tinba | 115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08e

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-02-2025 19:25

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General

Target

115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe
Size

51KB
MD5

e8d8bfbdb836314377b5b7fbd3c4f740
SHA1

bf6fbbcd9e59adb620a185c18712323579f2a938
SHA256

115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08e
SHA512

da83dc2bea46a95fc5713540ef7d4a76046a8c11bb95cc695612e1053dd2417fb00d344705aa40756e57a1f134c42f7fb165322d6ef56f91b2f1218c90d1e6a8
SSDEEP

768:JfrWSEzgqRrBoHxOrwal5RxKwKZOyN/4BxG+C2GqymmcqGncVyR9Jg:JfDEBBoHq7RxgV/twyzEcM9Jg

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\BAF248D5 = "C:\\Users\\Admin\\AppData\\Roaming\\BAF248D5\\bin.exe"	winver.exe

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	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe
2792	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2792	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2792	2312	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe	31
PID 2312 wrote to memory of 2792	2312	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe	31
PID 2312 wrote to memory of 2792	2312	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe	31
PID 2312 wrote to memory of 2792	2312	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe	31
PID 2312 wrote to memory of 2792	2312	115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe	31
PID 2792 wrote to memory of 1236	2792	winver.exe	21
PID 2792 wrote to memory of 1116	2792	winver.exe	19
PID 2792 wrote to memory of 1168	2792	winver.exe	20
PID 2792 wrote to memory of 1236	2792	winver.exe	21
PID 2792 wrote to memory of 1636	2792	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1236
- C:\Users\Admin\AppData\Local\Temp\115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe
  "C:\Users\Admin\AppData\Local\Temp\115ccba12be567a99342e1dd686eb3a828d6d33cf4ac3c0e7d3c21565c29b08eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - 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:2792

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1116-25-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1168-19-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1236-9-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1236-24-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/1236-2-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1236-21-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/1636-29-0x0000000076FE1000-0x0000000076FE2000-memory.dmp

Filesize
4KB

Download
memory/1636-28-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/1636-23-0x0000000001E00000-0x0000000001E06000-memory.dmp

Filesize
24KB

Download
memory/2312-4-0x0000000002110000-0x0000000002B10000-memory.dmp

Filesize
10.0MB

Download
memory/2312-12-0x0000000002110000-0x0000000002B10000-memory.dmp

Filesize
10.0MB

Download
memory/2312-11-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2312-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2792-10-0x0000000076F90000-0x0000000077139000-memory.dmp

Filesize
1.7MB

Download
memory/2792-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2792-6-0x0000000077190000-0x0000000077191000-memory.dmp

Filesize
4KB

Download
memory/2792-7-0x000000007718F000-0x0000000077190000-memory.dmp

Filesize
4KB

Download
memory/2792-8-0x000000007718F000-0x0000000077191000-memory.dmp

Filesize
8KB

Download
memory/2792-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download