tinba | a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936

General

Target

a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe
Size

225KB
MD5

76d0c1af1f312d51ec052bc6b9b35da4
SHA1

2fb038cbce5153dd1a94140ee2615eb053822c04
SHA256

a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936
SHA512

4862bfee07d3f005dbb9e8a2e25e57c9a69dc1cb2b4e50406a341168d378fd368b4a96b40c4af24a6140add280844fcbb8b986e0d1bdb490f194d193ef4ef34d
SSDEEP

6144:zA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:zATuTAnKGwUAW3ycQqgf

Score

10^/10

tinba banker 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

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\E45DC418 = "C:\\Users\\Admin\\AppData\\Roaming\\E45DC418\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 61 IoCs

Processes:

winver.exe

pid	process
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2592 winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exewinver.exe

description	pid	process	target process
PID 2140 wrote to memory of 2592	2140	a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe	winver.exe
PID 2140 wrote to memory of 2592	2140	a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe	winver.exe
PID 2140 wrote to memory of 2592	2140	a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe	winver.exe
PID 2140 wrote to memory of 2592	2140	a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe	winver.exe
PID 2140 wrote to memory of 2592	2140	a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe	winver.exe
PID 2592 wrote to memory of 1176	2592	winver.exe	Explorer.EXE
PID 2592 wrote to memory of 1044	2592	winver.exe	taskhost.exe
PID 2592 wrote to memory of 1096	2592	winver.exe	Dwm.exe
PID 2592 wrote to memory of 1176	2592	winver.exe	Explorer.EXE

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1044

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1096

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176

C:\Users\Admin\AppData\Local\Temp\a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe
"C:\Users\Admin\AppData\Local\Temp\a504fe89ecdf6e90816e2b541c382acc216674b958c8759f494e0ce53bdba936.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2140

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2592

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/1044-21-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1044-11-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1096-14-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1096-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1176-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1176-17-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1176-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1176-22-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1176-6-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/2140-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-20-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/2592-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2592-25-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads