tinba | 47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c

General

Target

47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe
Size

113KB
MD5

9d381a6227fac20f08af69f5f0aad0f3
SHA1

daae21d7909786367ce75342f163569dca89c25d
SHA256

47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c
SHA512

c9910a373cf8c31a388445cc3bbd681b165fbbaac1eb850cc8c0bebae5f74593f732fd363f5389f1d2a6cee69042209b3ba77d5631add4eadac2653acaf90553
SSDEEP

1536:ZiLOvRmmQegJfBbmAQ256/ZrwWhwqjhurmKFcbL86WV0Ep:ZiyvRmDLs/ZrwWjjAqGcfzWHp

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-1-5-21-1412605595-2147700071-3468511006-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3C69DD1C = "C:\\Users\\Admin\\AppData\\Roaming\\3C69DD1C\\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/1900-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3096	4432	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	47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4432	winver.exe
4432	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3480	Explorer.EXE
Token: SeCreatePagefilePrivilege	3480	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4432	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3480	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 4432	1900	47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe	85
PID 1900 wrote to memory of 4432	1900	47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe	85
PID 1900 wrote to memory of 4432	1900	47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe	85
PID 1900 wrote to memory of 4432	1900	47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe	85
PID 4432 wrote to memory of 3480	4432	winver.exe	56
PID 4432 wrote to memory of 2580	4432	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2580

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3480
- C:\Users\Admin\AppData\Local\Temp\47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe
  "C:\Users\Admin\AppData\Local\Temp\47872a3d46cb324fdfb8439ebe7985f4f233927abe80fd414093b998c72e880c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1900
- - 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:4432
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 352
      4⤵
      Program crash
      PID:3096

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4432 -ip 4432
1⤵
PID:3716

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/1900-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1900-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/1900-12-0x0000000002090000-0x0000000002A90000-memory.dmp

Filesize
10.0MB

Download
memory/1900-4-0x0000000002090000-0x0000000002A90000-memory.dmp

Filesize
10.0MB

Download
memory/1900-11-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2580-16-0x0000000000910000-0x0000000000916000-memory.dmp

Filesize
24KB

Download
memory/3480-9-0x00007FFC73C40000-0x00007FFC73C41000-memory.dmp

Filesize
4KB

Download
memory/3480-7-0x00007FFC73AAD000-0x00007FFC73AAE000-memory.dmp

Filesize
4KB

Download
memory/3480-2-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3480-3-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/4432-5-0x00000000023D0000-0x00000000023D6000-memory.dmp

Filesize
24KB

Download
memory/4432-8-0x00007FFC73A10000-0x00007FFC73C05000-memory.dmp

Filesize
2.0MB

Download
memory/4432-6-0x0000000076F42000-0x0000000076F43000-memory.dmp

Filesize
4KB

Download
memory/4432-17-0x00000000023D0000-0x00000000023D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads