MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c77a79785de7336c777bb3d65e0914c39c265b81494b50c64ce835cb9712855e. 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


DCRat


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c77a79785de7336c777bb3d65e0914c39c265b81494b50c64ce835cb9712855e
SHA3-384 hash: 9acf499caa186f98a120b60d628e85e79efa73c7e143da350cd74843712ab0089fa9664bd5d58b36c41123331b496bed
SHA1 hash: 1da77a547279b7df56ff4b344ece93a068221721
MD5 hash: 0c0aa53929d9088efb86e7ac7a68c8f8
humanhash: happy-utah-white-alpha
File name:DCRatBuild.rar
Download: download sample
Signature DCRat
Create hunting rule
File size:1'096'795 bytes
First seen:2021-04-02 13:05:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 24576:U2G/nvxW3Ww0tdK4TIIMVrt8BEysXteqWBd+4:UbA30dQxVr8JKHWG4
Threatray 1'074 similar samples on MalwareBazaar
TLSH 2B358D027A4CDD11C1BA1637D9EF85148BBCFD406A22C75A7E9A37DCA4613A36D0F1CA
Reporter JAMESWT_WT
Tags:188.225.40.161 DCRat

Intelligence

File Origin
# of uploads :
1
# of downloads :
166
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DCRatBuild.rar
Verdict:
Malicious activity
Analysis date:
2021-03-28 12:56:07 UTC
Tags:
trojan rat backdoor dcrat evasion
Link:
https://app.any.run/tasks/006e276b-1537-4e07-a6ea-16e056b28b54

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Dcrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/131739/
Detection(s):
Win.Malware.Uztuby-9848412-0
Create hunting rule

Win.Malware.Uztuby-9848413-0
Create hunting rule

Win.Malware.Uztuby-9848415-0
Create hunting rule

SecuriteInfo.com.Trojan.Rasftuby.Gen.14.10239.27368.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Creating a file
Creating a process from a recently created file
Sending a UDP request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the system32 subdirectories
Creating a file in the Windows subdirectories
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Deleting a recently created file
Reading critical registry keys
Unauthorized injection to a recently created process
Setting a global event handler for the keyboard
Stealing user critical data
Enabling autorun by creating a file
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.
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/664346
Signature
Drops PE files with benign system names
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 381107 Sample: DCRatBuild.rar Startdate: 03/04/2021 Architecture: WINDOWS Score: 100 66 Found malware configuration 2->66 68 Multi AV Scanner detection for dropped file 2->68 70 Multi AV Scanner detection for submitted file 2->70 72 5 other signatures 2->72 10 DCRatBuild.exe 3 6 2->10         started        13 fontdrvhost.exe 3 2->13         started        16 wMEZVKxINthImIoBuVvhYdin.exe 2->16         started        18 2 other processes 2->18 process3 file4 58 C:\...\RuntimenetcommonReviewsaves.exe, PE32 10->58 dropped 20 wscript.exe 1 10->20         started        82 Multi AV Scanner detection for dropped file 13->82 84 Machine Learning detection for dropped file 13->84 86 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->86 signatures5 process6 process7 22 cmd.exe 1 20->22         started        process8 24 RuntimenetcommonReviewsaves.exe 1 13 22->24         started        28 conhost.exe 22->28         started        file9 50 C:\Runtimenetcommon\Memory Compression.exe, PE32 24->50 dropped 52 C:\...\RuntimenetcommonReviewsaves.exe, PE32 24->52 dropped 54 C:\PerfLogs\wMEZVKxINthImIoBuVvhYdin.exe, PE32 24->54 dropped 56 2 other malicious files 24->56 dropped 74 Multi AV Scanner detection for dropped file 24->74 76 Machine Learning detection for dropped file 24->76 78 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 24->78 80 3 other signatures 24->80 30 RuntimenetcommonReviewsaves.exe 15 98 24->30         started        34 schtasks.exe 1 24->34         started        36 schtasks.exe 1 24->36         started        38 3 other processes 24->38 signatures10 process11 dnsIp12 60 cm51492.tmweb.ru 188.225.40.161, 49713, 49717, 49730 TIMEWEB-ASRU Russian Federation 30->60 62 ipinfo.io 216.239.32.21, 443, 49714 GOOGLEUS United States 30->62 64 192.168.2.1 unknown unknown 30->64 88 Tries to harvest and steal browser information (history, passwords, etc) 30->88 40 conhost.exe 34->40         started        42 conhost.exe 36->42         started        44 conhost.exe 38->44         started        46 conhost.exe 38->46         started        48 conhost.exe 38->48         started        signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c77a79785de7336c777bb3d65e0914c39c265b81494b50c64ce835cb9712855e/
Threat name:
ByteCode-MSIL.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2021-04-02 13:06:10 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
1c0eb090ad769cdd943476e9300d57e553ad24f099408334b8c0370ee9bb7648
DCRat
4824693d37ee0c444b89e21a2ae1cba396927f299e88751759635b2795c1bc96
DCRat
70d86fc8d1247dcd26ed0927411614973d45216d676978f768e14cb16d362536
DCRat
7125ff46ae7468216b1764b9e22b5811d4890f33a237776c6cbf22c8d8f09bbc
DCRat
79afc9b39ba7fe7dd6ed282d39eb915bb47271d552177f62c6606b99901f9cd2
DCRat
916df1aaac228a40f1981b539742aee6d0009fdce746f14eb646a7c70fa2cc4d
DCRat
bf6e3cf654738116a14be298176fc12524154ee51f9a2424fa117ee5b47be53a
DCRat
d31dcb27d98e4e58b3210b325121812395dc8f64c7c20398d8144346a10d7350
DCRat
dcca56dad3f0113326e3c2c025fb8c9c60721c81b5af8b7821969c7673307de9
DCRat
f2e2cb71a06ac2a95a02168fc3d91f160e6e07ca19c5e6d3d708a9a486dd3f92
DCRat
+ 1'064 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/210402-gfg7z1zdfe/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in System32 directory
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Unpacked files
SH256 hash:
dcca56dad3f0113326e3c2c025fb8c9c60721c81b5af8b7821969c7673307de9
MD5 hash:
cde4a39654342846fd940d0026cac5d5
SHA1 hash:
4891e15a5fe5987b5a46a72ff59803571434fd58
Link:
https://www.unpac.me/results/097c608d-191f-431a-8b61-f2b50185d9e7/
SH256 hash:
c77a79785de7336c777bb3d65e0914c39c265b81494b50c64ce835cb9712855e
MD5 hash:
0c0aa53929d9088efb86e7ac7a68c8f8
SHA1 hash:
1da77a547279b7df56ff4b344ece93a068221721
Link:
https://www.unpac.me/results/097c608d-191f-431a-8b61-f2b50185d9e7/
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/c77a79785de7336c777bb3d65e0914c39c265b81494b50c64ce835cb9712855e

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/131739/

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