MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016. 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: 14


Intelligence 14 IOCs YARA 12 File information Comments
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SHA256 hash: 310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016
SHA3-384 hash: 2568de33e48e06ca81f0168e2d6f301abf047831491992f870558a75f93e5d6aa5626eebb890d40302b2acf24407b959
SHA1 hash: cf95a44eaeb2e1512a0ea67bb1b95045ed057efd
MD5 hash: 4a8b287eb2eebfbd1760621d5d22c216
humanhash: bravo-autumn-mississippi-hamper
File name:AssemblyNa.exe
Download: download sample
Signature Loki
Create hunting rule
File size:872'448 bytes
First seen:2021-08-25 12:21:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:N9csGI/cfxl+Gjr4ZjMSZeZZeiG+T5BDaZSa2/Ok8Miml6HnqwHdH2EObbUi:NAD+GH4HZeZIiGjZSaJj0AqwHh
Threatray 4'495 similar samples on MalwareBazaar
TLSH T1E8057C7063C9C284EC1A8FF0167CFB9002F275E7B6C4CD6A16DA714CCE5A9D12A1769B
dhash icon c6bada9ae8cca4c8 (1 x Loki)
Reporter James_inthe_box
Tags:exe Loki

Intelligence

File Origin
# of uploads :
1
# of downloads :
171
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AssemblyNa.exe
Verdict:
Malicious activity
Analysis date:
2021-08-25 12:22:40 UTC
Tags:
trojan lokibot stealer
Link:
https://app.any.run/tasks/4774de13-0fd9-4d09-bfec-0f75f04d42d8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Loki
Create hunting rule
Link:
https://www.capesandbox.com/analysis/182315/
Detection(s):
SecuriteInfo.com.Trojan.Siggen14.63829.19678.17028.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file
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/7a123508-723a-4409-a296-3cbe2b6490ed
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/839031
Signature
Adds a directory exclusion to Windows Defender
C2 URLs / IPs found in malware configuration
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Defender Exclusion
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Tries to steal Mail credentials (via file registry)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 471462 Sample: AssemblyNa.exe Startdate: 25/08/2021 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 11 other signatures 2->45 7 AssemblyNa.exe 7 2->7         started        process3 file4 29 C:\Users\user\AppData\...\nXNsigBfGxgroi.exe, PE32 7->29 dropped 31 C:\...\nXNsigBfGxgroi.exe:Zone.Identifier, ASCII 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmp8A4D.tmp, XML 7->33 dropped 35 C:\Users\user\AppData\...\AssemblyNa.exe.log, ASCII 7->35 dropped 47 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->47 49 Tries to steal Mail credentials (via file registry) 7->49 51 Uses schtasks.exe or at.exe to add and modify task schedules 7->51 53 2 other signatures 7->53 11 AssemblyNa.exe 7->11         started        15 powershell.exe 23 7->15         started        17 powershell.exe 23 7->17         started        19 3 other processes 7->19 signatures5 process6 dnsIp7 37 185.227.139.5, 49684, 49685, 49686 DIGITURUNCTR Iran (ISLAMIC Republic Of) 11->37 55 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->55 57 Tries to steal Mail credentials (via file access) 11->57 59 Tries to harvest and steal ftp login credentials 11->59 61 Tries to harvest and steal browser information (history, passwords, etc) 11->61 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        25 conhost.exe 19->25         started        27 conhost.exe 19->27         started        signatures8 process9
Detection:
lokibot
Create hunting rule
Link:
https://mwdb.cert.pl/sample/310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-24 11:26:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=geegl64f32jhixhhnf4fkoordfxmol3cqefufijjikyzs67gsala._file
Verdict:
malicious
Label(s):
lokipasswordstealer(pws)
Create hunting rule
Similar samples:
18adaff885efa34c76b1159562a33d2cb869faffebcb7af0dd56c099d98a3710
Loki
2070d6f358d9a25cce07e2179d7a4625bca289e433a74718bc9300350f1d3e1c
Loki
4f6d66cea6a8dcd4a29089e58d5adc3858445d4bba816fb2aa6ebc9cecfea68b
Loki
61c61db5ebc4d0c1bea4504adc9462abd0d100e3b3e468a3e5381193d1d6aae0
Loki
875ab4a8c0e8976f706fe0417ccfdf4d78bab6c845f4b3bb5a9e79414cf34c6d
Loki
a130cf9df18f1ae304826c98d4e7cfd2e75043b126a1df0c0a36f98a64cde5c2
Loki
b05d4c847f6c158729a1d150d30c75319e6e238044928baaa631ecd053335463
Loki
b0ea4256ed6da35b96a40d763e8281f46ff79c78a0c92aca14c69eaf13a3d244
Loki
b916cd21d5759f9c2e98aed2297b0d2f0201f8390347856b37e493e808132153
Loki
c905a0a831f688e4262c1ed829f22a286a47de8bbf954bd743f0173d58663cb1
Loki
+ 4'485 additional samples on MalwareBazaar
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot evasion spyware stealer suricata trojan
Link:
https://tria.ge/reports/210825-lklwb6rbea/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Maps connected drives based on registry
Checks BIOS information in registry
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Lokibot
suricata: ET MALWARE LokiBot Checkin
suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
Malware Config
C2 Extraction:
http://185.227.139.5/sxisodifntose.php/S7zr5v1fXI3Rb
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:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
Link:
https://www.unpac.me/results/8a2d58e6-a36c-4f6d-8b1f-467ed9d902a8/
SH256 hash:
901708c9b7b2a9aae104613f94e3096a17c19c684307048e1c1a370ac4b44470
MD5 hash:
74924ba59ff74a9c46af065b2d4e6a09
SHA1 hash:
7850fb30761a84f46cea05eaf2c2e27b4798448b
Detections:
win_lokipws_g0
Create hunting rule
win_lokipws_auto
Create hunting rule
Link:
https://www.unpac.me/results/8a2d58e6-a36c-4f6d-8b1f-467ed9d902a8/
Parent samples :
dd8a3353f1fc1446d5c32585a3b90fe0743187316e96ee3d8daf9e0059738478
a381f8f28ff9cbe526dbd0355223fdada0bd23d636b7b9e8e1c3bd5656647e41
310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016
ccd925cae57613d6c1d855322490b810244170defc29c037aa00683f1ce96edc
SH256 hash:
29b4bb3d41185f353bd2b54e4472361c58843db1023491e5be8f576bc866fd1b
MD5 hash:
bb4b88082a379f6a8ce29f8e45831fe9
SHA1 hash:
76ec49cdb78667d6299ce7e0854e300bd4c7536f
Link:
https://www.unpac.me/results/8a2d58e6-a36c-4f6d-8b1f-467ed9d902a8/
SH256 hash:
310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016
MD5 hash:
4a8b287eb2eebfbd1760621d5d22c216
SHA1 hash:
cf95a44eaeb2e1512a0ea67bb1b95045ed057efd
Link:
https://www.unpac.me/results/8a2d58e6-a36c-4f6d-8b1f-467ed9d902a8/
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/310865fb85de92745ce769785539d1196ec72f62810b42a12942b1997be69016

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:JPCERT/CC Incident Response Group
Description:detect Lokibot in memory
Reference:internal research
Rule name:pe_imphash
Create hunting rule
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/182315/

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