tinba | 6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afff

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 18:09

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General

Target

6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe
Size

52KB
MD5

ac082c3709337c7a53b40d6e87140480
SHA1

28f48a1905648cb2af84a1d300c6243ad4638f53
SHA256

6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afff
SHA512

e5345928799af87f0acb14512074fcf6858b2f25d09c5b184c135bb89ba31a017ec4721ddfafd84b7675b43e6a6ef9f469072ad51517c8d153513d3b31f92ea3
SSDEEP

768:IvC6RMtZNZUXeb4fXDR2JVDDISp8m7DM3pIg4LqTTUUnGg7O1/l9Jqn:4mZNZUXeQXFhS6sM3prUSGg7O1d9Jq

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\73A6C276 = "C:\\Users\\Admin\\AppData\\Roaming\\73A6C276\\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	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe
2368	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2368	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 2368	2904	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe	29
PID 2904 wrote to memory of 2368	2904	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe	29
PID 2904 wrote to memory of 2368	2904	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe	29
PID 2904 wrote to memory of 2368	2904	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe	29
PID 2904 wrote to memory of 2368	2904	6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe	29
PID 2368 wrote to memory of 1184	2368	winver.exe	21
PID 2368 wrote to memory of 1104	2368	winver.exe	19
PID 2368 wrote to memory of 1156	2368	winver.exe	20
PID 2368 wrote to memory of 1184	2368	winver.exe	21
PID 2368 wrote to memory of 1176	2368	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe
  "C:\Users\Admin\AppData\Local\Temp\6d602928e819308b542658b782ca61bac0831aac73e90438eec79f96c080afffN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2904
- - 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:2368

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1176

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/1104-17-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1104-19-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1104-34-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1104-18-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1156-22-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1156-30-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1176-27-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1176-28-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-9-0x0000000077391000-0x0000000077392000-memory.dmp

Filesize
4KB

Download
memory/1184-31-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/1184-2-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1184-24-0x00000000024E0000-0x00000000024E6000-memory.dmp

Filesize
24KB

Download
memory/2368-6-0x0000000077540000-0x0000000077541000-memory.dmp

Filesize
4KB

Download
memory/2368-10-0x0000000077340000-0x00000000774E9000-memory.dmp

Filesize
1.7MB

Download
memory/2368-8-0x000000007753F000-0x0000000077541000-memory.dmp

Filesize
8KB

Download
memory/2368-7-0x000000007753F000-0x0000000077540000-memory.dmp

Filesize
4KB

Download
memory/2368-5-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2368-36-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2904-12-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download
memory/2904-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2904-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2904-4-0x0000000001D00000-0x0000000002700000-memory.dmp

Filesize
10.0MB

Download