MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ab6be2f8cce234973a7a6cd8b6b0418574aba78cdec3b971d0018078a11dfa4. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8ab6be2f8cce234973a7a6cd8b6b0418574aba78cdec3b971d0018078a11dfa4
SHA3-384 hash: e8b156459971109aefd5dd1bf4d5754ae481c827dfbdca034bfc23fd823419c78c84a683d4e7915bfe54d532575118ea
SHA1 hash: 7d66cca641c927d1782ffc5610dc4419a8b707a5
MD5 hash: 90ce4f6d041621de5a140280671836ba
humanhash: maryland-fifteen-gee-twelve
File name:97AC9uH.exe
Download: download sample
Signature DCRat
Create hunting rule
File size:374'272 bytes
First seen:2022-04-15 05:25:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'878 x AgentTesla, 19'800 x Formbook, 12'305 x SnakeKeylogger)
ssdeep 6144:PqvhJhz0IUSR3T08h0ZrMQHyBrACty1gMEN7jy4uKAsrKcqt3:yHhYCQ8h0ZrdyrACtcl2ZzrKcqt3
Threatray 313 similar samples on MalwareBazaar
TLSH T1EC84C07DEBED6A43D69A137988C602B187F19510B093DBF7B0AB1AB52D83350DC1A14F
TrID 30.2% (.EXE) Win64 Executable (generic) (10523/12/4)
18.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
14.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.9% (.EXE) Win32 Executable (generic) (4505/5/1)
5.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 0000000000000000 (898 x AgentTesla, 540 x Formbook, 316 x RedLineStealer)
Reporter adm1n_usa32
Tags:DCRat exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
298
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
dcrat
Create hunting rule
ID:
1
File name:
97AC9uH.exe
Verdict:
Malicious activity
Analysis date:
2022-04-15 05:23:20 UTC
Tags:
trojan rat backdoor dcrat
Link:
https://app.any.run/tasks/12aa137d-f618-48e9-bd81-7980cf2e9839

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/263897/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.36717.5886.29284.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Creating a file
Changing a file
Using the Windows Management Instrumentation requests
Launching a process
Creating a file in the Program Files subdirectories
Creating a file in the Windows subdirectories
Creating a file in the %temp% directory
Modifying an executable file
Moving a recently created file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Blocking the User Account Control
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Sending an HTTP GET request to an infection source
Enabling autorun
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
dcrat formbook obfuscated packed
Link:
https://www.filescan.io/uploads/625901eaffe27d5119d69b58/reports/ced4c9e9-05e0-4435-8e1a-08dbef5d98e0/overview
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.
Malware family:
Generic Malware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b79364ee-dd24-449d-bdf9-f896c36db99b
Result
Threat name:
DCRat
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/977262
Signature
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Creates an undocumented autostart registry key
Creates processes via WMI
Disables UAC (registry)
Drops PE files with benign system names
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
PE file contains section with special chars
Sigma detected: File Created with System Process Name
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Costura Assembly Loader
Yara detected DCRat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 609749 Sample: 97AC9uH.exe Startdate: 15/04/2022 Architecture: WINDOWS Score: 100 57 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 Antivirus detection for URL or domain 2->61 63 11 other signatures 2->63 8 97AC9uH.exe 16 5 2->8         started        13 explorer.exe 14 2 2->13         started        15 explorer.exe 2->15         started        17 9 other processes 2->17 process3 dnsIp4 53 107.189.6.214, 49715, 49720, 49724 PONYNETUS United States 8->53 47 C:\Users\user\AppData\Roaming\wcqecqwe.exe, PE32 8->47 dropped 49 C:\Users\...\wcqecqwe.exe:Zone.Identifier, ASCII 8->49 dropped 51 C:\Users\user\AppData\...\97AC9uH.exe.log, ASCII 8->51 dropped 69 Creates an undocumented autostart registry key 8->69 71 Adds a directory exclusion to Windows Defender 8->71 73 Creates processes via WMI 8->73 75 Drops PE files with benign system names 8->75 19 97AC9uH.exe 3 16 8->19         started        23 97AC9uH.exe 8->23         started        77 Multi AV Scanner detection for dropped file 13->77 79 Machine Learning detection for dropped file 13->79 81 System process connects to network (likely due to code injection or exploit) 15->81 55 192.168.2.1 unknown unknown 17->55 file5 signatures6 process7 file8 39 C:\Users\user\Desktop\RCX3BBC.tmp, PE32 19->39 dropped 41 C:\Users\user\Desktop\RCX3AF0.tmp, PE32 19->41 dropped 43 C:\Users\user\Desktop\97AC9uH.exe (copy), PE32 19->43 dropped 45 6 other malicious files 19->45 dropped 65 Adds a directory exclusion to Windows Defender 19->65 67 Disables UAC (registry) 19->67 25 powershell.exe 19->25         started        27 powershell.exe 19->27         started        29 powershell.exe 19->29         started        31 smartscreen.exe 19->31         started        signatures9 process10 process11 33 conhost.exe 25->33         started        35 conhost.exe 27->35         started        37 conhost.exe 29->37         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8ab6be2f8cce234973a7a6cd8b6b0418574aba78cdec3b971d0018078a11dfa4/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 19:50:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
27 of 42 (64.29%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rk3l4l4mzyrus45hu3gyw2yedbluvotyzxwdxfy5aamapcqr36sa._file
Verdict:
malicious
Similar samples:
0061019f4b7c75ebcebec039688eee3c12a7a4f057cbc2dafa12d36e1b2761cc
DCRat
1bc375e67617c7dce1ace5ef7a886fc3ee5a64a35493b6accb5619da4411b088
DCRat
1bd8db988097189cd8deae59d4d954ab78e974342cc5fe1419dc223789b22959
DCRat
202879748a5faa4b266e6b2321f475e645c7bfe96dba2a3b2a986c53d5a7e946
DCRat
4864186c3e990ae43e9c075faf05a1ca4263ff8abbecbf8714cf40df9f5e8b3c
DCRat
a25fa75823b12ad0c72c4d4ec76ab7d2764d6b86da330955a155cb3ec47d81a1
DCRat
+ 303 additional samples on MalwareBazaar
Result
Malware family:
dcrat
Create hunting rule
Score:
  10/10
Tags:
family:dcrat evasion infostealer persistence rat suricata trojan
Link:
https://tria.ge/reports/220415-f4t5faffhq/
Behaviour
Creates scheduled task(s)
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in Windows directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
DcRat
Modifies WinLogon for persistence
Process spawned unexpected child process
UAC bypass
suricata: ET MALWARE DCRAT Activity (GET)
Unpacked files
SH256 hash:
8ab6be2f8cce234973a7a6cd8b6b0418574aba78cdec3b971d0018078a11dfa4
MD5 hash:
90ce4f6d041621de5a140280671836ba
SHA1 hash:
7d66cca641c927d1782ffc5610dc4419a8b707a5
Link:
https://www.unpac.me/results/488466fb-3e01-4e74-b49f-6fd4cc93125d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/8ab6be2f8cce234973a7a6cd8b6b0418574aba78cdec3b971d0018078a11dfa4

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:pe_imphash
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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.

Cape
Cape
https://www.capesandbox.com/analysis/263897/

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