tinba | 68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d

Analysis

max time kernel
150s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 03:32

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General

Target

68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe
Size

238KB
MD5

4074984d41db0cfb7526125209eb6d19
SHA1

b031254f31e23fec3a45cdcd2476f81da232df5d
SHA256

68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d
SHA512

a86606d94727c7f10589e3465040e853a445e3993dd3b797839d9c1e4521e94ab90b37e7727bd568858bdb6d693113c2a4f20ffd1a273c873627f58ce25d4e00
SSDEEP

6144:GmkLu0Aq9r8q7XMaC4+yPY7HLgZl3MovMfCp5CR:nkLsq9r8q7Xp27rk3Moa

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\4D0ECA18 = "C:\\Users\\Admin\\AppData\\Roaming\\4D0ECA18\\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	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe
1616	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1616	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1616	1848	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe	30
PID 1848 wrote to memory of 1616	1848	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe	30
PID 1848 wrote to memory of 1616	1848	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe	30
PID 1848 wrote to memory of 1616	1848	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe	30
PID 1848 wrote to memory of 1616	1848	68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe	30
PID 1616 wrote to memory of 1224	1616	winver.exe	21
PID 1616 wrote to memory of 1100	1616	winver.exe	19
PID 1616 wrote to memory of 1172	1616	winver.exe	20
PID 1616 wrote to memory of 1224	1616	winver.exe	21
PID 1616 wrote to memory of 328	1616	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe
  "C:\Users\Admin\AppData\Local\Temp\68cc719be56bf8a7c7a6a7dc47dd86cb68560c3f8fa96ab95845085a0121d50d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1848
- - 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:1616

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:328

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/328-31-0x0000000001F60000-0x0000000001F67000-memory.dmp

Filesize
28KB

Download
memory/328-26-0x0000000001F60000-0x0000000001F67000-memory.dmp

Filesize
28KB

Download
memory/1100-28-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1100-17-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/1172-20-0x0000000001F90000-0x0000000001F97000-memory.dmp

Filesize
28KB

Download
memory/1172-30-0x0000000001F90000-0x0000000001F97000-memory.dmp

Filesize
28KB

Download
memory/1224-29-0x0000000002E80000-0x0000000002E87000-memory.dmp

Filesize
28KB

Download
memory/1224-7-0x0000000002E70000-0x0000000002E77000-memory.dmp

Filesize
28KB

Download
memory/1224-9-0x0000000002E70000-0x0000000002E77000-memory.dmp

Filesize
28KB

Download
memory/1224-12-0x0000000002E70000-0x0000000002E77000-memory.dmp

Filesize
28KB

Download
memory/1224-23-0x0000000002E80000-0x0000000002E87000-memory.dmp

Filesize
28KB

Download
memory/1616-10-0x00000000001F0000-0x00000000001F7000-memory.dmp

Filesize
28KB

Download
memory/1848-14-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1848-0-0x0000000002450000-0x00000000025D0000-memory.dmp

Filesize
1.5MB

Download
memory/1848-5-0x0000000001E40000-0x0000000001E41000-memory.dmp

Filesize
4KB

Download
memory/1848-4-0x0000000002450000-0x00000000025D0000-memory.dmp

Filesize
1.5MB

Download
memory/1848-3-0x0000000001E40000-0x0000000001E41000-memory.dmp

Filesize
4KB

Download
memory/1848-2-0x0000000001E40000-0x0000000001E41000-memory.dmp

Filesize
4KB

Download
memory/1848-1-0x0000000001E40000-0x0000000001E41000-memory.dmp

Filesize
4KB

Download