tinba | 92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 19:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe
Size

59KB
MD5

952ed6fb40c4308b0cd561fee433da76
SHA1

9f83b4c7d717dcece4e37a1174fb5d0b882f687f
SHA256

92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d
SHA512

630774a8b904d0c4809569083b91867fb7cf5f36f92dc1510f3b248c4b165c54fb7b8efc7d0de359758f5a3330e904d28dd9c8349d8f9722ea4ee279a4916af3
SSDEEP

768:4+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:4+mFM2HXKZgiFP7xIksu+XM5O9J1

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\25153ECD = "C:\\Users\\Admin\\AppData\\Roaming\\25153ECD\\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	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe
2720	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2720	winver.exe
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2720	2404	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe	31
PID 2404 wrote to memory of 2720	2404	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe	31
PID 2404 wrote to memory of 2720	2404	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe	31
PID 2404 wrote to memory of 2720	2404	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe	31
PID 2404 wrote to memory of 2720	2404	92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe	31
PID 2720 wrote to memory of 1280	2720	winver.exe	21
PID 2720 wrote to memory of 1128	2720	winver.exe	19
PID 2720 wrote to memory of 1236	2720	winver.exe	20
PID 2720 wrote to memory of 1280	2720	winver.exe	21
PID 2720 wrote to memory of 840	2720	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1236

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1280
- C:\Users\Admin\AppData\Local\Temp\92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe
  "C:\Users\Admin\AppData\Local\Temp\92cf6dd7c10db6d1fd9867d4a11b08d5482589f49e979bf433c20694c9a5661d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2404
- - 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:2720

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:840

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

Loading Replay Monitor...

Downloads

memory/840-25-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/840-23-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/840-26-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1128-27-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/1128-28-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1236-19-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1236-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1280-3-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1280-9-0x0000000077641000-0x0000000077642000-memory.dmp

Filesize
4KB

Download
memory/1280-24-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1280-2-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1280-1-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1280-21-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/2404-4-0x0000000001B70000-0x0000000002570000-memory.dmp

Filesize
10.0MB

Download
memory/2404-12-0x0000000001B70000-0x0000000002570000-memory.dmp

Filesize
10.0MB

Download
memory/2404-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2404-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2720-8-0x00000000777EF000-0x00000000777F1000-memory.dmp

Filesize
8KB

Download
memory/2720-5-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2720-6-0x00000000777F0000-0x00000000777F1000-memory.dmp

Filesize
4KB

Download
memory/2720-7-0x00000000777EF000-0x00000000777F0000-memory.dmp

Filesize
4KB

Download
memory/2720-10-0x00000000775F0000-0x0000000077799000-memory.dmp

Filesize
1.7MB

Download
memory/2720-30-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download