Malware Analysis Report

2025-01-19 07:39

Sample ID 241117-ne6e6sxrgv
Target 696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe
SHA256 696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632
Tags
tinba banker discovery persistence trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632

Threat Level: Known bad

The file 696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker discovery persistence trojan upx

Tinba family

Tinba / TinyBanker

Adds Run key to start application

UPX packed file

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-17 11:19

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-17 11:19

Reported

2024-11-17 11:22

Platform

win10v2004-20241007-en

Max time kernel

134s

Max time network

138s

Command Line

sihost.exe

Signatures

Tinba / TinyBanker

trojan banker tinba

Tinba family

tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\BFD0DA4C = "C:\\Users\\Admin\\AppData\\Roaming\\BFD0DA4C\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

UPX packed file

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

Program crash

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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

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

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\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe

"C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3620 -ip 3620

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3620 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 133.130.81.91.in-addr.arpa udp

Files

memory/780-0-0x0000000000400000-0x000000000041D000-memory.dmp

memory/780-1-0x0000000002020000-0x0000000002021000-memory.dmp

memory/3456-3-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

memory/3456-2-0x0000000000AB0000-0x0000000000AB6000-memory.dmp

memory/3456-6-0x00007FFC073ED000-0x00007FFC073EE000-memory.dmp

memory/3620-5-0x0000000076FC2000-0x0000000076FC3000-memory.dmp

memory/780-4-0x0000000002060000-0x0000000002A60000-memory.dmp

memory/3620-7-0x00007FFC07350000-0x00007FFC07545000-memory.dmp

memory/780-9-0x0000000000400000-0x000000000041D000-memory.dmp

memory/780-10-0x0000000002060000-0x0000000002A60000-memory.dmp

memory/3456-11-0x00007FFC07580000-0x00007FFC07581000-memory.dmp

memory/3620-13-0x0000000000E90000-0x0000000000E96000-memory.dmp

memory/2784-15-0x00000000002F0000-0x00000000002F6000-memory.dmp

memory/3620-16-0x0000000000E90000-0x0000000000E96000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-17 11:19

Reported

2024-11-17 11:22

Platform

win7-20240903-en

Max time kernel

149s

Max time network

150s

Command Line

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

Signatures

Tinba / TinyBanker

trojan banker tinba

Tinba family

tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\89A49429 = "C:\\Users\\Admin\\AppData\\Roaming\\89A49429\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

UPX packed file

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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

Processes

C:\Windows\system32\Dwm.exe

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

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\system32\taskhost.exe

"taskhost.exe"

C:\Windows\system32\DllHost.exe

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

C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe

"C:\Users\Admin\AppData\Local\Temp\696294bbf0c2aa9c3f837134634983348056d02b2609ac42c4ad7f09c6e9a632.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 spaines.pw udp
US 216.218.185.162:80 spaines.pw tcp

Files

memory/3000-0-0x0000000000400000-0x000000000041D000-memory.dmp

memory/3000-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1076-3-0x00000000025A0000-0x00000000025A6000-memory.dmp

memory/1076-4-0x00000000025A0000-0x00000000025A6000-memory.dmp

memory/1076-2-0x00000000025A0000-0x00000000025A6000-memory.dmp

memory/3000-5-0x0000000001D10000-0x0000000002710000-memory.dmp

memory/1076-10-0x00000000774C1000-0x00000000774C2000-memory.dmp

memory/2372-9-0x000000007766F000-0x0000000077671000-memory.dmp

memory/2372-11-0x0000000077470000-0x0000000077619000-memory.dmp

memory/2372-8-0x000000007766F000-0x0000000077670000-memory.dmp

memory/2372-7-0x0000000077670000-0x0000000077671000-memory.dmp

memory/2372-6-0x0000000000160000-0x0000000000166000-memory.dmp

memory/3000-12-0x0000000000400000-0x000000000041D000-memory.dmp

memory/3000-13-0x0000000001D10000-0x0000000002710000-memory.dmp

memory/1076-23-0x0000000002540000-0x0000000002546000-memory.dmp

memory/2020-26-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

memory/1112-22-0x00000000001D0000-0x00000000001D6000-memory.dmp

memory/2020-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

memory/1076-19-0x0000000002540000-0x0000000002546000-memory.dmp

memory/1044-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/2020-28-0x00000000774C1000-0x00000000774C2000-memory.dmp

memory/2372-32-0x0000000000160000-0x0000000000166000-memory.dmp

memory/1112-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

memory/1044-30-0x00000000774C1000-0x00000000774C2000-memory.dmp