MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9. 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: 14


Intelligence 14 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9
SHA3-384 hash: e321e1763c56b5476c258f4bb945cfe24bc7df009d0410e4acea094ae216485d87feeded3601956ea149da20f8f5e6c1
SHA1 hash: bcb6b9e97ebaaa40ded2ef30152e04a683925256
MD5 hash: a751f7d10db17ba91f129b58e4d71420
humanhash: sierra-hot-december-pasta
File name:a751f7d10db17ba91f129b58e4d71420.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:1'407'821 bytes
First seen:2023-02-03 19:55:51 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/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg
TLSH T1E3557C01BE40CA11F0191633C3FF465847B4AD112AA6E71B7EB937AD5522393BE1CADB
TrID 54.2% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
40.3% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
2.1% (.EXE) Win64 Executable (generic) (10523/12/4)
1.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
0.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter abuse_ch
Tags:DCRat exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
202
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a751f7d10db17ba91f129b58e4d71420.exe
Verdict:
Malicious activity
Analysis date:
2023-02-03 20:01:04 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5d106d0a-afd7-47ac-91d1-cad5d50cc0b4

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/360070/
Detection(s):
Win.Trojan.Uztuby-9855059-0
Create hunting rule

Win.Ransomware.Clinix-9868408-0
Create hunting rule

Win.Packed.Basic-9952747-0
Create hunting rule

Win.Malware.Uztuby-9957322-0
Create hunting rule

Win.Packed.Uztuby-9963900-0
Create hunting rule

Win.Packed.Uztuby-9969968-0
Create hunting rule

Win.Malware.Uztuby-9972880-0
Create hunting rule

Win.Trojan.DarkKomet-9976180-0
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
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Creating a process from a recently created file
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Creating a file in the Program Files subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Windows subdirectories
Unauthorized injection to a recently created process
Enabling autorun by creating a file
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/65136/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm greyware overlay packed packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/63dd66d489bd67c10fdc661d/reports/8f04e32b-bd6e-4048-a42a-c94a03d1a5fe/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9
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/8c5426bd-01c0-44fb-b124-30076e679f80
Result
Threat name:
DCRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1165472
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Creates processes via WMI
Drops executable to a common third party application directory
Drops PE files with benign system names
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Schedule system process
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: 798245 Sample: KKU4iHL3aI.exe Startdate: 03/02/2023 Architecture: WINDOWS Score: 100 45 Antivirus detection for dropped file 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 49 Multi AV Scanner detection for dropped file 2->49 51 6 other signatures 2->51 9 KKU4iHL3aI.exe 3 6 2->9         started        12 WmiPrvSE.exe 3 2->12         started        15 DrnOyqEuAkTVGAlUvXVku.exe 2 2->15         started        17 30 other processes 2->17 process3 file4 33 C:\providercommon\DllCommonsvc.exe, PE32 9->33 dropped 35 C:\...\yTUdeXjbLOhnrN32dgrxVg.vbe, data 9->35 dropped 19 wscript.exe 1 9->19         started        61 Antivirus detection for dropped file 12->61 63 Multi AV Scanner detection for dropped file 12->63 65 Machine Learning detection for dropped file 12->65 signatures5 process6 process7 21 cmd.exe 1 19->21         started        23 Conhost.exe 19->23         started        process8 25 DllCommonsvc.exe 3 38 21->25         started        29 conhost.exe 21->29         started        file9 37 C:\providercommon\WmiPrvSE.exe, PE32 25->37 dropped 39 C:\providercommon\ShellExperienceHost.exe, PE32 25->39 dropped 41 C:\Windows\...\DrnOyqEuAkTVGAlUvXVku.exe, PE32 25->41 dropped 43 13 other malicious files 25->43 dropped 53 Antivirus detection for dropped file 25->53 55 Multi AV Scanner detection for dropped file 25->55 57 Machine Learning detection for dropped file 25->57 59 3 other signatures 25->59 31 schtasks.exe 25->31         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9/
Threat name:
ByteCode-MSIL.Backdoor.DCRat
Create hunting rule
Status:
Malicious
First seen:
2023-02-03 19:56:10 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u6fbyrdwrl6lb6q7dcbu5zzdvi2eahl4qh2ts2gzk4e4cgzmaxmq._file
Verdict:
malicious
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat infostealer rat
Link:
https://tria.ge/reports/230203-ynph5aec9w/
Behaviour
Creates scheduled task(s)
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
DCRat payload
DcRat
Process spawned unexpected child process
Unpacked files
SH256 hash:
f63e2c1b90217f2bb18217d8499f596bb476deaf53b98a3ea22f4fdd39db7686
MD5 hash:
fb9b26b3ffbceea92f4574d050700375
SHA1 hash:
fe93136bc13b3f202dab4378e30d3046d2cb576e
Link:
https://www.unpac.me/results/76b5e918-868c-4976-8da8-780847c4f6a0/
SH256 hash:
10666b908657610a08ebad7d72072090217708eb15b526fed4ab5962aae45b92
MD5 hash:
c2294c674c067106ee342f231c5a7974
SHA1 hash:
cab8e657b9cc50813f3bad5a93b4c0f8da712316
Link:
https://www.unpac.me/results/76b5e918-868c-4976-8da8-780847c4f6a0/
SH256 hash:
b5199d3eb28e7de8ec4a5de66cb339a03d90b297e2292473badaab98ade15c63
MD5 hash:
bd31e94b4143c4ce49c17d3af46bcad0
SHA1 hash:
f8c51ff3ff909531d9469d4ba1bbabae101853ff
Link:
https://www.unpac.me/results/76b5e918-868c-4976-8da8-780847c4f6a0/
SH256 hash:
a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9
MD5 hash:
a751f7d10db17ba91f129b58e4d71420
SHA1 hash:
bcb6b9e97ebaaa40ded2ef30152e04a683925256
Link:
https://www.unpac.me/results/76b5e918-868c-4976-8da8-780847c4f6a0/
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/a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9

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:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:NETDIC208_NOCEX_NOREACTOR
Create hunting rule
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
Rule name:sfx_pdb_winrar_restrict
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
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

DCRat

Executable exe a78a1c44768afcb0fa1f18834ee723aa34401d7c81f53968d95709c11b2c05d9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2526804/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/360070/

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