MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0. 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: 18


Intelligence 18 IOCs YARA 20 File information Comments
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SHA256 hash: 43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0
SHA3-384 hash: b671ee2cfc5ced649a9207816ce38461fe35fd33fc55b67a0366d67f458aa51c8ff581d22dda87af0bb7dea45228e3c4
SHA1 hash: 162f26b0537863c2292c2b308a4b38666b389669
MD5 hash: eed10a2131ad6054666c90b63bcbfafc
humanhash: winner-moon-jig-zulu
File name:rProformaInvoice.exe
Download: download sample
Signature Loki
Create hunting rule
File size:465'408 bytes
First seen:2023-11-22 14:26:48 UTC
Last seen:2023-11-22 16:22:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'613 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:y8om7lbRDfNAZH34To3e3TvZzT0iHbl2NahYo:FF7lbRx3TJ0i52wOo
Threatray 3'877 similar samples on MalwareBazaar
TLSH T145A4121122E96B41C7BD2BF6042065C1D3FB651E56F5EB18CDC634DB2A62F054A02FBB
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
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 FXOLabs
Tags:exe Loki

Intelligence

File Origin
# of uploads :
2
# of downloads :
428
Origin country :
BR BR
Vendor Threat Intelligence
Malware family:
lokibot
Create hunting rule
ID:
1
File name:
rProformaInvoice.exe
Verdict:
Malicious activity
Analysis date:
2023-11-22 14:27:51 UTC
Tags:
trojan lokibot
Link:
https://app.any.run/tasks/132f0454-977e-476d-a04f-92ff23b32474

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/459728/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.5221.18520.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Reading critical registry keys
Changing a file
DNS request
Sending an HTTP POST request
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for analyzed file
Using the Windows Management Instrumentation requests
Stealing user critical data
Moving of the original file
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Gathering data
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0
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/6c162f42-3038-431b-aa81-75b64f5cae01
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1346450
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
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 dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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)
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 dnsIp2 2 Behavior Graph ID: 1346450 Sample: rProformaInvoice.exe Startdate: 22/11/2023 Architecture: WINDOWS Score: 100 40 kelly.spencerstuartllc.top 2->40 44 Snort IDS alert for network traffic 2->44 46 Multi AV Scanner detection for domain / URL 2->46 48 Found malware configuration 2->48 50 13 other signatures 2->50 8 rProformaInvoice.exe 7 2->8         started        12 BJZSylB.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\Roaming\BJZSylB.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpB6E7.tmp, XML 8->38 dropped 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Adds a directory exclusion to Windows Defender 8->54 14 rProformaInvoice.exe 54 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        56 Multi AV Scanner detection for dropped file 12->56 58 Tries to steal Mail credentials (via file registry) 12->58 60 Machine Learning detection for dropped file 12->60 62 Injects a PE file into a foreign processes 12->62 24 schtasks.exe 1 12->24         started        26 BJZSylB.exe 12->26         started        signatures6 process7 dnsIp8 42 kelly.spencerstuartllc.top 104.21.46.100, 49706, 49707, 49709 CLOUDFLARENETUS United States 14->42 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->64 66 Tries to steal Mail credentials (via file / registry access) 14->66 68 Tries to harvest and steal ftp login credentials 14->68 70 Tries to harvest and steal browser information (history, passwords, etc) 14->70 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 22->32         started        34 conhost.exe 24->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0
Detection:
lokibot
Create hunting rule
Link:
https://mwdb.cert.pl/sample/43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-22 06:04:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=io4oypqfhlodz7k345nfemenm4zbvxfi47prghidpu73cgtivxia._file
Verdict:
malicious
Label(s):
lokipasswordstealer(pws)
Create hunting rule
Similar samples:
43a062acd30484965319e8a817402ec33f3733cb9b9544d5efb7f76ddd4b4237
Loki
5055c28ba9fde6ddfde33000bbfb39deca723bfac56c23029a54dd7bdb748e3b
Loki
5abb2031bbb30a92cd35174c319198e6122de6e63e5b85db51b9f05f28393104
Loki
e1eab41f70a1e9d87231d3874955ee138e12317cb8292577d8b6b1f12f7302c2
Loki
e358b710d57d85fdfaf26cbec319efd66c1827629ce4b270b5ad80ea367e3e20
Loki
f87199abf8debc5baac65e166998ca8831bc93a916d2f8a56bb947623892c87e
Loki
+ 3'867 additional samples on MalwareBazaar
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection spyware stealer trojan
Link:
https://tria.ge/reports/231122-rsefdsdf6t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Checks computer location settings
Reads user/profile data of web browsers
Lokibot
Malware Config
C2 Extraction:
http://kelly.spencerstuartllc.top/_errorpages/kelly/five/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:
e36384ca9d5dcc8ed95d52b8134fef706b4d25bb3e4cb6b9b1eef05866033b5b
MD5 hash:
9468e91ce12dc9f4bcfbc1af2579cd31
SHA1 hash:
f2aaca9027fcc7b72e03426949533cad7fd57a8c
Detections:
lokibot
Create hunting rule
win_lokipws_auto
Create hunting rule
win_lokipws_g0
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_GENInfoStealer
Create hunting rule
Lokibot
Create hunting rule
STEALER_Lokibot
Create hunting rule
Link:
https://www.unpac.me/results/2a210707-4a29-4c46-bb01-4a9bebb4717c/
Parent samples :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 hash:
3fc435481d7ef0079bdad4dd86185e61a5092a5df4a3e17a75266cf283effaa1
MD5 hash:
ead80ad88662af6f37f0c49fe6e3fb44
SHA1 hash:
dbeb4019c7337347d1c6d0913c9249021cafd849
Link:
https://www.unpac.me/results/2a210707-4a29-4c46-bb01-4a9bebb4717c/
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/2a210707-4a29-4c46-bb01-4a9bebb4717c/
SH256 hash:
ef3c8c9b034be61e4708f161771ad3e850dece7c1d296398993c92aec95a6311
MD5 hash:
b24de0f72f7a58b4c87a5248e6051299
SHA1 hash:
82c27e3fccc1deccc75a93ce544409dfa4b238a4
Link:
https://www.unpac.me/results/2a210707-4a29-4c46-bb01-4a9bebb4717c/
SH256 hash:
43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0
MD5 hash:
eed10a2131ad6054666c90b63bcbfafc
SHA1 hash:
162f26b0537863c2292c2b308a4b38666b389669
Link:
https://www.unpac.me/results/2a210707-4a29-4c46-bb01-4a9bebb4717c/
Malware family:
Lokibot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/43b8ec3e053a/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/43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:HeavensGate
Create hunting rule
Author:kevoreilly
Description:Heaven's Gate: Switch from 32-bit to 64-mode
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:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Lokibot_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Lokibot in memory
Reference:internal research
Rule name:NET
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
Rule name:STEALER_Lokibot
Create hunting rule
Author:Marc Rivero | McAfee ATR Team
Description:Rule to detect Lokibot stealer
Rule name:Windows_Trojan_Lokibot_0f421617
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Lokibot_1f885282
Create hunting rule
Author:Elastic Security
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 43b8ec3e053adc3cfd5be75a52308d67321adca8e7df131d037d3fb11a68add0

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/459728/

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