Malware Analysis Report

2024-10-19 13:23

Sample ID 240404-bjef2aaf36
Target ab9582ddfa864cb74274996be3da4607_JaffaCakes118
SHA256 6e272d0a88884509597620e94e036e24f99a2f5c635216f4a9ba4749ce12be9b
Tags
upx tinba banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

6e272d0a88884509597620e94e036e24f99a2f5c635216f4a9ba4749ce12be9b

Threat Level: Known bad

The file ab9582ddfa864cb74274996be3da4607_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

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-04 01:10

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: behavioral1

Detonation Overview

Submitted

2024-04-04 01:10

Reported

2024-04-04 01:12

Platform

win7-20240221-en

Max time kernel

150s

Max time network

154s

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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\DD1F843D = "C:\\Users\\Admin\\AppData\\Roaming\\DD1F843D\\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 AdjustPrivilegeToken

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

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:\Program Files\Mozilla Firefox\firefox.exe

"C:\Program Files\Mozilla Firefox\firefox.exe"

C:\Users\Admin\AppData\Local\Temp\ab9582ddfa864cb74274996be3da4607_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ab9582ddfa864cb74274996be3da4607_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/2224-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2224-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1040-5-0x0000000000100000-0x0000000000106000-memory.dmp

memory/1212-4-0x0000000001C70000-0x0000000001C76000-memory.dmp

memory/2224-3-0x0000000001E30000-0x0000000002830000-memory.dmp

memory/1212-2-0x0000000001C70000-0x0000000001C76000-memory.dmp

memory/1040-8-0x0000000077E9F000-0x0000000077EA1000-memory.dmp

memory/1212-7-0x0000000001C70000-0x0000000001C76000-memory.dmp

memory/1040-6-0x0000000077E9F000-0x0000000077EA0000-memory.dmp

memory/1040-9-0x0000000077EA0000-0x0000000077EA1000-memory.dmp

memory/1212-10-0x0000000077CF1000-0x0000000077CF2000-memory.dmp

memory/1040-11-0x00000000003F0000-0x0000000000406000-memory.dmp

memory/2224-12-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2224-13-0x0000000001E30000-0x0000000002830000-memory.dmp

memory/1040-16-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/1040-15-0x0000000000100000-0x0000000000106000-memory.dmp

memory/1104-25-0x0000000077CF1000-0x0000000077CF2000-memory.dmp

memory/1212-27-0x0000000001C50000-0x0000000001C56000-memory.dmp

memory/1176-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1104-24-0x0000000000210000-0x0000000000216000-memory.dmp

memory/1212-23-0x0000000001C50000-0x0000000001C56000-memory.dmp

memory/1176-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1040-31-0x0000000000100000-0x0000000000106000-memory.dmp

memory/1040-32-0x00000000001D0000-0x00000000001D1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 01:10

Reported

2024-04-04 01:12

Platform

win10v2004-20240226-en

Max time kernel

9s

Max time network

10s

Command Line

C:\Windows\Explorer.EXE

Signatures

UPX packed file

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

Suspicious use of FindShellTrayWindow

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

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\ab9582ddfa864cb74274996be3da4607_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ab9582ddfa864cb74274996be3da4607_JaffaCakes118.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 147.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp

Files

memory/4216-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/4216-1-0x0000000000570000-0x0000000000571000-memory.dmp

memory/4216-2-0x00000000021B0000-0x0000000002BB0000-memory.dmp

memory/3512-4-0x00000000006F0000-0x00000000006F6000-memory.dmp

memory/3512-7-0x00007FF8283CD000-0x00007FF8283CE000-memory.dmp

memory/4320-6-0x0000000077B02000-0x0000000077B03000-memory.dmp

memory/4320-5-0x00000000011B0000-0x00000000011B6000-memory.dmp

memory/3512-3-0x00000000006F0000-0x00000000006F6000-memory.dmp

memory/3512-8-0x00007FF828560000-0x00007FF828561000-memory.dmp

memory/4216-9-0x0000000000400000-0x0000000000417000-memory.dmp

memory/4216-10-0x00000000021B0000-0x0000000002BB0000-memory.dmp

memory/3512-11-0x00007FF828540000-0x00007FF828541000-memory.dmp

memory/2612-16-0x00000000000C0000-0x00000000000C6000-memory.dmp

memory/3512-18-0x0000000002080000-0x0000000002086000-memory.dmp

memory/3720-20-0x0000000000690000-0x0000000000696000-memory.dmp