tinba | 5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc

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
11-12-2024 07:15

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General

Target

5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe
Size

59KB
MD5

1d92a29002459da382064c4050d72985
SHA1

7617c90788dead67ba3a90d22c538e3448f0a9ed
SHA256

5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc
SHA512

c39ac04c58114e4c02aa82f8ef990c5049265a6e8b5368d35e8c26042bdc2d8d2ee475c6d0f7e299ba6b21150f4f9c7273b4ba9a4f81e7587617d272114288d1
SSDEEP

768:0+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9Jd:0+mFM2HXKZgiFP7xIksu+XM5O9Jd

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\A0A836BB = "C:\\Users\\Admin\\AppData\\Roaming\\A0A836BB\\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	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2576	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2576	2372	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe	31
PID 2372 wrote to memory of 2576	2372	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe	31
PID 2372 wrote to memory of 2576	2372	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe	31
PID 2372 wrote to memory of 2576	2372	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe	31
PID 2372 wrote to memory of 2576	2372	5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe	31
PID 2576 wrote to memory of 1248	2576	winver.exe	21
PID 2576 wrote to memory of 1112	2576	winver.exe	19
PID 2576 wrote to memory of 1188	2576	winver.exe	20
PID 2576 wrote to memory of 1248	2576	winver.exe	21
PID 2576 wrote to memory of 608	2576	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248
- C:\Users\Admin\AppData\Local\Temp\5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe
  "C:\Users\Admin\AppData\Local\Temp\5ceae7ea914b3d5f97a2ea70f4623ed77eac1af0e00c8d307d7c4d594f6d9bbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2576

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:608

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/608-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/608-31-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/608-30-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1112-27-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1188-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1188-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1248-9-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1248-25-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1248-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1248-2-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1248-1-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1248-21-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/2372-4-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2372-12-0x0000000001D30000-0x0000000002730000-memory.dmp

Filesize
10.0MB

Download
memory/2372-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2372-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2576-5-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2576-6-0x0000000077630000-0x0000000077631000-memory.dmp

Filesize
4KB

Download
memory/2576-29-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2576-7-0x000000007762F000-0x0000000077630000-memory.dmp

Filesize
4KB

Download
memory/2576-8-0x000000007762F000-0x0000000077631000-memory.dmp

Filesize
8KB

Download
memory/2576-10-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download