tinba | 08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40b

General

Target

08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe
Size

610KB
MD5

1c331d07ecdab23dfac2ce278a280990
SHA1

7faf7737586360e6b57ff23c45215ed662474d58
SHA256

08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40b
SHA512

d8aedb4f62a921be72bfc1ab0493f7c98c1ac021fc99ca1da5c20c99495a132f3fbd810f10f56f90069a313b2db81694447940e8bb2d21ff3d6ccb57c3fde955
SSDEEP

12288:IATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:2T+KjUdQqboyyWoK1NGqzuhx

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\7E4D39B6 = "C:\\Users\\Admin\\AppData\\Roaming\\7E4D39B6\\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	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe
2608	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2608	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2608	2160	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe	30
PID 2160 wrote to memory of 2608	2160	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe	30
PID 2160 wrote to memory of 2608	2160	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe	30
PID 2160 wrote to memory of 2608	2160	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe	30
PID 2160 wrote to memory of 2608	2160	08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe	30
PID 2608 wrote to memory of 1200	2608	winver.exe	21
PID 2608 wrote to memory of 1104	2608	winver.exe	19
PID 2608 wrote to memory of 1172	2608	winver.exe	20
PID 2608 wrote to memory of 1200	2608	winver.exe	21
PID 2608 wrote to memory of 1324	2608	winver.exe	23
PID 2608 wrote to memory of 2160	2608	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe
  "C:\Users\Admin\AppData\Local\Temp\08a4b821d356bf336476ee942d4f9426676e000e7a779a19e7fb783df78bc40bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - 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:2608

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1324

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/1104-11-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1104-28-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1172-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1200-17-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1200-6-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1200-27-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1324-20-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1324-26-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/2160-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2608-25-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2608-4-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2608-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads