tinba | 7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288b

General

Target

7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe
Size

98KB
MD5

baee96294a43fb7000e81b1666b33e00
SHA1

bf89fb1a65fd0de899bd0e8f852756019453d214
SHA256

7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288b
SHA512

b144b6f45ece0458dc748acb9fcce4b7b16d5cc93d0af7621e77f6f9f56775e4912a0592b9cc10c64baa63fa07bd3c378fb00ee225e6879a92ef1e168a0625ce
SSDEEP

768:R+6p+OMlgGMCWhfDzU7f7JDgi9I57+sByZ+XsfXpwtG9ipelU9JF:R+mFM2HXKZgi9Iksu+XM57ipeq9JF

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5C506067 = "C:\\Users\\Admin\\AppData\\Roaming\\5C506067\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
912	3152	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	7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.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
3152	winver.exe
3152	winver.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3152	winver.exe
3460	Explorer.EXE
3460	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 3152	4828	7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe	85
PID 4828 wrote to memory of 3152	4828	7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe	85
PID 4828 wrote to memory of 3152	4828	7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe	85
PID 4828 wrote to memory of 3152	4828	7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe	85
PID 3152 wrote to memory of 3460	3152	winver.exe	56
PID 3152 wrote to memory of 2672	3152	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2672

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:3460
- C:\Users\Admin\AppData\Local\Temp\7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe
  "C:\Users\Admin\AppData\Local\Temp\7e724d151cbb3777bd9ae781194e3559dbed011e86b4cd919ca619c828a7288bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4828
- - 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:3152
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3152 -s 352
      4⤵
      Program crash
      PID:912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3152 -ip 3152
1⤵
PID:1992

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/2672-17-0x00007FF83D090000-0x00007FF83D091000-memory.dmp

Filesize
4KB

Download
memory/2672-14-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download
memory/3152-12-0x0000000002710000-0x0000000002716000-memory.dmp

Filesize
24KB

Download
memory/3152-4-0x00000000778D2000-0x00000000778D3000-memory.dmp

Filesize
4KB

Download
memory/3152-6-0x00007FF83CE70000-0x00007FF83D065000-memory.dmp

Filesize
2.0MB

Download
memory/3152-15-0x0000000002710000-0x0000000002716000-memory.dmp

Filesize
24KB

Download
memory/3460-2-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3460-1-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3460-5-0x00007FF83CF0D000-0x00007FF83CF0E000-memory.dmp

Filesize
4KB

Download
memory/3460-7-0x00007FF83D0A0000-0x00007FF83D0A1000-memory.dmp

Filesize
4KB

Download
memory/3460-10-0x00007FF83D080000-0x00007FF83D081000-memory.dmp

Filesize
4KB

Download
memory/4828-3-0x0000000002250000-0x0000000002C50000-memory.dmp

Filesize
10.0MB

Download
memory/4828-9-0x0000000002250000-0x0000000002C50000-memory.dmp

Filesize
10.0MB

Download
memory/4828-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4828-0-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads