tinba | 75a02f10024c9590966bac7b29558f12280d0d2a3fc38b8b1fd972f4c162fb0c

General

Target

483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe
Size

88KB
MD5

42ffa469f1e561ffe9f3692e7597ae01
SHA1

74914e574178df543f1bfe0abae25485d7279731
SHA256

483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd
SHA512

32482df140c96c37eec5d53028bbf216797afc6d408d91ec2bd2b2ba219377407cfc80cc928dc246314b1fad112b295d52b99c0ee3e9f31b4a821d8c3e9043d6
SSDEEP

1536:05nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:05fvp12UFKcD/6jwqWsN

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

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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\48D19F52 = "C:\\Users\\Admin\\AppData\\Roaming\\48D19F52\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	1316	WerFault.exe	85

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	483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1316	winver.exe
1316	winver.exe

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1316	winver.exe
3488	Explorer.EXE
3488	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3488	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 452 wrote to memory of 1316	452	483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe	85
PID 452 wrote to memory of 1316	452	483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe	85
PID 452 wrote to memory of 1316	452	483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe	85
PID 452 wrote to memory of 1316	452	483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe	85
PID 1316 wrote to memory of 3488	1316	winver.exe	56
PID 1316 wrote to memory of 2580	1316	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2580

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3488
- C:\Users\Admin\AppData\Local\Temp\483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe
  "C:\Users\Admin\AppData\Local\Temp\483aea1a285779f49a95ae0504138fd55471a7513c7d839f3874997681cff0bd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:452
- - 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:1316
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 352
      4⤵
      Program crash
      PID:2500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1316 -ip 1316
1⤵
PID:1084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/452-9-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/452-10-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/452-0-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/452-3-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/1316-5-0x00000000772E2000-0x00000000772E3000-memory.dmp

Filesize
4KB

Download
memory/1316-4-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/1316-7-0x00007FFAC2FD0000-0x00007FFAC31C5000-memory.dmp

Filesize
2.0MB

Download
memory/1316-16-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/2580-15-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2580-18-0x00007FFAC31F0000-0x00007FFAC31F1000-memory.dmp

Filesize
4KB

Download
memory/3488-2-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/3488-8-0x00007FFAC3200000-0x00007FFAC3201000-memory.dmp

Filesize
4KB

Download
memory/3488-6-0x00007FFAC306D000-0x00007FFAC306E000-memory.dmp

Filesize
4KB

Download
memory/3488-1-0x00000000011E0000-0x00000000011E6000-memory.dmp

Filesize
24KB

Download
memory/3488-11-0x00007FFAC31E0000-0x00007FFAC31E1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads