 Uses ping.exe to sleep 35->73 38 wat.exe 35->38         started        41 PING.EXE 1 35->41         started        44 conhost.exe 35->44         started        process13 dnsIp14 75 Antivirus detection for dropped file 38->75 77 Multi AV Scanner detection for dropped file 38->77 79 Detected unpacking (creates a PE file in dynamic memory) 38->79 81 5 other signatures 38->81 46 wat.exe 1 3 38->46         started        59 127.0.0.1 unknown unknown 41->59 signatures15 process16 dnsIp17 61 beckz.duckdns.org 79.134.225.11, 6011 FINK-TELECOM-SERVICESCH Switzerland 46->61 55 C:\Users\user\AppData\Roaming\...\logs.dat, ASCII 46->55 dropped 63 Installs a global keyboard hook 46->63 file18 signatures19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44/
Threat name:
Win32.Backdoor.Rescoms
Create hunting rule
Status:
Malicious
First seen:
2020-12-08 01:24:26 UTC
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=24vztptmfdhmr43hfxy66wfgtsyikjhbqh5xxjj63pnlopz4z5ca._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
061683dae15dd995c0a0669b0fd23f0e60973901f98ab58f11d0cd783b700b4b
RemcosRAT
34f712cf924d76de4f93de3ddc9a0bb9a55b97bf64f2e36c7c0ae49ede694dfb
RemcosRAT
7a30279d9a17f60370018e2e519d9f3a5a423b79c996e2ce25649505206d0d53
RemcosRAT
89313534a5c4579b6a00425281ef0473246cfb2340653bd3cf41b584bfa40578
RemcosRAT
8abb3951282558d959930da03e83bfefd2274bbc6e844b42ae5abc0d453006a7
RemcosRAT
9128e156ef2c0ed95d615729316ff82615354d6509e30a2e931913cb574dd4dc
RemcosRAT
abd4e6ee8152822c0545bd27a4f4c5114728873873e227044dfb48ecf1ecb37f
RemcosRAT
d7769741b8a51c1eaed9887fcc2908b5c7a8dd73f1613186d8745b2509772311
RemcosRAT
deaeae58f25c2af5579c5bd2dc276dcc346a6f022d359fc1e4d9e09ac2c1107f
RemcosRAT
fdd40bcfba668b785d404214fd35db117b186e21944b24f16540cce86f7bec78
RemcosRAT
+ 1'194 additional samples on MalwareBazaar
Result
Malware family:
remcos
Create hunting rule
Score:
  10/10
Tags:
family:remcos persistence rat
Link:
https://tria.ge/reports/201208-eqv4j6p2qj/
Behaviour
Runs ping.exe
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
Remcos
Malware Config
C2 Extraction:
beckz.duckdns.org:6011
Unpacked files
SH256 hash:
d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44
MD5 hash:
464892fe44572f2616f19d8d6f951838
SHA1 hash:
de0eeab84ab31976766db59bffb1269ee178034c
Link:
https://www.unpac.me/results/9340215e-ab01-478d-9114-de9d04e9816c/
SH256 hash:
6c898e0c633ad4bbdf3250b80813bebce81cfff82d8ad6333481d175de44d9ba
MD5 hash:
d49a25464a58f8a533554179d9475f33
SHA1 hash:
7a90b882a11f455caa6a9a9f9d4637d0b137c6c5
Detections:
win_remcos_g0
Create hunting rule
win_remcos_auto
Create hunting rule
Link:
https://www.unpac.me/results/9340215e-ab01-478d-9114-de9d04e9816c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Zbot
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
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:autogenerated rule brought to you by yara-signator

File information

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

Malspam

RemcosRAT

zip 5193acc4210fdfe9a6adeae9290d5528a7dcba67eada5e536da89d898ee20fef

RemcosRAT

Executable exe d72b99be6c28cec8f3672df1ef58a69cb08524e181fb7ba53edbdab73f3ccf44

(this sample)

  
Dropped by
MD5 dee7957216893fd78c3e2424722c76fc
  
Dropped by
SHA256 5193acc4210fdfe9a6adeae9290d5528a7dcba67eada5e536da89d898ee20fef
  
Dropped by
RemcosRAT
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/107204/

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