MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 acba581f0c34cd415335c86268ed38a453df315f8cf878992f846c20bc8a1877. 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


DarkTortilla


Vendor detections: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: acba581f0c34cd415335c86268ed38a453df315f8cf878992f846c20bc8a1877
SHA3-384 hash: 9dcefe26ed265006b305bc9cef3e45d79c490eff3dc077968367c29c5218fb1b7a340f211313ec170062d75f3cb395d2
SHA1 hash: d11e0bff97e66731d3a80855a1e33e42e65774ed
MD5 hash: e0de873cfd224e563201bb1f7c310b96
humanhash: uncle-stream-lemon-sad
File name:e0de873cfd224e563201bb1f7c310b96.bin
Download: download sample
Signature DarkTortilla
Create hunting rule
File size:5'504'512 bytes
First seen:2023-08-15 06:01:16 UTC
Last seen:2023-08-15 06:33:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 98304:W/q67ZtheZyrWIkgzsjGi5d0tXi5Fesr37+R:Gd75e0SIbzcGq+i54sDy
Threatray 27 similar samples on MalwareBazaar
TLSH T1BA4623A1D38895E4D47A13BC18B36D3317B6BE6899A5D20E2CDE7D697E7334100A3D0B
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon c8c481c48ec7ec2c (1 x AsyncRAT, 1 x DarkTortilla)
Reporter abuse_ch
Tags:bin DarkTortilla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
299
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
e0de873cfd224e563201bb1f7c310b96.bin
Verdict:
Malicious activity
Analysis date:
2023-08-15 06:03:12 UTC
Tags:
remote rat asyncrat stealer
Link:
https://app.any.run/tasks/4aab63bb-5999-4777-9ada-6e012cc67cf4

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/442719/
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.APS.gen.Eldorado.8597.9734.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Running batch commands
Launching a process
Creating a file
Creating a process from a recently created file
Enabling autorun
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64db14db5bc43bf553b9137d/reports/26a09670-2870-4f26-849d-9142f792aa9d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/acba581f0c34cd415335c86268ed38a453df315f8cf878992f846c20bc8a1877
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/210fb7a4-3a47-4bde-9a46-dde1d7137579
Result
Threat name:
AsyncRAT, DarkTortilla, StormKitty
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1291262
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Contains functionality to log keystrokes (.Net Source)
Creates an undocumented autostart registry key
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Capture Wi-Fi password
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal WLAN passwords
Uses netsh to modify the Windows network and firewall settings
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected BrowserPasswordDump
Yara detected DarkTortilla Crypter
Yara detected StormKitty Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1291262 Sample: LpBTMoSyyx.exe Startdate: 15/08/2023 Architecture: WINDOWS Score: 100 77 Snort IDS alert for network traffic 2->77 79 Found malware configuration 2->79 81 Malicious sample detected (through community Yara rule) 2->81 83 14 other signatures 2->83 10 LpBTMoSyyx.exe 3 2->10         started        process3 signatures4 103 Hides that the sample has been downloaded from the Internet (zone.identifier) 10->103 13 cmd.exe 3 10->13         started        17 cmd.exe 1 10->17         started        process5 file6 65 C:\Users\user\...\Samsung Printer..exe, PE32 13->65 dropped 105 Uses ping.exe to sleep 13->105 19 Samsung Printer..exe 3 13->19         started        22 conhost.exe 13->22         started        24 PING.EXE 1 13->24         started        26 PING.EXE 1 13->26         started        107 Uses ping.exe to check the status of other devices and networks 17->107 109 Uses netsh to modify the Windows network and firewall settings 17->109 111 Tries to harvest and steal WLAN passwords 17->111 28 reg.exe 1 1 17->28         started        30 PING.EXE 1 17->30         started        33 conhost.exe 17->33         started        signatures7 process8 dnsIp9 85 Writes to foreign memory regions 19->85 87 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->87 89 Injects a PE file into a foreign processes 19->89 35 InstallUtil.exe 18 110 19->35         started        91 Creates an undocumented autostart registry key 28->91 73 127.0.0.1 unknown unknown 30->73 75 192.168.2.1 unknown unknown 30->75 signatures10 process11 dnsIp12 67 185.106.94.122, 4449, 49768, 49771 SUPERSERVERSDATACENTERRU Russian Federation 35->67 69 ip-api.com 208.95.112.1, 49775, 80 TUT-ASUS United States 35->69 71 4 other IPs or domains 35->71 59 C:\Users\user\AppData\...\TQDFJHPUIU.pdf, ASCII 35->59 dropped 61 C:\Users\user\AppData\...\ZGGKNSUKOP.xlsx, ASCII 35->61 dropped 63 C:\Users\user\AppData\...IVQSAOTAQ.pdf, ASCII 35->63 dropped 93 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 35->93 95 May check the online IP address of the machine 35->95 97 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 35->97 99 3 other signatures 35->99 40 cmd.exe 35->40         started        43 cmd.exe 35->43         started        file13 signatures14 process15 signatures16 101 Tries to harvest and steal WLAN passwords 40->101 45 conhost.exe 40->45         started        47 chcp.com 40->47         started        49 netsh.exe 40->49         started        51 findstr.exe 40->51         started        53 conhost.exe 43->53         started        55 chcp.com 43->55         started        57 netsh.exe 43->57         started        process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/acba581f0c34cd415335c86268ed38a453df315f8cf878992f846c20bc8a1877/
Threat name:
Win32.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2023-08-15 06:02:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
35
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vs5fqhymgtgucuzvzbrgr3jyurj56mk7rt4hrgjpqrwcbpekdb3q._file
Verdict:
malicious
Similar samples:
188eced85124122e1465031e6536377b4283f00d24fa28626f71138a4dc06cfc
DarkTortilla
19554d3c701bb2d8c3d86adaabc4843b400278cb5d0a013c18ebeb5e20a2e8a0
DarkTortilla
2297e75fe8813c4d7c4b3514e0763d2cdc08b1b8a30962afac4dc6f00ce6fddf
DarkTortilla
800d7d569bde7e5f450e1848e54aa47df0811d7dcb5c338c0cc311b8f55cb9c5
DarkTortilla
b62fc62a03e4d6c0eac25a8b104d8064288fdc5665ddc19ba55ed520ab9f2827
DarkTortilla
d7cc02b778e4950e80656deacae31642034e9d9b04a99d0081e6aeabdc9de719
DarkTortilla
f52211f91feb402172b2353d628d74922ec8233bffe21cb504634be39560adaf
DarkTortilla
fd87155ae16286e44eb0068f8ea18a735bc8b8a1fbefc60f70b7a5a14538677b
DarkTortilla
+ 17 additional samples on MalwareBazaar
Result
Malware family:
asyncrat
Create hunting rule
Score:
  10/10
Tags:
family:asyncrat botnet:default persistence rat
Link:
https://tria.ge/reports/230815-grflysha68/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Executes dropped EXE
Loads dropped DLL
Async RAT payload
AsyncRat
Modifies WinLogon for persistence
Malware Config
C2 Extraction:
185.106.94.122:4449
Unpacked files
SH256 hash:
acba581f0c34cd415335c86268ed38a453df315f8cf878992f846c20bc8a1877
MD5 hash:
e0de873cfd224e563201bb1f7c310b96
SHA1 hash:
d11e0bff97e66731d3a80855a1e33e42e65774ed
Link:
https://www.unpac.me/results/1666ea95-0260-44e0-be34-87746565a7e6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/acba581f0c34/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:NETexecutableMicrosoft
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

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/442719/

Comments