Malware Analysis Report

2025-01-19 07:39

Sample ID 241120-gltxdstanj
Target 7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe
SHA256 7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427
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

7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427

Threat Level: Known bad

The file 7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker discovery persistence trojan upx

Tinba / TinyBanker

Tinba family

Adds Run key to start application

UPX packed file

System Location Discovery: System Language Discovery

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-20 05:54

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-20 05:53

Reported

2024-11-20 05:56

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

98s

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DF2B9875 = "C:\\Users\\Admin\\AppData\\Roaming\\DF2B9875\\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:\Windows\SysWOW64\winver.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.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\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe

"C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2100 -ip 2100

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/316-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/316-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

memory/3624-2-0x0000000000C90000-0x0000000000C96000-memory.dmp

memory/3624-3-0x0000000000C90000-0x0000000000C96000-memory.dmp

memory/316-4-0x0000000002190000-0x0000000002B90000-memory.dmp

memory/3624-6-0x00007FFC4548D000-0x00007FFC4548E000-memory.dmp

memory/2100-5-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

memory/2100-7-0x00007FFC453F0000-0x00007FFC455E5000-memory.dmp

memory/316-8-0x0000000000400000-0x0000000000418000-memory.dmp

memory/316-9-0x0000000002190000-0x0000000002B90000-memory.dmp

memory/3624-10-0x00007FFC45620000-0x00007FFC45621000-memory.dmp

memory/2100-12-0x0000000000D80000-0x0000000000D86000-memory.dmp

memory/2688-14-0x0000000000B20000-0x0000000000B26000-memory.dmp

memory/2100-15-0x0000000000D80000-0x0000000000D86000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-20 05:53

Reported

2024-11-20 05:56

Platform

win7-20240903-en

Max time kernel

119s

Max time network

119s

Command Line

"taskhost.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\39FDDACA = "C:\\Users\\Admin\\AppData\\Roaming\\39FDDACA\\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:\Windows\SysWOW64\winver.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.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\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.exe

"C:\Users\Admin\AppData\Local\Temp\7010b3e43872b1663ad147f3a699763c2677add86aea5eeb60f927804f402427N.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/2884-0-0x0000000000400000-0x0000000000418000-memory.dmp

memory/2884-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1212-4-0x00000000025D0000-0x00000000025D6000-memory.dmp

memory/1212-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

memory/1212-2-0x00000000025D0000-0x00000000025D6000-memory.dmp

memory/2884-5-0x0000000001D90000-0x0000000002790000-memory.dmp

memory/1212-10-0x0000000077451000-0x0000000077452000-memory.dmp

memory/2596-11-0x0000000077400000-0x00000000775A9000-memory.dmp

memory/2596-9-0x00000000775FF000-0x0000000077601000-memory.dmp

memory/2596-8-0x00000000775FF000-0x0000000077600000-memory.dmp

memory/2596-7-0x0000000077600000-0x0000000077601000-memory.dmp

memory/2596-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

memory/2884-12-0x0000000000400000-0x0000000000418000-memory.dmp

memory/2884-13-0x0000000001D90000-0x0000000002790000-memory.dmp

memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/2596-26-0x00000000001E0000-0x00000000001E6000-memory.dmp

memory/1116-25-0x0000000077451000-0x0000000077452000-memory.dmp

memory/1116-24-0x00000000002D0000-0x00000000002D6000-memory.dmp

memory/1212-23-0x0000000002580000-0x0000000002586000-memory.dmp

memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/848-33-0x0000000077451000-0x0000000077452000-memory.dmp

memory/848-31-0x0000000001D30000-0x0000000001D36000-memory.dmp

memory/848-32-0x0000000077451000-0x0000000077452000-memory.dmp

memory/1212-34-0x0000000002580000-0x0000000002586000-memory.dmp

memory/848-38-0x0000000001D30000-0x0000000001D36000-memory.dmp

memory/848-39-0x0000000077451000-0x0000000077452000-memory.dmp