tinba | 1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6cea

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 11:48

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General

Target

1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe
Size

59KB
MD5

52d096f11a2ff7051fd0575a4b593290
SHA1

056615ea6577f70036e1be0d2b312db1afb472ae
SHA256

1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6cea
SHA512

f20622f56bfa4d2fbfb8ef02e27b43f01aacab2197e0bf763ff9093354161f64f9cfc8e6fd00bbd45897fe63b81771379ee93632172de953697e7b5aecdd8183
SSDEEP

768:z+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JF:z+mFM2HXKZgiFP7xIksu+XM5O9JF

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\45A8B5E6 = "C:\\Users\\Admin\\AppData\\Roaming\\45A8B5E6\\bin.exe"	winver.exe

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	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2296	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 2296	1284	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe	29
PID 1284 wrote to memory of 2296	1284	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe	29
PID 1284 wrote to memory of 2296	1284	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe	29
PID 1284 wrote to memory of 2296	1284	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe	29
PID 1284 wrote to memory of 2296	1284	1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe	29
PID 2296 wrote to memory of 1216	2296	winver.exe	21
PID 2296 wrote to memory of 1108	2296	winver.exe	19
PID 2296 wrote to memory of 1176	2296	winver.exe	20
PID 2296 wrote to memory of 1216	2296	winver.exe	21
PID 2296 wrote to memory of 1496	2296	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe
  "C:\Users\Admin\AppData\Local\Temp\1aa4661fa0861c83ecda91a5d3e24aba58dccdb3fdfbd48fe6a0c4b2fd9c6ceaN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1284
- - 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:2296

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1496

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/1108-27-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/1108-26-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1176-19-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-9-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/1216-21-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1216-25-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1284-12-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/1284-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1284-4-0x0000000001CA0000-0x00000000026A0000-memory.dmp

Filesize
10.0MB

Download
memory/1284-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1496-30-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/1496-24-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1496-31-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/2296-5-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2296-7-0x00000000772FF000-0x0000000077300000-memory.dmp

Filesize
4KB

Download
memory/2296-28-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2296-8-0x00000000772FF000-0x0000000077301000-memory.dmp

Filesize
8KB

Download
memory/2296-6-0x0000000077300000-0x0000000077301000-memory.dmp

Filesize
4KB

Download
memory/2296-10-0x0000000077100000-0x00000000772A9000-memory.dmp

Filesize
1.7MB

Download
memory/2296-36-0x0000000000370000-0x0000000000371000-memory.dmp

Filesize
4KB

Download