tinba | 4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787

General

Target

4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe
Size

237KB
MD5

f1991c3ddc6d2df68e80627da375b71d
SHA1

e75efd346eccdd99a1e206f6a87542477249e5d0
SHA256

4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787
SHA512

3957fb1b4bb9ee26a198b1ba19ce5f99ddc45f14ed20167a37e7275105f822e00751d373bb6dd5c5d747588dd0ba5f3818ca3ea9b9a38666ce61d51336c790a8
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:XATuTAnKGwUAWVycQqgj

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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\2AD2B042 = "C:\\Users\\Admin\\AppData\\Roaming\\2AD2B042\\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
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe
2728	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2728 winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exewinver.exe

description	pid	process	target process
PID 2236 wrote to memory of 2728	2236	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe	winver.exe
PID 2236 wrote to memory of 2728	2236	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe	winver.exe
PID 2236 wrote to memory of 2728	2236	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe	winver.exe
PID 2236 wrote to memory of 2728	2236	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe	winver.exe
PID 2236 wrote to memory of 2728	2236	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe	winver.exe
PID 2728 wrote to memory of 1208	2728	winver.exe	Explorer.EXE
PID 2728 wrote to memory of 1100	2728	winver.exe	taskhost.exe
PID 2728 wrote to memory of 1184	2728	winver.exe	Dwm.exe
PID 2728 wrote to memory of 1208	2728	winver.exe	Explorer.EXE
PID 2728 wrote to memory of 2236	2728	winver.exe	4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208

C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe
"C:\Users\Admin\AppData\Local\Temp\4ff8c32b5123d47bea4a1b1d850778f81fcdc21f177e18bae0481c35a282c787.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2236

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:2728

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/1100-23-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1184-14-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1184-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1208-17-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1208-24-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/2236-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2728-22-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2728-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2728-27-0x0000000000290000-0x0000000000296000-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