tinba | 4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470

General

Target

4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe
Size

225KB
MD5

7b7c0bf6ec6e75f50bcdf03bc1ad9aa0
SHA1

1d1593ae103f8d78b143fbf0e83bc7cfb4e5092f
SHA256

4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470
SHA512

ec79fb33b303b580756d341c06455e1fdb46b5f774fb4dfc944d28c953938f2b8fa8331ccda47c53e4d317b31bda2496383412c171be9f73be44f6deb37588a5
SSDEEP

6144:kA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:kATuTAnKGwUAW3ycQqgf

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

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\0778DBC3 = "C:\\Users\\Admin\\AppData\\Roaming\\0778DBC3\\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	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2756	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 2756	1984	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe	31
PID 1984 wrote to memory of 2756	1984	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe	31
PID 1984 wrote to memory of 2756	1984	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe	31
PID 1984 wrote to memory of 2756	1984	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe	31
PID 1984 wrote to memory of 2756	1984	4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe	31
PID 2756 wrote to memory of 1192	2756	winver.exe	21
PID 2756 wrote to memory of 1120	2756	winver.exe	19
PID 2756 wrote to memory of 1168	2756	winver.exe	20
PID 2756 wrote to memory of 1192	2756	winver.exe	21
PID 2756 wrote to memory of 852	2756	winver.exe	23
PID 2756 wrote to memory of 1984	2756	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe
  "C:\Users\Admin\AppData\Local\Temp\4c1171fb10003dc29e1939bca35948d76bae98caf2d586423f457c4616c42470N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1984
- - 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:2756

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:852

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/852-26-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/852-18-0x0000000002030000-0x0000000002036000-memory.dmp

Filesize
24KB

Download
memory/1120-9-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/1120-29-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/1168-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1192-27-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1192-15-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1984-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2756-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2756-23-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2756-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2756-31-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads