tinba | d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3

General

Target

d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
Size

45KB
MD5

5d87a89e9efa2b903aa36932af9406f4
SHA1

e32ad19b0ad6485202768b723e97ab74b7f42871
SHA256

d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3
SHA512

e600d307787de98aee252257a7781cbd3b250d036f90d0a4fd7c3c5d746b337cf091173879b903b58a6fc64ba848f99f0c04b8c2de3abf693af79f8c067e8a87
SSDEEP

768:JhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2t:TsWE9N5dFu53dsniQaB/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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C9147E51 = "C:\\Users\\Admin\\AppData\\Roaming\\C9147E51\\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/2152-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
512	1568	WerFault.exe	83

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	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1568	winver.exe
1568	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1568	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 1568	2152	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	83
PID 2152 wrote to memory of 1568	2152	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	83
PID 2152 wrote to memory of 1568	2152	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	83
PID 2152 wrote to memory of 1568	2152	d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe	83
PID 1568 wrote to memory of 3468	1568	winver.exe	56
PID 1568 wrote to memory of 2872	1568	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2872

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468
- C:\Users\Admin\AppData\Local\Temp\d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe
  "C:\Users\Admin\AppData\Local\Temp\d4ffdbf7212adffc8762dac9a02421b83cd8d20972ad51f675deedbeae926bc3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2152
- - 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:1568
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 352
      4⤵
      Program crash
      PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1568 -ip 1568
1⤵
PID:3456

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/1568-17-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/1568-6-0x0000000077642000-0x0000000077643000-memory.dmp

Filesize
4KB

Download
memory/1568-5-0x0000000000750000-0x0000000000756000-memory.dmp

Filesize
24KB

Download
memory/1568-9-0x00007FFD28FF0000-0x00007FFD291E5000-memory.dmp

Filesize
2.0MB

Download
memory/2152-11-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2152-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download
memory/2152-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2152-4-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/2152-12-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/2872-16-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/3468-2-0x0000000001010000-0x0000000001016000-memory.dmp

Filesize
24KB

Download
memory/3468-7-0x00007FFD2908D000-0x00007FFD2908E000-memory.dmp

Filesize
4KB

Download
memory/3468-8-0x00007FFD2908C000-0x00007FFD2908D000-memory.dmp

Filesize
4KB

Download
memory/3468-3-0x0000000001010000-0x0000000001016000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads