tinba | d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 23:28

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General

Target

d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe
Size

225KB
MD5

90b924f93772c92830da9c5c96ca8506
SHA1

b5cac9adac03f921402512ffb982c548f447994a
SHA256

d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081
SHA512

a10ff7e8081913ced35f4af240e03e018f85e05712774f1c8c18911e2c69410004e388989b3162a3197fb28c785e3d540ebf45023f9d2bb85bf56a78847271a4
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:6ATuTAnKGwUAW3ycQqgX

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\3B0EF007 = "C:\\Users\\Admin\\AppData\\Roaming\\3B0EF007\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2592	1868	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe	30
PID 1868 wrote to memory of 2592	1868	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe	30
PID 1868 wrote to memory of 2592	1868	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe	30
PID 1868 wrote to memory of 2592	1868	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe	30
PID 1868 wrote to memory of 2592	1868	d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe	30
PID 2592 wrote to memory of 1196	2592	winver.exe	21
PID 2592 wrote to memory of 1116	2592	winver.exe	19
PID 2592 wrote to memory of 1172	2592	winver.exe	20
PID 2592 wrote to memory of 1196	2592	winver.exe	21
PID 2592 wrote to memory of 1192	2592	winver.exe	25
PID 2592 wrote to memory of 1868	2592	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe
  "C:\Users\Admin\AppData\Local\Temp\d6bb21a00f146abeff3310c98c7fad1437b34de59e2bbd5c0bf2a08c2fff9081.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1868
- - 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:2592

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1192

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 Information Discovery

T1082

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/1116-29-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1116-11-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1192-20-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1192-26-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1868-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2592-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2592-31-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download