tinba | 63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3c

General

Target

63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
Size

45KB
MD5

82fd1ce49dc76b1592a0dde3b970dae0
SHA1

b9a4cb7723696adc45bb1556583f0940289a5aec
SHA256

63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3c
SHA512

270d900786c42b81baa6943e3565b8e04b7d3f1395a6f6e4795b7333258928a9fe9160872ea2da4e5052c4bc28fb675791f35fe83ae30e7409650e0d76dbf459
SSDEEP

768:NhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:vsWE9N5dFu53dsniQaB/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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\733B8061 = "C:\\Users\\Admin\\AppData\\Roaming\\733B8061\\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/436-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5036	4752	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	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4752	winver.exe
4752	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4752	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3436	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 436 wrote to memory of 4752	436	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 436 wrote to memory of 4752	436	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 436 wrote to memory of 4752	436	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 436 wrote to memory of 4752	436	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 4752 wrote to memory of 3436	4752	winver.exe	56
PID 4752 wrote to memory of 2968	4752	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2968

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3436
- C:\Users\Admin\AppData\Local\Temp\63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
  "C:\Users\Admin\AppData\Local\Temp\63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:436
- - 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:4752
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 352
      4⤵
      Program crash
      PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4752 -ip 4752
1⤵
PID:4872

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/436-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/436-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/436-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/436-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/436-11-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/2968-18-0x00007FFCF3A90000-0x00007FFCF3A91000-memory.dmp

Filesize
4KB

Download
memory/2968-15-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/3436-2-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/3436-8-0x00007FFCF3AA0000-0x00007FFCF3AA1000-memory.dmp

Filesize
4KB

Download
memory/3436-6-0x00007FFCF390D000-0x00007FFCF390E000-memory.dmp

Filesize
4KB

Download
memory/3436-3-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/4752-7-0x00007FFCF3870000-0x00007FFCF3A65000-memory.dmp

Filesize
2.0MB

Download
memory/4752-13-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/4752-5-0x00000000772F2000-0x00000000772F3000-memory.dmp

Filesize
4KB

Download
memory/4752-16-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads