tinba | 0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2

General

Target

0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe
Size

89KB
MD5

d0e42c5d316c07efdc018e26af3478f0
SHA1

39c94220c85f587f65b9e3f3838b89669d39be9d
SHA256

0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2
SHA512

9d8788593c4deb8563126872baf5175aad8c5cc15f0f56d95fe231dd226a350d2585c7353a162477aa28df5f060a0da712655adac0872459f525ef13ebedcd01
SSDEEP

1536:X1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:F+4MJIkLZJNAQ9Jo9e

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\73E89AE4 = "C:\\Users\\Admin\\AppData\\Roaming\\73E89AE4\\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/1012-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2488	3780	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	0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3780	winver.exe
3780	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3780	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3576	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1012 wrote to memory of 3780	1012	0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe	85
PID 1012 wrote to memory of 3780	1012	0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe	85
PID 1012 wrote to memory of 3780	1012	0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe	85
PID 1012 wrote to memory of 3780	1012	0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe	85
PID 3780 wrote to memory of 3576	3780	winver.exe	56
PID 3780 wrote to memory of 2620	3780	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2620

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3576
- C:\Users\Admin\AppData\Local\Temp\0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe
  "C:\Users\Admin\AppData\Local\Temp\0354b8ff0c3a885f08d58ddaf26861e7d2831b7f3708a4c98550211d3ec953c2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1012
- - 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:3780
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3780 -s 352
      4⤵
      Program crash
      PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3780 -ip 3780
1⤵
PID:1500

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/1012-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1012-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/1012-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1012-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/1012-10-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/2620-17-0x00007FFBA0770000-0x00007FFBA0771000-memory.dmp

Filesize
4KB

Download
memory/2620-14-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/3576-3-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/3576-8-0x00007FFBA0780000-0x00007FFBA0781000-memory.dmp

Filesize
4KB

Download
memory/3576-6-0x00007FFBA05ED000-0x00007FFBA05EE000-memory.dmp

Filesize
4KB

Download
memory/3576-2-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/3780-7-0x00007FFBA0550000-0x00007FFBA0745000-memory.dmp

Filesize
2.0MB

Download
memory/3780-5-0x0000000077E52000-0x0000000077E53000-memory.dmp

Filesize
4KB

Download
memory/3780-12-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download
memory/3780-15-0x00000000009B0000-0x00000000009B6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads