tinba | 1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206

Analysis

max time kernel
150s
max time network
152s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 21:13

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General

Target

1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe
Size

237KB
MD5

3a64b94466f511700e8e223c326a24fe
SHA1

ac16d4c51cf5daf2d675e42b689f338cb384172f
SHA256

1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206
SHA512

fbacfdf9ee6d5a44f0a732de67b48fd8082a11751be0f9a16d2263863f5ce6b9817af3bafb96974d54afb1e14540b70a2d8b280994e94edfc86c5c8111f6f386
SSDEEP

6144:CA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:CATuTAnKGwUAWVycQqg7

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\414ABB5D = "C:\\Users\\Admin\\AppData\\Roaming\\414ABB5D\\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	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe
3024	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3024	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 3024	3012	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	29
PID 3012 wrote to memory of 3024	3012	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	29
PID 3012 wrote to memory of 3024	3012	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	29
PID 3012 wrote to memory of 3024	3012	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	29
PID 3012 wrote to memory of 3024	3012	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	29
PID 3024 wrote to memory of 1188	3024	winver.exe	20
PID 3024 wrote to memory of 1112	3024	winver.exe	18
PID 3024 wrote to memory of 1164	3024	winver.exe	19
PID 3024 wrote to memory of 1188	3024	winver.exe	20
PID 3024 wrote to memory of 1644	3024	winver.exe	24

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe
  "C:\Users\Admin\AppData\Local\Temp\1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.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:3024

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1644

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/1112-25-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1112-11-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1164-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1164-24-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002BD0000-0x0000000002BD6000-memory.dmp

Filesize
24KB

Download
memory/1188-17-0x0000000002BE0000-0x0000000002BE6000-memory.dmp

Filesize
24KB

Download
memory/1188-26-0x0000000002BE0000-0x0000000002BE6000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002BD0000-0x0000000002BD6000-memory.dmp

Filesize
24KB

Download
memory/1188-6-0x0000000002BD0000-0x0000000002BD6000-memory.dmp

Filesize
24KB

Download
memory/1644-20-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/1644-27-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/3012-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3024-23-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3024-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/3024-29-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download