tinba | 5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9ac

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 13:26

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General

Target

5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe
Size

68KB
MD5

10f38fc9ef777a3ab142e52309aea200
SHA1

83f723bd477e2277296e2687da4921c41e37cd1d
SHA256

5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9ac
SHA512

38ab252fb6364cb2f8b2456e20128b315a464dda526ccd97737f6ec6085b6730b5dc2bd4b576263ef62a16bad86d005f2890c1fecf5825e99e4e4e2b9d5abb3f
SSDEEP

768:BwaGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:B47urp3v23HSa0AMNyfQ1d2y4Z4P

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

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\8117CA0D = "C:\\Users\\Admin\\AppData\\Roaming\\8117CA0D\\bin.exe"	winver.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe
2832	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2832	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2640 wrote to memory of 2656	2640	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	31
PID 2656 wrote to memory of 2832	2656	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	32
PID 2656 wrote to memory of 2832	2656	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	32
PID 2656 wrote to memory of 2832	2656	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	32
PID 2656 wrote to memory of 2832	2656	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	32
PID 2656 wrote to memory of 2832	2656	5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe	32
PID 2832 wrote to memory of 1208	2832	winver.exe	21
PID 2832 wrote to memory of 1120	2832	winver.exe	19
PID 2832 wrote to memory of 1180	2832	winver.exe	20
PID 2832 wrote to memory of 1208	2832	winver.exe	21
PID 2832 wrote to memory of 1288	2832	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe
  "C:\Users\Admin\AppData\Local\Temp\5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Users\Admin\AppData\Local\Temp\5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe
    "C:\Users\Admin\AppData\Local\Temp\5234eb2a98df716c496dbee0cc340507108fb6ea6713208dfbb64e1dcf08d9acN.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2656
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2832

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1288

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/1120-19-0x00000000021F0000-0x00000000021F7000-memory.dmp

Filesize
28KB

Download
memory/1120-28-0x00000000021F0000-0x00000000021F7000-memory.dmp

Filesize
28KB

Download
memory/1120-29-0x00000000777C1000-0x00000000777C2000-memory.dmp

Filesize
4KB

Download
memory/1180-30-0x00000000001C0000-0x00000000001C7000-memory.dmp

Filesize
28KB

Download
memory/1180-22-0x00000000001C0000-0x00000000001C7000-memory.dmp

Filesize
28KB

Download
memory/1208-14-0x00000000777C1000-0x00000000777C2000-memory.dmp

Filesize
4KB

Download
memory/1208-8-0x0000000002470000-0x0000000002477000-memory.dmp

Filesize
28KB

Download
memory/1208-7-0x0000000002470000-0x0000000002477000-memory.dmp

Filesize
28KB

Download
memory/1208-31-0x0000000002480000-0x0000000002487000-memory.dmp

Filesize
28KB

Download
memory/1208-13-0x0000000002470000-0x0000000002477000-memory.dmp

Filesize
28KB

Download
memory/1208-25-0x0000000002480000-0x0000000002487000-memory.dmp

Filesize
28KB

Download
memory/1288-27-0x00000000003D0000-0x00000000003D7000-memory.dmp

Filesize
28KB

Download
memory/1288-33-0x00000000003D0000-0x00000000003D7000-memory.dmp

Filesize
28KB

Download
memory/1288-32-0x00000000777C1000-0x00000000777C2000-memory.dmp

Filesize
4KB

Download
memory/2640-3-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2640-2-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2656-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2656-5-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/2832-11-0x0000000000B50000-0x0000000000B66000-memory.dmp

Filesize
88KB

Download
memory/2832-9-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/2832-15-0x0000000077770000-0x0000000077919000-memory.dmp

Filesize
1.7MB

Download
memory/2832-6-0x0000000000B51000-0x0000000000B52000-memory.dmp

Filesize
4KB

Download