tinba | fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5

General

Target

fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe
Size

45KB
MD5

bfc835614995595a17de7e6c1584c0d0
SHA1

0183c769f5b0e4a42d6c2a358ed680d638ac48a3
SHA256

fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5
SHA512

9df215d1f982d278194ec0e8ec4a8bddb33e8973e6c1023f1acbab1b9159c512620e7007e790899c447aaa4de8449754b6d59018f2a09e6ccdf04ac4557d1660
SSDEEP

768:zhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:lsWE9N5dFu53dsniQaB/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-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6756F631 = "C:\\Users\\Admin\\AppData\\Roaming\\6756F631\\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/2044-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3432	3996	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	fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3996	winver.exe
3996	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3996	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3472	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 3996	2044	fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe	85
PID 2044 wrote to memory of 3996	2044	fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe	85
PID 2044 wrote to memory of 3996	2044	fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe	85
PID 2044 wrote to memory of 3996	2044	fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe	85
PID 3996 wrote to memory of 3472	3996	winver.exe	56
PID 3996 wrote to memory of 3092	3996	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3092

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3472
- C:\Users\Admin\AppData\Local\Temp\fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe
  "C:\Users\Admin\AppData\Local\Temp\fc965fc2350cfe1543476ef7931ba5b20248eec482258c432a1c271e20f157e5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - 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:3996
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 352
      4⤵
      Program crash
      PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3996 -ip 3996
1⤵
PID:4780

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/2044-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/2044-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2044-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2044-12-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/3092-19-0x00007FF9FDFB0000-0x00007FF9FDFB1000-memory.dmp

Filesize
4KB

Download
memory/3092-16-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/3472-3-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3472-11-0x00007FF9FDFC0000-0x00007FF9FDFC1000-memory.dmp

Filesize
4KB

Download
memory/3472-7-0x00007FF9FDE2D000-0x00007FF9FDE2E000-memory.dmp

Filesize
4KB

Download
memory/3472-2-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3996-8-0x00007FF9FDD90000-0x00007FF9FDF85000-memory.dmp

Filesize
2.0MB

Download
memory/3996-5-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/3996-6-0x0000000077122000-0x0000000077123000-memory.dmp

Filesize
4KB

Download
memory/3996-17-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads