Malware Analysis Report

2024-09-09 17:07

Sample ID 240718-1ne1ssxhjq
Target 5933a435cc1e27e6c2de575596638964_JaffaCakes118
SHA256 072ee689dea574280bc50fbe1dd64b3fcb6e59426444d8c2adc59ee7cba28846
Tags
upx 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

072ee689dea574280bc50fbe1dd64b3fcb6e59426444d8c2adc59ee7cba28846

Threat Level: Known bad

The file 5933a435cc1e27e6c2de575596638964_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx tinba banker persistence trojan

Tinba / TinyBanker

UPX packed file

Adds Run key to start application

Unsigned PE

Program crash

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of UnmapMainImage

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-18 21:47

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: behavioral1

Detonation Overview

Submitted

2024-07-18 21:47

Reported

2024-07-18 21:50

Platform

win7-20240705-en

Max time kernel

149s

Max time network

149s

Command Line

"taskhost.exe"

Signatures

Tinba / TinyBanker

trojan banker tinba

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\Run\0C3F630D = "C:\\Users\\Admin\\AppData\\Roaming\\0C3F630D\\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

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\5933a435cc1e27e6c2de575596638964_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5933a435cc1e27e6c2de575596638964_JaffaCakes118.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/1464-0-0x0000000000400000-0x000000000041ABB7-memory.dmp

memory/1256-4-0x0000000002D60000-0x0000000002D66000-memory.dmp

memory/1256-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

memory/1256-2-0x0000000002D60000-0x0000000002D66000-memory.dmp

memory/1464-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1464-5-0x0000000002080000-0x0000000002A80000-memory.dmp

memory/2180-11-0x0000000076E80000-0x0000000077029000-memory.dmp

memory/1256-10-0x0000000076ED1000-0x0000000076ED2000-memory.dmp

memory/2180-9-0x000000007707F000-0x0000000077081000-memory.dmp

memory/2180-8-0x000000007707F000-0x0000000077080000-memory.dmp

memory/2180-7-0x0000000077080000-0x0000000077081000-memory.dmp

memory/2180-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

memory/1464-12-0x0000000000400000-0x000000000041ABB7-memory.dmp

memory/1464-13-0x0000000002080000-0x0000000002A80000-memory.dmp

memory/1256-21-0x0000000002D50000-0x0000000002D56000-memory.dmp

memory/796-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

memory/1184-19-0x0000000000130000-0x0000000000136000-memory.dmp

memory/1116-26-0x0000000076ED1000-0x0000000076ED2000-memory.dmp

memory/1116-25-0x0000000002010000-0x0000000002016000-memory.dmp

memory/796-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

memory/796-28-0x0000000076ED1000-0x0000000076ED2000-memory.dmp

memory/1184-29-0x0000000000130000-0x0000000000136000-memory.dmp

memory/1256-30-0x0000000002D50000-0x0000000002D56000-memory.dmp

memory/2180-35-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/2180-36-0x00000000000F0000-0x00000000000F6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-18 21:47

Reported

2024-07-18 21:50

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

129s

Command Line

sihost.exe

Signatures

Tinba / TinyBanker

trojan banker tinba

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\F35F4479 = "C:\\Users\\Admin\\AppData\\Roaming\\F35F4479\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

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 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\5933a435cc1e27e6c2de575596638964_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\5933a435cc1e27e6c2de575596638964_JaffaCakes118.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4708 -ip 4708

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4708 -s 356

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3200-0-0x0000000000400000-0x000000000041ABB7-memory.dmp

memory/3200-1-0x0000000002160000-0x0000000002161000-memory.dmp

memory/3372-3-0x00000000008B0000-0x00000000008B6000-memory.dmp

memory/3372-2-0x00000000008B0000-0x00000000008B6000-memory.dmp

memory/3200-4-0x00000000025B0000-0x0000000002FB0000-memory.dmp

memory/3372-6-0x00007FF9E44CD000-0x00007FF9E44CE000-memory.dmp

memory/4708-5-0x0000000077E72000-0x0000000077E73000-memory.dmp

memory/4708-7-0x00007FF9E4430000-0x00007FF9E4625000-memory.dmp

memory/3200-8-0x0000000000400000-0x000000000041ABB7-memory.dmp

memory/3200-9-0x00000000025B0000-0x0000000002FB0000-memory.dmp

memory/4708-11-0x0000000000860000-0x0000000000866000-memory.dmp

memory/2984-13-0x0000000000F90000-0x0000000000F96000-memory.dmp

memory/4708-14-0x0000000000860000-0x0000000000866000-memory.dmp

memory/3372-16-0x00007FF9E4660000-0x00007FF9E4661000-memory.dmp

memory/2984-17-0x00007FF9E4650000-0x00007FF9E4651000-memory.dmp