tinba | 012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 17:31

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General

Target

012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe
Size

237KB
MD5

8cb02812dbdf031a1322e26a1b609d29
SHA1

840a757e3c77f82f6f99dde1b7fada8e51a70e3b
SHA256

012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1
SHA512

aa64323b1be6f44c8f1c28ececa3eac75ba2bfae83fd5426b436af6cb5e3d9223f7fdd6595aa2fa9957c0018b03df700122c8d5eaa03eab3ea8bf9e3d4ad3528
SSDEEP

6144:dA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:dATuTAnKGwUAWVycQqgh

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\B1D195BA = "C:\\Users\\Admin\\AppData\\Roaming\\B1D195BA\\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	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe
2580	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2580	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2580	2980	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe	31
PID 2980 wrote to memory of 2580	2980	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe	31
PID 2980 wrote to memory of 2580	2980	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe	31
PID 2980 wrote to memory of 2580	2980	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe	31
PID 2980 wrote to memory of 2580	2980	012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe	31
PID 2580 wrote to memory of 1212	2580	winver.exe	21
PID 2580 wrote to memory of 1108	2580	winver.exe	19
PID 2580 wrote to memory of 1172	2580	winver.exe	20
PID 2580 wrote to memory of 1212	2580	winver.exe	21
PID 2580 wrote to memory of 1604	2580	winver.exe	23
PID 2580 wrote to memory of 2980	2580	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe
  "C:\Users\Admin\AppData\Local\Temp\012a9bb6e84a8299116e408880d5b1c2bb29b657a9e7b9c182c7fe43fd9735c1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2980
- - 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:2580

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1604

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

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Downloads

memory/1108-26-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1212-17-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1604-28-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1604-20-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/2580-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2580-25-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2580-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2980-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download