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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AACF0082 = "C:\\Users\\Admin\\AppData\\Roaming\\AACF0082\\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/3156-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4064	4452	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
4452	winver.exe
4452	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4452	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3432	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3156 wrote to memory of 4452	3156	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 3156 wrote to memory of 4452	3156	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 3156 wrote to memory of 4452	3156	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 3156 wrote to memory of 4452	3156	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	85
PID 4452 wrote to memory of 3432	4452	winver.exe	56
PID 4452 wrote to memory of 2924	4452	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2924

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3432
- 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:3156
- - 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:4452
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 356
      4⤵
      Program crash
      PID:4064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4452 -ip 4452
1⤵
PID:2508

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/2924-18-0x00007FFB51AB0000-0x00007FFB51AB1000-memory.dmp

Filesize
4KB

Download
memory/2924-14-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/3156-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3156-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/3156-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3156-4-0x0000000002240000-0x0000000002C40000-memory.dmp

Filesize
10.0MB

Download
memory/3156-10-0x0000000002240000-0x0000000002C40000-memory.dmp

Filesize
10.0MB

Download
memory/3432-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3432-6-0x00007FFB5192D000-0x00007FFB5192E000-memory.dmp

Filesize
4KB

Download
memory/3432-17-0x00007FFB51AC0000-0x00007FFB51AC1000-memory.dmp

Filesize
4KB

Download
memory/3432-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/4452-7-0x00007FFB51890000-0x00007FFB51A85000-memory.dmp

Filesize
2.0MB

Download
memory/4452-12-0x0000000000F70000-0x0000000000F76000-memory.dmp

Filesize
24KB

Download
memory/4452-5-0x0000000077C92000-0x0000000077C93000-memory.dmp

Filesize
4KB

Download
memory/4452-15-0x0000000000F70000-0x0000000000F76000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads