Malware Analysis Report

2024-09-09 16:57

Sample ID 240519-eltkhshd8z
Target 6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe
SHA256 71ff992303a0f8cc61ba1cce1d28c14c2297cc7a1d1a8ca9ac23c8d25d7ad075
Tags
tinba banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

71ff992303a0f8cc61ba1cce1d28c14c2297cc7a1d1a8ca9ac23c8d25d7ad075

Threat Level: Known bad

The file 6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker persistence trojan

Tinba / TinyBanker

Adds Run key to start application

Program crash

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-05-19 04:02

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-19 04:02

Reported

2024-05-19 04:04

Platform

win7-20240508-en

Max time kernel

148s

Max time network

145s

Command Line

"taskhost.exe"

Signatures

Tinba / TinyBanker

trojan banker tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\B6800FF7 = "C:\\Users\\Admin\\AppData\\Roaming\\B6800FF7\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe N/A

Processes

C:\Windows\system32\taskhost.exe

"taskhost.exe"

C:\Windows\system32\Dwm.exe

"C:\Windows\system32\Dwm.exe"

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\system32\DllHost.exe

C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}

C:\Users\Admin\AppData\Local\Temp\6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.google.com udp
US 8.8.8.8:53 ggvruxovlbrm.com udp
US 216.218.185.162:80 ggvruxovlbrm.com tcp

Files

memory/1852-0-0x0000000000400000-0x000000000046F000-memory.dmp

memory/1852-1-0x0000000000410000-0x0000000000413000-memory.dmp

memory/1852-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1852-3-0x00000000001C0000-0x00000000001C2000-memory.dmp

memory/1852-4-0x00000000001B0000-0x00000000001C6000-memory.dmp

memory/1260-6-0x00000000025D0000-0x00000000025D7000-memory.dmp

memory/1260-9-0x00000000025D0000-0x00000000025D7000-memory.dmp

memory/1992-7-0x0000000000120000-0x0000000000127000-memory.dmp

memory/1260-5-0x00000000025D0000-0x00000000025D7000-memory.dmp

memory/1260-12-0x0000000077901000-0x0000000077902000-memory.dmp

memory/1992-11-0x0000000000D80000-0x0000000000D96000-memory.dmp

memory/1992-10-0x0000000000D81000-0x0000000000D82000-memory.dmp

memory/1992-13-0x00000000778B0000-0x0000000077A59000-memory.dmp

memory/304-22-0x0000000000590000-0x0000000000597000-memory.dmp

memory/1852-25-0x0000000000400000-0x0000000000404A00-memory.dmp

memory/1260-20-0x00000000025E0000-0x00000000025E7000-memory.dmp

memory/1172-17-0x0000000001F90000-0x0000000001F97000-memory.dmp

memory/1112-15-0x0000000000450000-0x0000000000457000-memory.dmp

memory/304-26-0x0000000077901000-0x0000000077902000-memory.dmp

memory/1172-30-0x0000000001F90000-0x0000000001F97000-memory.dmp

memory/1260-31-0x00000000025E0000-0x00000000025E7000-memory.dmp

memory/304-29-0x0000000000590000-0x0000000000597000-memory.dmp

memory/1112-28-0x0000000077901000-0x0000000077902000-memory.dmp

memory/1112-27-0x0000000000450000-0x0000000000457000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-19 04:02

Reported

2024-05-19 04:04

Platform

win10v2004-20240508-en

Max time kernel

144s

Max time network

126s

Command Line

sihost.exe

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\winver.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\6cdc7b35e19481c2cdd4b0dedc6c1ef0_NeikiAnalytics.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1992 -ip 1992

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 636

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4084,i,5711962389779687290,1245653010537220991,262144 --variations-seed-version --mojo-platform-channel-handle=4008 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 www.google.com udp
US 8.8.8.8:53 ggvruxovlbrm.com udp
NL 23.62.61.194:443 www.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 216.218.185.162:80 ggvruxovlbrm.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 162.185.218.216.in-addr.arpa udp
US 8.8.8.8:53 qvvksmeemfgd.com udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/2692-0-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2692-1-0x0000000000410000-0x0000000000413000-memory.dmp

memory/2692-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1992-13-0x00007FFC24F70000-0x00007FFC25165000-memory.dmp

memory/3432-12-0x00007FFC2500D000-0x00007FFC2500E000-memory.dmp

memory/3432-11-0x0000000000AD0000-0x0000000000AD7000-memory.dmp

memory/1992-10-0x0000000077D22000-0x0000000077D23000-memory.dmp

memory/1992-9-0x0000000000BD0000-0x0000000000BD7000-memory.dmp

memory/2692-7-0x0000000000400000-0x000000000046F000-memory.dmp

memory/3432-3-0x0000000000AD0000-0x0000000000AD7000-memory.dmp

memory/2692-8-0x0000000000400000-0x000000000046F000-memory.dmp

memory/2692-15-0x0000000000400000-0x0000000000404A00-memory.dmp

memory/2828-16-0x00000000008A0000-0x00000000008A7000-memory.dmp

memory/2828-17-0x00000000008A0000-0x00000000008A7000-memory.dmp

memory/1992-18-0x0000000000BD0000-0x0000000000BD7000-memory.dmp

memory/1992-20-0x00007FFC24F70000-0x00007FFC25165000-memory.dmp

memory/3432-22-0x00007FFC251A0000-0x00007FFC251A1000-memory.dmp