tinba | 78adb1f3877be81f8aab97d12e0a00b44796b9874290512d7bdf68d154123104

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14-11-2024 07:21

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General

Target

32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe
Size

59KB
MD5

20ec96f2c9d249790ca144dd130e60a9
SHA1

51ebe60c8d0d22ba6afec37ba0ea806d88d98dca
SHA256

78adb1f3877be81f8aab97d12e0a00b44796b9874290512d7bdf68d154123104
SHA512

27f81a89aa9501edbfaeaa349b85d7f20cbca85aa81b1079d436c8a1e1ab03fe7c028471af6c0246a4c84bdfab1cc1d76caf4c1611220cccbcd7b9779916567a
SSDEEP

768:x+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JQ:x+mFM2HXKZgiFP7xIksu+XM5O9JQ

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\69CBA1D8 = "C:\\Users\\Admin\\AppData\\Roaming\\69CBA1D8\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe
2512	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2512	winver.exe
1164	Explorer.EXE
1164	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1164	Explorer.EXE
1164	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 2512	2068	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe	31
PID 2068 wrote to memory of 2512	2068	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe	31
PID 2068 wrote to memory of 2512	2068	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe	31
PID 2068 wrote to memory of 2512	2068	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe	31
PID 2068 wrote to memory of 2512	2068	32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe	31
PID 2512 wrote to memory of 1164	2512	winver.exe	21
PID 2512 wrote to memory of 1048	2512	winver.exe	18
PID 2512 wrote to memory of 1124	2512	winver.exe	20
PID 2512 wrote to memory of 1164	2512	winver.exe	21
PID 2512 wrote to memory of 1948	2512	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1048

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1124

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1164
- C:\Users\Admin\AppData\Local\Temp\32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe
  "C:\Users\Admin\AppData\Local\Temp\32c1dc91baf6b1cded2c083f2df127d6bf412fe601f66e5facbf9b1ee622a398N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2068
- - 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:2512

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1948

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/1048-22-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1048-27-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1048-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1124-36-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1124-30-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1124-29-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1124-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1164-9-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1164-28-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1164-21-0x0000000002EB0000-0x0000000002EB6000-memory.dmp

Filesize
24KB

Download
memory/1164-1-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1164-2-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1164-3-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1948-32-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1948-31-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1948-25-0x0000000001DC0000-0x0000000001DC6000-memory.dmp

Filesize
24KB

Download
memory/1948-34-0x0000000001DC0000-0x0000000001DC6000-memory.dmp

Filesize
24KB

Download
memory/2068-12-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2068-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2068-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2068-4-0x0000000001CB0000-0x00000000026B0000-memory.dmp

Filesize
10.0MB

Download
memory/2512-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2512-6-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/2512-7-0x000000007723F000-0x0000000077240000-memory.dmp

Filesize
4KB

Download
memory/2512-8-0x000000007723F000-0x0000000077241000-memory.dmp

Filesize
8KB

Download
memory/2512-33-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2512-10-0x0000000077040000-0x00000000771E9000-memory.dmp

Filesize
1.7MB

Download