tinba | f1020137e1e780389440658750de8b68e4820533182da2795146c947cceff87f

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/01/2024, 09:40

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General

Target

7703c905f00266749a8ced98ea6375dc.exe
Size

1024KB
MD5

7703c905f00266749a8ced98ea6375dc
SHA1

7167c29af21ad5f0908a88040b802b4fbff6f9fc
SHA256

f1020137e1e780389440658750de8b68e4820533182da2795146c947cceff87f
SHA512

3e5a58ff00dbb6371d59428458e5a71c1210d73e37abec3fa1a42378400e8622e0db78425e42e082613621158459e636efb637036df9e1911c3bf0b9432bca5f
SSDEEP

1536:kKMxrpM6t6n4+DLGgh3aOe5idSQmwzqnwqjhurmKFct:ve64+XGEKFRxwGjAqGct

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\DBDD48F3 = "C:\\Users\\Admin\\AppData\\Roaming\\DBDD48F3\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2856	winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2856	2256	7703c905f00266749a8ced98ea6375dc.exe	29
PID 2256 wrote to memory of 2856	2256	7703c905f00266749a8ced98ea6375dc.exe	29
PID 2256 wrote to memory of 2856	2256	7703c905f00266749a8ced98ea6375dc.exe	29
PID 2256 wrote to memory of 2856	2256	7703c905f00266749a8ced98ea6375dc.exe	29
PID 2256 wrote to memory of 2856	2256	7703c905f00266749a8ced98ea6375dc.exe	29
PID 2856 wrote to memory of 1268	2856	winver.exe	15
PID 2856 wrote to memory of 1124	2856	winver.exe	17
PID 2856 wrote to memory of 1232	2856	winver.exe	16
PID 2856 wrote to memory of 1268	2856	winver.exe	15

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268
- C:\Users\Admin\AppData\Local\Temp\7703c905f00266749a8ced98ea6375dc.exe
  "C:\Users\Admin\AppData\Local\Temp\7703c905f00266749a8ced98ea6375dc.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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:2856

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1232

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1124-23-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1124-24-0x0000000077081000-0x0000000077082000-memory.dmp

Filesize
4KB

Download
memory/1232-20-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1232-25-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1268-5-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1268-1-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1268-9-0x0000000077081000-0x0000000077082000-memory.dmp

Filesize
4KB

Download
memory/1268-3-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1268-26-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

Filesize
24KB

Download
memory/1268-22-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

Filesize
24KB

Download
memory/2256-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2256-2-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2256-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2256-12-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2856-7-0x000000007722F000-0x0000000077231000-memory.dmp

Filesize
8KB

Download
memory/2856-15-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2856-14-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2856-10-0x0000000000D40000-0x0000000000D56000-memory.dmp

Filesize
88KB

Download
memory/2856-6-0x000000007722F000-0x0000000077230000-memory.dmp

Filesize
4KB

Download
memory/2856-8-0x0000000077230000-0x0000000077231000-memory.dmp

Filesize
4KB

Download
memory/2856-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2856-30-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2856-31-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download