MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99
SHA3-384 hash: 6ca27fe09c5fede75b5454842d6e0f960f15e0e66c218532195f23c37f984956c6d1431cc7a97651052e135e20a2aafd
SHA1 hash: af68357898cc40603af6ef8f136bc835c0f4f4d6
MD5 hash: 098d0baa4de4aec0ec977481c510846b
humanhash: saturn-grey-oscar-carolina
File name:Proforma Invoice.exe
Download: download sample
Signature DarkTortilla
Create hunting rule
File size:1'422'336 bytes
First seen:2023-03-16 21:24:40 UTC
Last seen:2023-03-17 11:09:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:SRg6RI1mPgGBezgFyZilF9Kw8ib+giqHcAPmq1:jil/8e+gN8Imq1
Threatray 352 similar samples on MalwareBazaar
TLSH T1BD65E79A37611595FC36B638CAF3112E7F3B6A630202510ACEC4A0F469EB15CAF1D6D7
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter James_inthe_box
Tags:DarkTortilla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Proforma Invoice.exe
Verdict:
Malicious activity
Analysis date:
2023-03-16 21:26:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ebb704a2-bd3c-43b7-b734-43a12e5be39c

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/374899/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Running batch commands
Launching a process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed snake
Link:
https://www.filescan.io/uploads/6413892fc60b3295f52b6972/reports/4bca426b-3930-46c1-aa36-6d4dc8957de3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99
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/7f52b649-a79f-4c52-aa5a-5da099cdc8b4
Result
Threat name:
DarkTortilla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1195370
Signature
Creates an undocumented autostart registry key
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected DarkTortilla Crypter
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 828271 Sample: Proforma_Invoice.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 92 41 Multi AV Scanner detection for dropped file 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected DarkTortilla Crypter 2->45 47 3 other signatures 2->47 7 Proforma_Invoice.exe 3 2->7         started        process3 file4 31 C:\Users\user\...\Proforma_Invoice.exe.log, ASCII 7->31 dropped 49 Hides that the sample has been downloaded from the Internet (zone.identifier) 7->49 11 cmd.exe 1 7->11         started        14 cmd.exe 3 7->14         started        signatures5 process6 file7 51 Uses ping.exe to sleep 11->51 53 Uses ping.exe to check the status of other devices and networks 11->53 17 reg.exe 1 1 11->17         started        20 PING.EXE 1 11->20         started        23 conhost.exe 11->23         started        33 C:\Users\user\AppData\LocalbehaviorgraphTu.exe, PE32 14->33 dropped 35 C:\Users\user\...behaviorgraphTu.exe:Zone.Identifier, ASCII 14->35 dropped 25 conhost.exe 14->25         started        27 PING.EXE 1 14->27         started        29 PING.EXE 1 14->29         started        signatures8 process9 dnsIp10 39 Creates an undocumented autostart registry key 17->39 37 127.0.0.1 unknown unknown 20->37 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-03-15 22:14:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xfs6etdklj4pulffahhhxkxofy3gfbqiwayh5dem5y7tffknb6mq._file
Verdict:
malicious
Similar samples:
0bf8d1b56d9ee5eae096286c987f3433ee9e1141afdd45581c0b644316e2fdb2
DarkTortilla
135cbc54b63c8ec17f8174791d5fdfce239e587a319a335d4c22ef7e7ec225d0
DarkTortilla
24055d43a09021ce0a445076e9b729b335a726937080337752854f2883103f67
DarkTortilla
3c95ad2e565262c2324a40bb1778e70a197d6452a9a7457d0fd639befa1466d4
DarkTortilla
4c21291a6890e6891831f113c48b40857a7ba0af0f13af3031425b81a1f2c776
DarkTortilla
8fa5ac8d44ea6dceea6a581c52fe4e336be7a60c710c50d405833d2ceed7bcf4
DarkTortilla
902f0e40972d39b34ce4f03e000d16b77c3ad9383fbaa6a49b7428cae1b08e93
DarkTortilla
9502c0807bac29897aa5821ded393326657732af0a21ffc08341a03c9b219004
DarkTortilla
e35c98bfe21c4087199c07e6a51467d61c7adcf4aa2306593e2a4ef3091c52d9
DarkTortilla
+ 342 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence
Link:
https://tria.ge/reports/230316-z9lj2afa9s/
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes dropped EXE
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
bacc699f5752cbc4cb4a6081c8a20ec338b0ad5f9b9950ef0a5c966c5bc18eb4
MD5 hash:
4e77b88ffaca6de25b530ef94c5a1785
SHA1 hash:
cc71967b1cbe219f074f00cb00d61482b6b76f3b
Link:
https://www.unpac.me/results/aae01703-7129-400e-98b9-928500aff23c/
SH256 hash:
611fa395f0a24eeb12232e0337cc7cd41b3ea831e0cb7fa370a4d077170228ab
MD5 hash:
793758530f82b5bffa3285290e6d9383
SHA1 hash:
54d033e31e7420d31bdc97f5e05764e1edcc8141
Link:
https://www.unpac.me/results/aae01703-7129-400e-98b9-928500aff23c/
SH256 hash:
b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99
MD5 hash:
098d0baa4de4aec0ec977481c510846b
SHA1 hash:
af68357898cc40603af6ef8f136bc835c0f4f4d6
Link:
https://www.unpac.me/results/aae01703-7129-400e-98b9-928500aff23c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.67
Link:
https://yomi.yoroi.company/submissions/b965e24c6a5a78fa2ca501ce7baaee2e36628608b0307e8c8cee3f32954d0f99

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
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/374899/

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