MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef. 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


Loki


Vendor detections: 17


Intelligence 17 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef
SHA3-384 hash: bb7fe136369b14f6488fada8bce8870bc84d6c9cff8b38ba50a38b49c7b7eddffe0ec14efc36384b5ebfd68e9b8bba73
SHA1 hash: 8ca0c7a6e9634d18293db1c0f6b98f23806d8b32
MD5 hash: e58c1db489e04999854b47ede3452faa
humanhash: undress-high-carbon-high
File name:proforma invoice_pdf.exe
Download: download sample
Signature Loki
Create hunting rule
File size:524'288 bytes
First seen:2022-05-23 11:56:43 UTC
Last seen:2022-05-23 12:58:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'656 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:5BvNYfKxzfTHZKHH/yIh6ccBL33zELMOPjrJhmqs:vqMf9GKI0c033zV+L
TLSH T1F2B4121172E9CFBAD179AFFE68501110177AD66E3822F2684FC5E0D73E7AB045A60B07
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter adrian__luca
Tags:exe Loki

Intelligence

File Origin
# of uploads :
2
# of downloads :
262
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
lokibot
Create hunting rule
ID:
1
File name:
proforma invoice.xlsx
Verdict:
Malicious activity
Analysis date:
2022-05-18 00:54:34 UTC
Tags:
encrypted trojan opendir exploit CVE-2017-11882 loader lokibot stealer
Link:
https://app.any.run/tasks/a2f8905c-6304-4724-852c-5bd2eebf020a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
LokiBot
Create hunting rule
Link:
https://www.capesandbox.com/analysis/273646/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Enabling the 'hidden' option for analyzed file
Creating a window
Sending a custom TCP request
Moving of the original file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe update.exe
Link:
https://www.filescan.io/uploads/628b76b9054dcf0ecae2e89f/reports/f3e389d9-15b9-46d3-9f46-4b2827a65050/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:
Loki
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9fa33910-df2b-4d90-b234-93361da721ea
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/999763
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Yara detected AntiVM3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
Detection:
lokibot
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-17 01:34:28 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
26 of 41 (63.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=njtvyuxs3h6dfo75xnprqm27rmuulbj43j6l7u4icwsmwv7l7txq._file
Verdict:
malicious
Label(s):
lokipasswordstealer(pws)
Create hunting rule
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection spyware stealer suricata trojan
Link:
https://tria.ge/reports/220523-n4lr3adbh5/
Behaviour
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads user/profile data of web browsers
Lokibot
suricata: ET MALWARE LokiBot Application/Credential Data Exfiltration Detected M1
suricata: ET MALWARE LokiBot Checkin
suricata: ET MALWARE LokiBot Fake 404 Response
suricata: ET MALWARE LokiBot Request for C2 Commands Detected M1
suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
Malware Config
C2 Extraction:
http://sempersim.su/gf19/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Unpacked files
SH256 hash:
426a01a38055545a8ae555c36af78e1a321bc6c6108288ff35fa073c152178fe
MD5 hash:
fd2f361ac2bc41b851ce7601b47758b5
SHA1 hash:
f840ef59663c8c815d8b0d55c2c5cbd9d36dcc55
Link:
https://www.unpac.me/results/89129d1f-15b7-4add-a517-97ab98b01355/
SH256 hash:
97527da0af9e8321eb6aa2c760bc3a6453341b0fef90c44595a02945c2dd3144
MD5 hash:
332f0164e6b19699174c491d839d6ec9
SHA1 hash:
eadeadeaf7bf3978d86d633bd054e4ff317ecc40
Link:
https://www.unpac.me/results/89129d1f-15b7-4add-a517-97ab98b01355/
SH256 hash:
6b4569bb3ff23efc36516e3a08f3fe8d8c47aff24db92fab3c3cfdf117c0d4f4
MD5 hash:
050fa31ab114f140eea0f54a09d98b12
SHA1 hash:
baa35e2a6e61768fa002135fba2688e7c5934622
Link:
https://www.unpac.me/results/89129d1f-15b7-4add-a517-97ab98b01355/
SH256 hash:
2507a8c4af06a150951f934d6bcba96f0511288a3362149cec63236b835ae4ed
MD5 hash:
236a541718773c0375bb216748cddc69
SHA1 hash:
4d382256343af27b56e22cefe0610b2bd1859891
Detections:
win_lokipws_g0
Create hunting rule
win_lokipws_auto
Create hunting rule
Link:
https://www.unpac.me/results/89129d1f-15b7-4add-a517-97ab98b01355/
Parent samples :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 hash:
6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef
MD5 hash:
e58c1db489e04999854b47ede3452faa
SHA1 hash:
8ca0c7a6e9634d18293db1c0f6b98f23806d8b32
Link:
https://www.unpac.me/results/89129d1f-15b7-4add-a517-97ab98b01355/
Malware family:
Lokibot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6a675c52f2d9/report/overview.html
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/6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef

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:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:infostealer_loki
Create hunting rule
Rule name:infostealer_xor_patterns
Create hunting rule
Author:jeFF0Falltrades
Description:The XOR and string patterns shown here appear to be unique to certain information-stealing malware families, namely LokiBot and Pony/Fareit. The XOR patterns were observed in a several loaders and payloads for LokiBot, but have also appeared (less frequently) in Pony/Fareit loaders and samples. The two accompanying rules below can be used to further classify the final payloads.
Rule name:Loki
Create hunting rule
Author:kevoreilly
Description:Loki Payload
Rule name:LokiBot
Create hunting rule
Author:kevoreilly
Description:LokiBot Payload
Rule name:malware_Lokibot_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Lokibot in memory
Reference:internal research
Rule name:MAL_Lokibot_Stealer
Create hunting rule
Description:Detects Lokibot Stealer Variants
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:STEALER_Lokibot
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect Lokibot stealer
Rule name:win_lokipws_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.lokipws.

File information

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

Malspam

Loki

Executable exe 6a675c52f2d9fc32bbfdbb5f18335f8b2945853cda7cbfd38815a4cb57ebfcef

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/273646/

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