Malware Analysis Report

2024-09-09 17:08

Sample ID 240713-xam8gaselq
Target 036e19f0bedf8ccd4403759aef053130N.exe
SHA256 ac454fa278ee26a72d6720bac89bd4624d0e611afa1dae421a290454dc3848b3
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

ac454fa278ee26a72d6720bac89bd4624d0e611afa1dae421a290454dc3848b3

Threat Level: Known bad

The file 036e19f0bedf8ccd4403759aef053130N.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 WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of UnmapMainImage

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-13 18:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 18:39

Reported

2024-07-13 18:41

Platform

win7-20240704-en

Max time kernel

149s

Max time network

148s

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-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\C53649C8 = "C:\\Users\\Admin\\AppData\\Roaming\\C53649C8\\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 SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 2348 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 1940 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 1940 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 1940 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 1940 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 1940 wrote to memory of 2752 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 2752 wrote to memory of 1196 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2752 wrote to memory of 1084 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\taskhost.exe
PID 2752 wrote to memory of 1144 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\Dwm.exe
PID 2752 wrote to memory of 1196 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2752 wrote to memory of 548 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\DllHost.exe

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\036e19f0bedf8ccd4403759aef053130N.exe

"C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe"

C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe

"C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.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 lkebgoxdejyq.com udp
US 216.218.185.162:80 lkebgoxdejyq.com tcp
US 8.8.8.8:53 ynefefyopqvu.com udp
US 216.218.185.162:80 ynefefyopqvu.com tcp

Files

memory/2348-2-0x0000000000230000-0x0000000000236000-memory.dmp

memory/2348-3-0x0000000000230000-0x0000000000236000-memory.dmp

memory/1940-4-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1940-5-0x0000000000400000-0x0000000000404A00-memory.dmp

memory/1196-10-0x0000000002510000-0x0000000002517000-memory.dmp

memory/2752-8-0x00000000001A0000-0x00000000001A7000-memory.dmp

memory/1196-7-0x0000000002510000-0x0000000002517000-memory.dmp

memory/1196-6-0x0000000002510000-0x0000000002517000-memory.dmp

memory/2752-11-0x0000000000FC1000-0x0000000000FC2000-memory.dmp

memory/2752-12-0x0000000000FC0000-0x0000000000FD6000-memory.dmp

memory/1196-13-0x0000000077461000-0x0000000077462000-memory.dmp

memory/2752-14-0x0000000077410000-0x00000000775B9000-memory.dmp

memory/1084-17-0x0000000002090000-0x0000000002097000-memory.dmp

memory/1144-19-0x0000000001F90000-0x0000000001F97000-memory.dmp

memory/548-24-0x00000000022D0000-0x00000000022D7000-memory.dmp

memory/1196-22-0x0000000002520000-0x0000000002527000-memory.dmp

memory/548-28-0x0000000077461000-0x0000000077462000-memory.dmp

memory/1196-30-0x0000000002520000-0x0000000002527000-memory.dmp

memory/1084-29-0x0000000002090000-0x0000000002097000-memory.dmp

memory/548-27-0x00000000022D0000-0x00000000022D7000-memory.dmp

memory/1144-26-0x0000000077461000-0x0000000077462000-memory.dmp

memory/1144-25-0x0000000001F90000-0x0000000001F97000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 18:39

Reported

2024-07-13 18:41

Platform

win10v2004-20240709-en

Max time kernel

146s

Max time network

123s

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

Suspicious use of FindShellTrayWindow

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe N/A

Suspicious use of UnmapMainImage

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 4140 wrote to memory of 672 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe
PID 672 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 672 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 672 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 672 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe C:\Windows\SysWOW64\winver.exe
PID 2648 wrote to memory of 3288 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2648 wrote to memory of 2520 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\sihost.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe

"C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe"

C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe

"C:\Users\Admin\AppData\Local\Temp\036e19f0bedf8ccd4403759aef053130N.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2648 -ip 2648

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 636

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 www.google.com udp
US 8.8.8.8:53 lkebgoxdejyq.com udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 216.218.185.162:80 lkebgoxdejyq.com tcp
US 8.8.8.8:53 ynefefyopqvu.com udp
US 8.8.8.8:53 162.185.218.216.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/4140-2-0x0000000002080000-0x0000000002086000-memory.dmp

memory/4140-3-0x0000000002080000-0x0000000002086000-memory.dmp

memory/672-5-0x0000000000400000-0x0000000000404A00-memory.dmp

memory/672-4-0x0000000000400000-0x0000000000405000-memory.dmp

memory/2648-7-0x00000000009E0000-0x00000000009E7000-memory.dmp

memory/3288-6-0x0000000000B60000-0x0000000000B67000-memory.dmp

memory/3288-9-0x0000000000B60000-0x0000000000B67000-memory.dmp

memory/2648-10-0x0000000000C21000-0x0000000000C22000-memory.dmp

memory/3288-12-0x00007FFD85EED000-0x00007FFD85EEE000-memory.dmp

memory/2648-11-0x0000000000C20000-0x0000000000C32000-memory.dmp

memory/2520-14-0x0000000000D40000-0x0000000000D47000-memory.dmp

memory/2520-15-0x0000000000D40000-0x0000000000D47000-memory.dmp

memory/2648-16-0x00000000009E0000-0x00000000009E7000-memory.dmp