tinba | d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fb

General

Target

d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe
Size

34KB
MD5

d9e7c6bcdad8647ac78b0ad183d85480
SHA1

c7237ecd60c6e0ec036c5e47fbeacafad933adaa
SHA256

d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fb
SHA512

4cec0b3aa208b7ce5ced0bc04c30dafe62a76bb75c4795392768007394b8a623e53ed78adc6e3510f2a2826b1f62fde1dfc8b238fcf4a5cf7b27d8c3c74ca986
SSDEEP

768:gp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:gpYoX58z1uirL98xMWnT0OQ9J2

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

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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FFFC091E = "C:\\Users\\Admin\\AppData\\Roaming\\FFFC091E\\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/2896-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3116	4744	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	d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4744	winver.exe
4744	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

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

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4744	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 4744	2896	d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe	85
PID 2896 wrote to memory of 4744	2896	d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe	85
PID 2896 wrote to memory of 4744	2896	d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe	85
PID 2896 wrote to memory of 4744	2896	d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe	85
PID 4744 wrote to memory of 3460	4744	winver.exe	56
PID 4744 wrote to memory of 2884	4744	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2884

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3460
- C:\Users\Admin\AppData\Local\Temp\d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe
  "C:\Users\Admin\AppData\Local\Temp\d9e1f9c1647adaef25e845102458a830d46727c500cb84b4b3b88a7b1e84e2fbN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2896
- - 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:4744
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4744 -s 352
      4⤵
      Program crash
      PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4744 -ip 4744
1⤵
PID:1456

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2884-17-0x00007FFF0C4CD000-0x00007FFF0C4CE000-memory.dmp

Filesize
4KB

Download
memory/2884-19-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2884-16-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2896-12-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2896-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2896-1-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/2896-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2896-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3460-3-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/3460-10-0x00007FFF0C660000-0x00007FFF0C661000-memory.dmp

Filesize
4KB

Download
memory/3460-7-0x00007FFF0C4CD000-0x00007FFF0C4CE000-memory.dmp

Filesize
4KB

Download
memory/3460-2-0x0000000000FD0000-0x0000000000FD6000-memory.dmp

Filesize
24KB

Download
memory/3460-8-0x00007FFF0C4CC000-0x00007FFF0C4CD000-memory.dmp

Filesize
4KB

Download
memory/4744-9-0x00007FFF0C430000-0x00007FFF0C625000-memory.dmp

Filesize
2.0MB

Download
memory/4744-5-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/4744-6-0x00000000771B2000-0x00000000771B3000-memory.dmp

Filesize
4KB

Download
memory/4744-18-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads