tinba | a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368

Analysis

max time kernel
148s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/11/2024, 01:53

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General

Target

a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
Size

164KB
MD5

aaa769c0ba3ae00242f5a9073d2fd77b
SHA1

715d5fea66607ebe2f806aaa5f920b83c8834f49
SHA256

a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368
SHA512

60e98fc9c488e1918914fbb3a49fd5d8cd0af55b6df92ec9af5516f173d3962bf894e7c7045450215908b17294d93f0b038fe59602e3f859db22e8c7d7ba0eea
SSDEEP

3072:GBLOSC0BiaynVRNNFwaSNDe1Fclgr+0StmnJza3yD/CLO:BSC0Bf8wve1FbRWmYi4O

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\F1C78C0B = "C:\\Users\\Admin\\AppData\\Roaming\\F1C78C0B\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2080 set thread context of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe
1568	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1568	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 2080 wrote to memory of 1864	2080	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	30
PID 1864 wrote to memory of 1568	1864	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	31
PID 1864 wrote to memory of 1568	1864	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	31
PID 1864 wrote to memory of 1568	1864	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	31
PID 1864 wrote to memory of 1568	1864	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	31
PID 1864 wrote to memory of 1568	1864	a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe	31
PID 1568 wrote to memory of 1152	1568	winver.exe	20
PID 1568 wrote to memory of 1064	1568	winver.exe	17
PID 1568 wrote to memory of 1080	1568	winver.exe	19
PID 1568 wrote to memory of 1152	1568	winver.exe	20
PID 1568 wrote to memory of 1488	1568	winver.exe	25
PID 1568 wrote to memory of 1864	1568	winver.exe	30

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1064

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1152
- C:\Users\Admin\AppData\Local\Temp\a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
  "C:\Users\Admin\AppData\Local\Temp\a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Users\Admin\AppData\Local\Temp\a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
    C:\Users\Admin\AppData\Local\Temp\a1358bbe4e82bd17ddb26c066b4cb1a4fcd33ec54ccc7471e03c547c78273368.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1864
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:1568

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1064-23-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1064-38-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1064-39-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1080-40-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1080-25-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1152-19-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1152-14-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1152-11-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1152-28-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1152-10-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1152-43-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1488-30-0x0000000001DC0000-0x0000000001DC6000-memory.dmp

Filesize
24KB

Download
memory/1488-41-0x0000000001DC0000-0x0000000001DC6000-memory.dmp

Filesize
24KB

Download
memory/1488-42-0x0000000077841000-0x0000000077842000-memory.dmp

Filesize
4KB

Download
memory/1568-17-0x0000000000D31000-0x0000000000D32000-memory.dmp

Filesize
4KB

Download
memory/1568-35-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1568-44-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1568-37-0x00000000777F0000-0x0000000077999000-memory.dmp

Filesize
1.7MB

Download
memory/1568-18-0x0000000000D30000-0x0000000000D46000-memory.dmp

Filesize
88KB

Download
memory/1568-12-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1568-45-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/1864-5-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1864-15-0x0000000001570000-0x0000000001F70000-memory.dmp

Filesize
10.0MB

Download
memory/1864-16-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/1864-36-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/1864-9-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1864-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1864-4-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1864-1-0x00000000001B0000-0x00000000002AA000-memory.dmp

Filesize
1000KB

Download
memory/2080-0-0x0000000000330000-0x0000000000334000-memory.dmp

Filesize
16KB

Download