tinba | 54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 04:04

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General

Target

54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe
Size

52KB
MD5

43ec651508b0945a021d2617f68d3609
SHA1

0598e148ac284366b23125efa59e1a5f8a936684
SHA256

54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092
SHA512

715cb1f126712c5aab7e2e93ae20d13d7b3f28a1849b008882fc93120eca1edd3f64f61483aece58819528c9f94274fbe42231005dee4a25d794944474783277
SSDEEP

768:fvC6RMtZNZUXeb4fXDR2JVDDISp8m7DM3pIg4LqTTUUnGg7O1/l9Jq9:DmZNZUXeQXFhS6sM3prUSGg7O1d9J+

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\9FD584B7 = "C:\\Users\\Admin\\AppData\\Roaming\\9FD584B7\\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	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe
1440	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1440	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 1440	2024	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe	32
PID 2024 wrote to memory of 1440	2024	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe	32
PID 2024 wrote to memory of 1440	2024	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe	32
PID 2024 wrote to memory of 1440	2024	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe	32
PID 2024 wrote to memory of 1440	2024	54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe	32
PID 1440 wrote to memory of 1212	1440	winver.exe	21
PID 1440 wrote to memory of 1120	1440	winver.exe	19
PID 1440 wrote to memory of 1168	1440	winver.exe	20
PID 1440 wrote to memory of 1212	1440	winver.exe	21
PID 1440 wrote to memory of 1540	1440	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe
  "C:\Users\Admin\AppData\Local\Temp\54ed8234b91d04ce14f25fb116922bc8e876c49ab8d0a1ed8914983407f48092.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2024
- - 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:1440

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1540

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/1120-24-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1120-25-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1212-9-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1212-21-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x00000000024C0000-0x00000000024C6000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1440-10-0x00000000777C0000-0x0000000077969000-memory.dmp

Filesize
1.7MB

Download
memory/1440-35-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1440-8-0x00000000779BF000-0x00000000779C1000-memory.dmp

Filesize
8KB

Download
memory/1440-7-0x00000000779BF000-0x00000000779C0000-memory.dmp

Filesize
4KB

Download
memory/1440-6-0x00000000779C0000-0x00000000779C1000-memory.dmp

Filesize
4KB

Download
memory/1440-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1440-26-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1540-30-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1540-29-0x0000000077811000-0x0000000077812000-memory.dmp

Filesize
4KB

Download
memory/1540-23-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2024-4-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2024-12-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2024-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2024-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download