Automated Malware Analysis IOC Report for

Files

File Path

Type

Category

Malicious

bUcIhJ4VHm.exe

PE32 executable (GUI) Intel 80386, for MS Windows

initial sample

C:\ProgramData\nss3.dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\tiktok[1].exe

PE32 executable (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe

PE32 executable (GUI) Intel 80386, for MS Windows

dropped

C:\ProgramData\AAFIJKKEHJDHJKFIECAA

SQLite 3.x database, last written using SQLite version 3042000, page size 2048, file counter 1, database pages 25, cookie 0xe, schema 4, UTF-8, version-valid-for 1

dropped

C:\ProgramData\AAFIJKKEHJDHJKFIECAAKFIJJK

SQLite 3.x database, user version 75, last written using SQLite version 3042000, page size 32768, writer version 2, read version 2, file counter 2, database pages 46, cookie 0x26, schema 4, UTF-8, version-valid-for 2

dropped

C:\ProgramData\AZTRJHKCVR.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\BFHIJEBKEBGHIDHJKJEGCBAEGH

SQLite 3.x database, last written using SQLite version 3042000, file counter 4, database pages 5, cookie 0x3, schema 4, UTF-8, version-valid-for 4

dropped

C:\ProgramData\BNAGMGSPLO.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\CAKEBFCFIJJKKECAKJEHDAAFIE

SQLite 3.x database, user version 12, last written using SQLite version 3042000, page size 32768, writer version 2, read version 2, file counter 3, database pages 3, cookie 0x1, schema 4, UTF-8, version-valid-for 3

dropped

C:\ProgramData\DGDBFBFC

SQLite 3.x database, last written using SQLite version 3042000, page size 2048, file counter 8, database pages 89, cookie 0x36, schema 4, UTF-8, version-valid-for 8

dropped

C:\ProgramData\DQOFHVHTMG.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\DQOFHVHTMG.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\DUUDTUBZFW.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\EEGWXUHVUG.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\ERWQDBYZVW.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\FIIEGDBAEBFIIDHJJJEBAAAKJE

SQLite 3.x database, last written using SQLite version 3042000, file counter 7, database pages 5, cookie 0x5, schema 4, UTF-8, version-valid-for 7

dropped

C:\ProgramData\GDBKJDGI

SQLite 3.x database, last written using SQLite version 3042000, page size 2048, file counter 3, database pages 52, cookie 0x21, schema 4, UTF-8, version-valid-for 3

dropped

C:\ProgramData\GRXZDKKVDB.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\HCAEGCBFHJDGCBFHDAFB

SQLite 3.x database, last written using SQLite version 3042000, page size 2048, file counter 1, database pages 20, cookie 0xb, schema 4, UTF-8, version-valid-for 1

dropped

C:\ProgramData\HMPPSXQPQV.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_bUcIhJ4VHm.exe_299f4611d8ec3b2647c7ae1051883f5e2fe7f8_8f292b08_60c9164b-2ceb-41af-98bc-8b57164cf0a2\Report.wer

Unicode text, UTF-16, little-endian text, with CRLF line terminators

dropped

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCA09.tmp.dmp

Mini DuMP crash report, 14 streams, Thu Apr 25 19:48:27 2024, 0x1205a4 type

dropped

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCB23.tmp.WERInternalMetadata.xml

XML 1.0 document, Unicode text, UTF-16, little-endian text, with CRLF line terminators

dropped

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCB43.tmp.xml

XML 1.0 document, ASCII text, with CRLF line terminators

dropped

C:\ProgramData\NVWZAPQSQL.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\NVWZAPQSQL.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\PALRGUCVEH.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\SQSJKEBWDT.docx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\SQSJKEBWDT.xlsx

ASCII text, with very long lines (1024), with CRLF line terminators

dropped

C:\ProgramData\freebl3.dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\ProgramData\mozglue.dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\ProgramData\msvcp140.dll

PE32 executable (DLL) (console) Intel 80386, for MS Windows

dropped

C:\ProgramData\softokn3.dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\ProgramData\vcruntime140.dll

PE32 executable (DLL) (console) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\freebl3[1].dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\mozglue[1].dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\msvcp140[1].dll

PE32 executable (DLL) (console) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\nss3[1].dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\softokn3[1].dll

PE32 executable (DLL) (GUI) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\T9RRWRNL\vcruntime140[1].dll

PE32 executable (DLL) (console) Intel 80386, for MS Windows

dropped

C:\Users\user\AppData\Roaming\Mozilla\Firefox\Profiles\v6zchhhv.default-release\cookies.sqlite-shm

data

dropped

C:\Users\user\AppData\Roaming\Mozilla\Firefox\Profiles\v6zchhhv.default-release\places.sqlite-shm

data

dropped

C:\Windows\appcompat\Programs\Amcache.hve

MS Windows registry file, NT/2000 or above

dropped

There are 34 hidden files, click here to show them.

Processes

Path

Cmdline

Malicious

C:\Users\user\Desktop\bUcIhJ4VHm.exe

"C:\Users\user\Desktop\bUcIhJ4VHm.exe"

Details

Is windows:	false
Is dropped:	false
PID:	6760
Target ID:	0
Parent PID:	1028
Name:	bUcIhJ4VHm.exe
Path:	C:\Users\user\Desktop\bUcIhJ4VHm.exe
Commandline:	"C:\Users\user\Desktop\bUcIhJ4VHm.exe"
Size:	258560
MD5:	F9F0B2B6C628789336AB905F82269982
Time:	21:47:49
Date:	25/04/2024
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	42082304
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Detected unpacking (changes PE section rights)	Data Obfuscation	Software Packing
Detected unpacking (overwrites its own PE header)	Compliance, Data Obfuscation	Software Packing
Multi AV Scanner detection for submitted file	AV Detection
Yara detected Mars stealer	Stealing of Sensitive Information, Remote Access Functionality
Yara detected Stealc	Stealing of Sensitive Information, Remote Access Functionality
Yara detected Vidar stealer	Stealing of Sensitive Information, Remote Access Functionality
Machine Learning detection for sample	AV Detection
Sample file is different than original file name gathered from version info	System Summary
Uses 32bit PE files	Compliance, System Summary
Yara detected Credential Stealer	Stealing of Sensitive Information
PE file has an executable .text section and no other executable section	System Summary
Sample is known by Antivirus	System Summary
Spawns processes	System Summary	Process Injection
Binary contains paths to debug symbols	Compliance, System Summary

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe"

Details

Is windows:	true
Is dropped:	false
PID:	6204
Target ID:	3
Parent PID:	6760
Name:	cmd.exe
Class:	cmd
Path:	C:\Windows\SysWOW64\cmd.exe
Commandline:	"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe"
Size:	236544
MD5:	D0FCE3AFA6AA1D58CE9FA336CC2B675B
Time:	21:48:27
Date:	25/04/2024
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x790000
Modulesize:	368640
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Sample uses string decryption to hide its real strings	AV Detection
Creates a process in suspended mode (likely to inject code)	HIPS / PFW / Operating System Protection Evasion	Process Injection
Spawns processes	System Summary	Process Injection

C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe

"C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe"

Details

Is windows:	false
Is dropped:	true
PID:	2300
Target ID:	6
Parent PID:	6204
Name:	JKJEHJKJEB.exe
Path:	C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe
Commandline:	"C:\Users\user\AppData\Local\Temp\JKJEHJKJEB.exe"
Size:	545792
MD5:	6C93FC68E2F01C20FB81AF24470B790C
Time:	21:48:27
Date:	25/04/2024
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x4e0000
Modulesize:	569344
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Creates a process in suspended mode (likely to inject code)	HIPS / PFW / Operating System Protection Evasion	Process Injection
Drops PE files	Persistence and Installation Behavior
Creates temporary files	System Summary
Spawns processes	System Summary	Process Injection
Binary contains paths to debug symbols	Compliance, System Summary

C:\Windows\System32\conhost.exe

C:\Windows\system32\conhost.exe 0xffffffff -ForceV1

Details

Is windows:	true
Is dropped:	false
PID:	5792
Target ID:	5
Parent PID:	6204
Name:	conhost.exe
Path:	C:\Windows\System32\conhost.exe
Commandline:	C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Size:	862208
MD5:	0D698AF330FD17BEE3BF90011D49251D
Time:	21:48:27
Date:	25/04/2024
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x7ff6d64d0000
Modulesize:	892928
Wow64:	false

Signature Hits	Behavior Group	Mitre Attack
Spawns processes	System Summary	Process Injection

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 6760 -s 2252

Details

Is windows:	true
Is dropped:	false
PID:	6096
Target ID:	8
Parent PID:	6760
Name:	WerFault.exe
Path:	C:\Windows\SysWOW64\WerFault.exe
Commandline:	C:\Windows\SysWOW64\WerFault.exe -u -p 6760 -s 2252
Size:	483680
MD5:	C31336C1EFC2CCB44B4326EA793040F2
Time:	21:48:27
Date:	25/04/2024
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x150000
Modulesize:	499712
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
One or more processes crash	System Summary
Spawns processes	System Summary	Process Injection

URLs

Name

Malicious

http://185.172.128.76/15f649199f40275b/nss3.dll

185.172.128.76

http://185.172.128.76/15f649199f40275b/softokn3.dll

185.172.128.76

http://185.172.128.76/15f649199f40275b/mozglue.dll

185.172.128.76

185.172.128.76/3cd2b41cbde8fc9c.php

http://185.172.128.76/3cd2b41cbde8fc9c.php

185.172.128.76

http://185.172.128.76/15f649199f40275b/freebl3.dll

185.172.128.76

http://185.172.128.76/15f649199f40275b/msvcp140.dll

185.172.128.76

http://185.172.128.76/15f649199f40275b/vcruntime140.dll

185.172.128.76

http://185.172.128.76/15f649199f40275b/sqlite3.dll

185.172.128.76

http://185.172.128.76

unknown

https://duckduckgo.com/chrome_newtab

unknown

http://www.mozilla.com/en-US/blocklist/

unknown

https://duckduckgo.com/ac/?q=

unknown

https://mozilla.org0/

unknown

http://185.172.128.76/15f649199f40275b/vcruntime140.dllK

unknown

http://185.172.128.76rf

unknown

https://www.google.com/images/branding/product/ico/googleg_lodp.ico

unknown

https://duckduckgo.com/favicon.icohttps://duckduckgo.com/?q=

unknown

http://upx.sf.net

unknown

https://ch.search.yahoo.com/sugg/chrome?output=fxjson&appid=crmas&command=

unknown

http://185.172.128.76/3cd2b41cbde8fc9c.phps

unknown

http://185.172.128.76/3cd2b41cbde8fc9c.phpt

unknown

https://www.ecosia.org/newtab/

unknown

https://support.mozilla.org/kb/customize-firefox-controls-buttons-and-toolbars?utm_source=firefox-br

unknown

http://185.172.128.203/tiktok.exe

185.172.128.203

http://185.172.128.203/tiktok.exe00

unknown

https://ac.ecosia.org/autocomplete?q=

unknown

http://185.172.128.76/15f649199f40275b/msvcp140.dllP

unknown

http://185.172.128.76/15f649199f40275b/mozglue.dllB

unknown

http://185.172.128.76/15f649199f40275b/msvcp140.dllL

unknown

http://185.172.128.76/3cd2b41cbde8fc9c.php2d6c41453d0c85f468b78951f73ec-release80c3c777a51d62c363839

unknown

https://ch.search.yahoo.com/favicon.icohttps://ch.search.yahoo.com/search

unknown

https://support.mozilla.org/products/firefoxgro.allizom.troppus.GVegJq3nFfBL

unknown

http://185.172.128.203/tiktok.exet-Disposition:

unknown

https://support.mozilla.org

unknown

https://cdn.ecosia.org/assets/images/ico/favicon.icohttps://www.ecosia.org/search?q=

unknown

http://185.172.128.203/tiktok.exeq

unknown

http://www.sqlite.org/copyright.html.

unknown

There are 28 hidden URLs, click here to show them.

IPs

Domain

Country

Malicious

185.172.128.76

unknown

Russian Federation

Details

IP:	185.172.128.76
TargetID:	0
Current Path:	C:\Users\user\Desktop\bUcIhJ4VHm.exe
Country:	Russian Federation
Countrycode:	RUS
ASN number:	50916
ASN name:	NADYMSS-ASRU
Private:	false

Signature Hits	Behavior Group	Mitre Attack
Found malware configuration	AV Detection
Snort IDS alert for network traffic	Networking
C2 URLs / IPs found in malware configuration	Networking	Application Layer Protocol
Sample uses string decryption to hide its real strings	AV Detection
HTTP GET or POST without a user agent	Networking
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
Posts data to webserver	Networking	Application Layer Protocol Non-Application Layer Protocol
URLs found in memory or binary data	Networking

185.172.128.203

unknown

Russian Federation

Details

IP:	185.172.128.203
TargetID:	0
Current Path:	C:\Users\user\Desktop\bUcIhJ4VHm.exe
Country:	Russian Federation
Countrycode:	RUS
ASN number:	50916
ASN name:	NADYMSS-ASRU
Private:	false

Signature Hits	Behavior Group	Mitre Attack
HTTP GET or POST without a user agent	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
URLs found in memory or binary data	Networking