tinba | 12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57

General

Target

12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe
Size

45KB
MD5

c9b7bda9e06c19d285c6934cf6cfa350
SHA1

4626aa8d06dc488c1d3a2b05ab9beead4f1b94f5
SHA256

12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57
SHA512

f474d3b0576792dd91c8cbccdb5d0399f388e0d130d26c7595d29e34511bac16f73a3e080d66fde06826e389f0d600ef14f48522affff268297dfe349d72b698
SSDEEP

768:1hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:nsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1999DCEF = "C:\\Users\\Admin\\AppData\\Roaming\\1999DCEF\\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/1468-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3348	3060	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	12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3060	winver.exe
3060	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3060	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3540	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 3060	1468	12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe	85
PID 1468 wrote to memory of 3060	1468	12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe	85
PID 1468 wrote to memory of 3060	1468	12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe	85
PID 1468 wrote to memory of 3060	1468	12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe	85
PID 3060 wrote to memory of 3540	3060	winver.exe	56
PID 3060 wrote to memory of 2556	3060	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3540
- C:\Users\Admin\AppData\Local\Temp\12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe
  "C:\Users\Admin\AppData\Local\Temp\12e48b5b363d62ccffb79d73d228457d310b891c604a21cab1d1677ec9f90c57N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1468
- - 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:3060
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 356
      4⤵
      Program crash
      PID:3348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3060 -ip 3060
1⤵
PID:3300

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/1468-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1468-9-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/1468-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1468-1-0x00000000004F0000-0x00000000004F1000-memory.dmp

Filesize
4KB

Download
memory/1468-4-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/2556-15-0x00007FFF1506D000-0x00007FFF1506E000-memory.dmp

Filesize
4KB

Download
memory/2556-14-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/2556-17-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/3060-5-0x0000000077512000-0x0000000077513000-memory.dmp

Filesize
4KB

Download
memory/3060-7-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3060-12-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/3060-16-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

Download
memory/3540-6-0x00007FFF1506D000-0x00007FFF1506E000-memory.dmp

Filesize
4KB

Download
memory/3540-2-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/3540-3-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/3540-10-0x00007FFF15200000-0x00007FFF15201000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads