tinba | 1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/11/2024, 19:43

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General

Target

1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe
Size

52KB
MD5

44b6794ab925a431331fdb70cef49a80
SHA1

805766a8cf9fd315f192c6724e0b82dad2849524
SHA256

1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116
SHA512

2907be1ec200c01550906046ff08ea1df439d1fd6e2f26632b7afe3f9401298476f7dfb2a43dd9e5113cbaa6b9a18f3f46f476f131112271f18e066cf1cc61b0
SSDEEP

768:0vC6RMtZNZUXeb4fXDR2JVDDISp8m7DM3pIg4LqTTUUnGg7O1/l9Jqn:MmZNZUXeQXFhS6sM3prUSGg7O1d9Jq

Score

10^/10

tinba banker discovery persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\9EB7A620 = "C:\\Users\\Admin\\AppData\\Roaming\\9EB7A620\\bin.exe"	winver.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe
2320	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2320	winver.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2320	2448	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe	32
PID 2448 wrote to memory of 2320	2448	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe	32
PID 2448 wrote to memory of 2320	2448	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe	32
PID 2448 wrote to memory of 2320	2448	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe	32
PID 2448 wrote to memory of 2320	2448	1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe	32
PID 2320 wrote to memory of 1208	2320	winver.exe	21
PID 2320 wrote to memory of 1096	2320	winver.exe	19
PID 2320 wrote to memory of 1172	2320	winver.exe	20
PID 2320 wrote to memory of 1208	2320	winver.exe	21
PID 2320 wrote to memory of 1424	2320	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1096

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1208
- C:\Users\Admin\AppData\Local\Temp\1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe
  "C:\Users\Admin\AppData\Local\Temp\1064d20fc54b536bb7315852177bd379b284e9ab5865ddb7f8305b9fe8f7f116.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2320

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1096-29-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1096-23-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1096-25-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1096-26-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1096-33-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-27-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1208-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-9-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1208-37-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-22-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1424-35-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1424-40-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1424-39-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1424-34-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/2320-8-0x000000007741F000-0x0000000077421000-memory.dmp

Filesize
8KB

Download
memory/2320-6-0x0000000077420000-0x0000000077421000-memory.dmp

Filesize
4KB

Download
memory/2320-24-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2320-5-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2320-7-0x000000007741F000-0x0000000077420000-memory.dmp

Filesize
4KB

Download
memory/2320-10-0x0000000077220000-0x00000000773C9000-memory.dmp

Filesize
1.7MB

Download
memory/2448-4-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2448-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2448-12-0x0000000001D40000-0x0000000002740000-memory.dmp

Filesize
10.0MB

Download
memory/2448-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download