tinba | 5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460

General

Target

5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe
Size

45KB
MD5

9f3be6f1a6fa3b86ce4b4e8351cb064d
SHA1

451c0f54329172a2169956fa8784f9836100f9d0
SHA256

5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460
SHA512

d139e943acd80f3177f72f0c0e5019ac0c64099dc591ef6b560915ed9ecf2c12fd00fd2de6235d062568235942861a6eb2d91ad0ded20a5de09356e14b365ffa
SSDEEP

768:fhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:JsWE9N5dFu53dsniQaB/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
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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\2F994FB5 = "C:\\Users\\Admin\\AppData\\Roaming\\2F994FB5\\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/1488-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3308	656	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	5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.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
656	winver.exe
656	winver.exe

Suspicious use of AdjustPrivilegeToken 18 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
656	winver.exe
3416	Explorer.EXE
3416	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 656	1488	5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe	85
PID 1488 wrote to memory of 656	1488	5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe	85
PID 1488 wrote to memory of 656	1488	5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe	85
PID 1488 wrote to memory of 656	1488	5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe	85
PID 656 wrote to memory of 3416	656	winver.exe	56
PID 656 wrote to memory of 2656	656	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656

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:3416
- C:\Users\Admin\AppData\Local\Temp\5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe
  "C:\Users\Admin\AppData\Local\Temp\5856d510e01d7e1e9f0fe441dbf2a08f97d760810b17a4a9dcf44364396ba460.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1488
- - 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:656
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 656 -s 352
      4⤵
      Program crash
      PID:3308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 656 -ip 656
1⤵
PID:2396

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

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Downloads

memory/656-5-0x0000000077DF2000-0x0000000077DF3000-memory.dmp

Filesize
4KB

Download
memory/656-17-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/656-14-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/656-7-0x00007FF849F10000-0x00007FF84A105000-memory.dmp

Filesize
2.0MB

Download
memory/1488-4-0x0000000002050000-0x0000000002A50000-memory.dmp

Filesize
10.0MB

Download
memory/1488-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1488-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1488-11-0x0000000002050000-0x0000000002A50000-memory.dmp

Filesize
10.0MB

Download
memory/1488-1-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/2656-16-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2656-19-0x00007FF84A130000-0x00007FF84A131000-memory.dmp

Filesize
4KB

Download
memory/3416-6-0x00007FF849FAD000-0x00007FF849FAE000-memory.dmp

Filesize
4KB

Download
memory/3416-2-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/3416-10-0x00007FF84A140000-0x00007FF84A141000-memory.dmp

Filesize
4KB

Download
memory/3416-12-0x00007FF84A120000-0x00007FF84A121000-memory.dmp

Filesize
4KB

Download
memory/3416-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads