tinba | d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 01:32

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General

Target

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Size

58KB
MD5

5c89dad44a3633266714490c3f01f2f1
SHA1

b6a40eb1acd53b97d132e5004d6115450a2a17bf
SHA256

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215
SHA512

baf6fa9297a8fc1dd81c82b160ac8cfa2a3dfa6ac24e55ae553e5216282fcceb50d31e915b8ac8ea92e4234bee6d4a031c5602f0f9a56f4166f29c8152e5f874
SSDEEP

768:RM5WaKyBevI8OHKA+hmXid6Z9HUEMyerTAzwavKCFC/nGVykmBdwxkpNZsv:S5P2vIg7dNrTAzZv3FaGU5LRm

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

Processes:

winver.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\AC1DBDD0 = "C:\\Users\\Admin\\AppData\\Roaming\\AC1DBDD0\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe

description	pid	Process	procid_target
PID 2084 set thread context of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.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

Processes:

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exed3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exewinver.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

winver.exe

pid	Process
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe
3028	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid	Process
3028	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe

pid	Process
2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exed3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exewinver.exe

description	pid	Process	procid_target
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2084 wrote to memory of 2984	2084	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	30
PID 2984 wrote to memory of 3028	2984	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	31
PID 2984 wrote to memory of 3028	2984	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	31
PID 2984 wrote to memory of 3028	2984	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	31
PID 2984 wrote to memory of 3028	2984	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	31
PID 2984 wrote to memory of 3028	2984	d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe	31
PID 3028 wrote to memory of 1192	3028	winver.exe	21
PID 3028 wrote to memory of 1104	3028	winver.exe	19
PID 3028 wrote to memory of 1160	3028	winver.exe	20
PID 3028 wrote to memory of 1192	3028	winver.exe	21
PID 3028 wrote to memory of 1388	3028	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
  "C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe
    "C:\Users\Admin\AppData\Local\Temp\d3fd954c1f5eec440d23a1e236cb6ff7c2ef1382206423081261d4707b321215.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2984
  - - 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:3028

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1388

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/1104-15-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1104-29-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1104-30-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1160-17-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1192-31-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1192-8-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1192-20-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1388-32-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1388-23-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1388-33-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1388-34-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1388-35-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1388-36-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1388-40-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/2984-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3028-26-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/3028-9-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/3028-5-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/3028-7-0x0000000000241000-0x0000000000242000-memory.dmp

Filesize
4KB

Download
memory/3028-37-0x00000000771E0000-0x0000000077389000-memory.dmp

Filesize
1.7MB

Download
memory/3028-27-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/3028-43-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download