Malware Analysis Report

2024-10-19 13:23

Sample ID 240404-cfxnwacb43
Target ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118
SHA256 5c4dc0a7ee6eda98aa684c59f2d26882dc904ea617eee7f3125b5ce6929e3fe7
Tags
tinba banker persistence trojan
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

5c4dc0a7ee6eda98aa684c59f2d26882dc904ea617eee7f3125b5ce6929e3fe7

Threat Level: Known bad

The file ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

tinba banker persistence trojan

Tinba / TinyBanker

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-04 02:01

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 02:01

Reported

2024-04-04 02:04

Platform

win10v2004-20240226-en

Max time kernel

2s

Max time network

7s

Command Line

C:\Windows\Explorer.EXE

Signatures

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 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\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2728 wrote to memory of 4236 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 4236 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 4236 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 4236 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 4236 wrote to memory of 1052 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 1052 wrote to memory of 3464 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 139.110.86.104.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 recdataoneveter.cc udp

Files

memory/4236-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/3464-3-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

memory/1052-6-0x0000000001340000-0x0000000001346000-memory.dmp

memory/3464-5-0x0000000000DC0000-0x0000000000DC6000-memory.dmp

memory/1052-4-0x0000000001340000-0x0000000001346000-memory.dmp

memory/4236-7-0x00000000006D0000-0x00000000010D0000-memory.dmp

memory/3464-8-0x00007FFC4086D000-0x00007FFC4086E000-memory.dmp

memory/1052-9-0x0000000077992000-0x0000000077993000-memory.dmp

memory/1052-10-0x0000000001340000-0x0000000001346000-memory.dmp

memory/3464-11-0x00007FFC40A00000-0x00007FFC40A01000-memory.dmp

memory/4236-15-0x00000000006D0000-0x00000000010D0000-memory.dmp

memory/3464-14-0x00007FFC409E0000-0x00007FFC409E1000-memory.dmp

memory/2656-17-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

memory/2928-18-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

memory/2624-19-0x0000000000760000-0x0000000000766000-memory.dmp

memory/3464-20-0x0000000008350000-0x0000000008356000-memory.dmp

memory/3464-24-0x0000000008350000-0x0000000008356000-memory.dmp

memory/2656-22-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-04 02:01

Reported

2024-04-04 02:04

Platform

win7-20240319-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-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows\CurrentVersion\Run\D9D07F24 = "C:\\Users\\Admin\\AppData\\Roaming\\D9D07F24\\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
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious use of SendNotifyMessage

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 2220 wrote to memory of 1620 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe
PID 1620 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 1620 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 1620 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 1620 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 1620 wrote to memory of 2284 N/A C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe C:\Windows\SysWOW64\winver.exe
PID 2284 wrote to memory of 1272 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2284 wrote to memory of 1124 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\taskhost.exe
PID 2284 wrote to memory of 1224 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\Dwm.exe
PID 2284 wrote to memory of 1272 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2284 wrote to memory of 840 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\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ac8ca6a89c097ad5ebe2ed376e52637c_JaffaCakes118.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 recdataoneveter.cc udp
US 216.218.185.162:80 recdataoneveter.cc tcp
US 8.8.8.8:53 diiqngijkpop.com udp
US 216.218.185.162:80 diiqngijkpop.com tcp
US 8.8.8.8:53 diiqngijkpop.net udp
US 216.218.185.162:80 diiqngijkpop.net tcp
US 8.8.8.8:53 diiqngijkpop.in udp
US 216.218.185.162:80 diiqngijkpop.in tcp
US 8.8.8.8:53 diiqngijkpop.ru udp
US 162.249.66.200:80 diiqngijkpop.ru tcp
US 8.8.8.8:53 hiwxuvuponqw.com udp
US 216.218.185.162:80 hiwxuvuponqw.com tcp
US 8.8.8.8:53 hiwxuvuponqw.net udp
US 216.218.185.162:80 hiwxuvuponqw.net tcp
US 8.8.8.8:53 hiwxuvuponqw.in udp
US 216.218.185.162:80 hiwxuvuponqw.in tcp
US 8.8.8.8:53 hiwxuvuponqw.ru udp
US 162.249.66.200:80 hiwxuvuponqw.ru tcp
US 8.8.8.8:53 qqkmonskrfgn.com udp
US 216.218.185.162:80 qqkmonskrfgn.com tcp
US 8.8.8.8:53 qqkmonskrfgn.net udp
US 216.218.185.162:80 qqkmonskrfgn.net tcp
US 8.8.8.8:53 qqkmonskrfgn.in udp
US 216.218.185.162:80 qqkmonskrfgn.in tcp

Files

memory/1620-2-0x0000000000400000-0x0000000000405000-memory.dmp

memory/1620-4-0x0000000000570000-0x0000000000F70000-memory.dmp

memory/1272-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

memory/2284-5-0x00000000000D0000-0x00000000000D6000-memory.dmp

memory/2284-7-0x00000000000D0000-0x00000000000D6000-memory.dmp

memory/2284-10-0x0000000000B30000-0x0000000000B46000-memory.dmp

memory/2284-14-0x0000000077A20000-0x0000000077A21000-memory.dmp

memory/2284-13-0x0000000077A1F000-0x0000000077A21000-memory.dmp

memory/2284-12-0x0000000077A1F000-0x0000000077A20000-memory.dmp

memory/1272-11-0x0000000077871000-0x0000000077872000-memory.dmp

memory/2284-9-0x00000000000D0000-0x00000000000D6000-memory.dmp

memory/1272-8-0x0000000002A20000-0x0000000002A26000-memory.dmp

memory/1620-17-0x0000000000570000-0x0000000000F70000-memory.dmp

memory/840-28-0x0000000000140000-0x0000000000146000-memory.dmp

memory/2284-35-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1224-34-0x00000000001A0000-0x00000000001A6000-memory.dmp

memory/1124-33-0x0000000077871000-0x0000000077872000-memory.dmp

memory/1124-32-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

memory/2284-31-0x00000000001F0000-0x00000000001F6000-memory.dmp

memory/1272-25-0x0000000002A30000-0x0000000002A36000-memory.dmp

memory/1224-22-0x00000000001A0000-0x00000000001A6000-memory.dmp

memory/1124-19-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

memory/840-38-0x0000000077871000-0x0000000077872000-memory.dmp

memory/840-37-0x0000000000140000-0x0000000000146000-memory.dmp

memory/1272-36-0x0000000002A30000-0x0000000002A36000-memory.dmp

memory/2284-39-0x00000000001F0000-0x00000000001F6000-memory.dmp

memory/2284-40-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/2284-46-0x00000000000D0000-0x00000000000D6000-memory.dmp