tinba | 97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777

Analysis

max time kernel
119s
max time network
116s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 23:11

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General

Target

97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe
Size

59KB
MD5

e2cd732cda24585fec39837fbbcb8b5a
SHA1

34920c0d176b875d14b77aa477d7905a4a430e0a
SHA256

97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777
SHA512

8dcf56216245f5f5e9fb003e4175fc12a9e47376afefcff431ed93e914f01819980846322e7b638cecc24c14c25dc4e9849b5714d87cfe58010c815bd9686ec7
SSDEEP

768:x+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JI:x+mFM2HXKZgiFP7xIksu+XM5O9JI

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\B01AF119 = "C:\\Users\\Admin\\AppData\\Roaming\\B01AF119\\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	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe
2524	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2524	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 2524	3012	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe	31
PID 3012 wrote to memory of 2524	3012	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe	31
PID 3012 wrote to memory of 2524	3012	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe	31
PID 3012 wrote to memory of 2524	3012	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe	31
PID 3012 wrote to memory of 2524	3012	97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe	31
PID 2524 wrote to memory of 1200	2524	winver.exe	21
PID 2524 wrote to memory of 1120	2524	winver.exe	19
PID 2524 wrote to memory of 1168	2524	winver.exe	20
PID 2524 wrote to memory of 1200	2524	winver.exe	21
PID 2524 wrote to memory of 1500	2524	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe
  "C:\Users\Admin\AppData\Local\Temp\97e04cd6d8eabd368ee56f1cb294cff24178c39a57f5913460cf89862e651777.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3012
- - 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:2524

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1500

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/1120-25-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1120-24-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1168-18-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-9-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1200-23-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1200-20-0x0000000002CE0000-0x0000000002CE6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1500-22-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/1500-29-0x0000000077221000-0x0000000077222000-memory.dmp

Filesize
4KB

Download
memory/1500-30-0x0000000001E10000-0x0000000001E16000-memory.dmp

Filesize
24KB

Download
memory/2524-5-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2524-10-0x00000000771D0000-0x0000000077379000-memory.dmp

Filesize
1.7MB

Download
memory/2524-27-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2524-6-0x00000000773D0000-0x00000000773D1000-memory.dmp

Filesize
4KB

Download
memory/2524-7-0x00000000773CF000-0x00000000773D0000-memory.dmp

Filesize
4KB

Download
memory/2524-8-0x00000000773CF000-0x00000000773D1000-memory.dmp

Filesize
8KB

Download
memory/2524-35-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/3012-4-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/3012-12-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/3012-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3012-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download