tinba | dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246

General

Target

dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
Size

45KB
MD5

9e79d019da0702d922ef956279d116d0
SHA1

5fa11e3b772550cbacf9c4b89ec7eea3369fc8c5
SHA256

dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246
SHA512

f2440738458ec76c555de275905bd29d0b6a6a9cec8eeff9a779a341448580cb1947b76ea64ec0172f22661c3949cdd92432d91b56d5bab2fe5571cbbac22795
SSDEEP

768:LhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2P:tsWE9N5dFu53dsniQaB/xZ14n7zIF+q7

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\46D73AB3 = "C:\\Users\\Admin\\AppData\\Roaming\\46D73AB3\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/460-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4792	1896	WerFault.exe	84

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	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1896	winver.exe
1896	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1896	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 1896	460	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	84
PID 460 wrote to memory of 1896	460	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	84
PID 460 wrote to memory of 1896	460	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	84
PID 460 wrote to memory of 1896	460	dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe	84
PID 1896 wrote to memory of 3448	1896	winver.exe	56
PID 1896 wrote to memory of 2680	1896	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2680

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe
  "C:\Users\Admin\AppData\Local\Temp\dfb780b62e555d3a013a40b4ac3911a4593a25d5028f1f50b49b245af45df246N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:460
- - 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:1896
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1896 -s 352
      4⤵
      Program crash
      PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1896 -ip 1896
1⤵
PID:3092

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/460-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/460-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/460-9-0x0000000002380000-0x0000000002D80000-memory.dmp

Filesize
10.0MB

Download
memory/460-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/460-4-0x0000000002380000-0x0000000002D80000-memory.dmp

Filesize
10.0MB

Download
memory/1896-5-0x0000000077832000-0x0000000077833000-memory.dmp

Filesize
4KB

Download
memory/1896-7-0x00007FFA57950000-0x00007FFA57B45000-memory.dmp

Filesize
2.0MB

Download
memory/1896-11-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1896-14-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/2680-13-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2680-15-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/3448-6-0x00007FFA579ED000-0x00007FFA579EE000-memory.dmp

Filesize
4KB

Download
memory/3448-2-0x0000000001530000-0x0000000001536000-memory.dmp

Filesize
24KB

Download
memory/3448-3-0x0000000001530000-0x0000000001536000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads