tinba | e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192d

General

Target

e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe
Size

225KB
MD5

dd7da766c7a34c609d12df5bc08a8e60
SHA1

b0381dde81204f5a0465a6f04949f4f95d584123
SHA256

e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192d
SHA512

4ffdd48e9677d8ed6025be34504310e91c8493d73e03633c21ff5b4acbf16d38a405a7d1d8ad01c31555bdad1660dc63b3b304106e02f7f5baa9f9c949c68df0
SSDEEP

6144:lA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:lATuTAnKGwUAW3ycQqgf

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\D8F04C0C = "C:\\Users\\Admin\\AppData\\Roaming\\D8F04C0C\\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	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe
2504	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2504	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2504	2916	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe	30
PID 2916 wrote to memory of 2504	2916	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe	30
PID 2916 wrote to memory of 2504	2916	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe	30
PID 2916 wrote to memory of 2504	2916	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe	30
PID 2916 wrote to memory of 2504	2916	e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe	30
PID 2504 wrote to memory of 1148	2504	winver.exe	20
PID 2504 wrote to memory of 1060	2504	winver.exe	18
PID 2504 wrote to memory of 1116	2504	winver.exe	19
PID 2504 wrote to memory of 1148	2504	winver.exe	20
PID 2504 wrote to memory of 2040	2504	winver.exe	23
PID 2504 wrote to memory of 2916	2504	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1148
- C:\Users\Admin\AppData\Local\Temp\e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe
  "C:\Users\Admin\AppData\Local\Temp\e3dcca7b833e6e93393c2e746051dc98b6b0e6fb432874ffbe86df579871192dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2916
- - 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:2504

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1060-29-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1060-9-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/1116-12-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1148-15-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1148-3-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1148-1-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/1148-27-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1148-6-0x00000000024F0000-0x00000000024F6000-memory.dmp

Filesize
24KB

Download
memory/2040-18-0x00000000023C0000-0x00000000023C6000-memory.dmp

Filesize
24KB

Download
memory/2040-28-0x00000000023C0000-0x00000000023C6000-memory.dmp

Filesize
24KB

Download
memory/2504-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2504-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2504-31-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2916-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads