MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2f42cfcfafad77546d57cbfde6a6f4c1c75d684a81304d1ec901285b1873bd3. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2f42cfcfafad77546d57cbfde6a6f4c1c75d684a81304d1ec901285b1873bd3
SHA3-384 hash: 004ed043c9f36eec47b576d7d600a4932bf643d743fe4c34d15b70670f045f405568dd06fa9f298e63f098966c74fc9b
SHA1 hash: 0efa4955bd921258d401932d37ad62e9da68f7df
MD5 hash: 949d639833a74fa56428322c3b6b7be5
humanhash: fillet-sink-golf-double
File name:Bukti transfer-07-03-2020.exe
Download: download sample
Signature Loki
Create hunting rule
File size:425'960 bytes
First seen:2020-08-03 13:55:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7c2c71dfce9a27650634dc8b1ca03bf0 (160 x Loki, 58 x Formbook, 55 x Adware.Generic)
ssdeep 12288:1anjMIJ6BLtvDxLYt8GRIh1pMzMlmXF5SE6czp3no:yMIJ6BLt7W8GRqpMIl8dzlo
Threatray 651 similar samples on MalwareBazaar
TLSH 769423A531E0F8B3D6954AB404F2AD1CEFC26E191154674F6BE0398E3A33503BB4F696
Reporter abuse_ch
Tags:exe Loki


Avatar
abuse_ch
Malspam distributing Loki:

HELO: smtp94.iad3a.emailsrvr.com
Sending IP: 173.203.187.94
From: finance@pt-ipi.co.id <finance@pt-ipi.co.id>
Subject: Fw: Bukti transfer
Attachment: Bukti transfer-07-03-2020.rar (contains "Bukti transfer-07-03-2020.exe")

Loki C2:
http://modevin.ga/~zadmin/lmark/frega2/mode.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Loki
Create hunting rule
Link:
https://www.capesandbox.com/analysis/37920/
Detection(s):
PUA.Win.Downloader.Soft32downloader-6691270-0
Create hunting rule

PUA.Win.Adware.Browserio-6725861-0
Create hunting rule

SecuriteInfo.com.Artemis162931E90DCF.4593.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file in the %AppData% subdirectories
Creating a file
Launching a process
Sending a UDP request
Launching cmd.exe command interpreter
Reading critical registry keys
Changing a file
Replacing files
DNS request
Deleting a recently created file
Enabling the 'hidden' option for recently created files
Unauthorized injection to a system process
Stealing user critical data
Connection attempt to an infection source
Sending an HTTP POST request to an infection source
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
spyw.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/408071
Signature
Creates executable files without a name
Drops or copies cmd.exe with a different name (likely to bypass HIPS)
Hijacks the control flow in another process
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to steal Mail credentials (via file registry)
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256284 Sample: Bukti transfer-07-03-2020.exe Startdate: 03/08/2020 Architecture: WINDOWS Score: 96 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Yara detected Lokibot 2->43 45 2 other signatures 2->45 7 Bukti transfer-07-03-2020.exe 41 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\nz\.exe, GIF 7->19 dropped 21 C:\Users\user\AppData\Roaming\...\u2l2000.dll, PE32 7->21 dropped 23 C:\Users\user\AppData\Roaming\...\dbsvcui.dll, PE32 7->23 dropped 25 9 other files (none is malicious) 7->25 dropped 47 Creates executable files without a name 7->47 11 rundll32.exe 7->11         started        signatures5 process6 signatures7 49 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 11->49 51 Hijacks the control flow in another process 11->51 53 Maps a DLL or memory area into another process 11->53 14 cmd.exe 55 11->14         started        process8 dnsIp9 29 modevin.ga 5.53.125.187, 49728, 49729, 49730 SELECTELRU Russian Federation 14->29 31 192.168.2.1 unknown unknown 14->31 27 C:\Users\user\AppData\Roaming\...\B52B3F.exe, PE32 14->27 dropped 33 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 14->33 35 Tries to steal Mail credentials (via file registry) 14->35 37 Drops or copies cmd.exe with a different name (likely to bypass HIPS) 14->37 file10 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2f42cfcfafad77546d57cbfde6a6f4c1c75d684a81304d1ec901285b1873bd3/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-08-03 13:57:15 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yl2cz7h27llxkrwvps7542tpjqohlvuevajqjupmsajilmmhhpjq._file
Verdict:
malicious
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Loki
+ 641 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/200803-awnqrjkqdj/
Behaviour
NSIS installer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DriveBy Activity
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/c2f42cfcfafad77546d57cbfde6a6f4c1c75d684a81304d1ec901285b1873bd3

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:Lokibot
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Lokibot in memory
Reference:internal research
Rule name:win_lokipws_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:with_sqlite
Create hunting rule
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

File information

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

Malspam

Loki

rar 73949617c627211525eacf7fd1813d1832f6cc532ef8e951f8d31579f3201381

Loki

Executable exe c2f42cfcfafad77546d57cbfde6a6f4c1c75d684a81304d1ec901285b1873bd3

(this sample)

  
Dropped by
MD5 39f3a2f2e88931831d5dfdd9b76bfb0a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/37920/
  
Dropped by
SHA256 73949617c627211525eacf7fd1813d1832f6cc532ef8e951f8d31579f3201381

Comments