tinba | 318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 23:30

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General

Target

318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe
Size

52KB
MD5

9a6b10c292d6c1d25128ff74b5e4c427
SHA1

070711ca7ac579a675bdb196cab157ed9f49a384
SHA256

318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123
SHA512

6b9f6ee174eed5db8509aa3fa8a087bfa51f591f4fb0dd2269ed4a7d2ca1cd3b9bb44ff88873c9c3109403cf114cf615224886db0b5cc438f87280d4a7e6af48
SSDEEP

768:IvC6RMtZNZUXeb4fXDR2JVDDISp8m7DM3pIg4LqTTUUnGg7O1/l9Jq9:4mZNZUXeQXFhS6sM3prUSGg7O1d9J+

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\949420B3 = "C:\\Users\\Admin\\AppData\\Roaming\\949420B3\\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	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe
1944	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1944	winver.exe
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1196	Explorer.EXE
1196	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 1944	2348	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe	31
PID 2348 wrote to memory of 1944	2348	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe	31
PID 2348 wrote to memory of 1944	2348	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe	31
PID 2348 wrote to memory of 1944	2348	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe	31
PID 2348 wrote to memory of 1944	2348	318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe	31
PID 1944 wrote to memory of 1196	1944	winver.exe	21
PID 1944 wrote to memory of 1108	1944	winver.exe	19
PID 1944 wrote to memory of 1172	1944	winver.exe	20
PID 1944 wrote to memory of 1196	1944	winver.exe	21
PID 1944 wrote to memory of 2028	1944	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1196
- C:\Users\Admin\AppData\Local\Temp\318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe
  "C:\Users\Admin\AppData\Local\Temp\318c7d21ff7e4b84a3049939a1cdc111b79104119bc72c7bc898b8b507e88123.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2348
- - 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:1944

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2028

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/1108-28-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1108-29-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/1108-30-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1172-31-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002D40000-0x0000000002D46000-memory.dmp

Filesize
24KB

Download
memory/1196-9-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1196-26-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1196-21-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/1944-10-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/1944-32-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1944-5-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1944-6-0x0000000077BB0000-0x0000000077BB1000-memory.dmp

Filesize
4KB

Download
memory/1944-7-0x0000000077BAF000-0x0000000077BB0000-memory.dmp

Filesize
4KB

Download
memory/1944-8-0x0000000077BAF000-0x0000000077BB1000-memory.dmp

Filesize
8KB

Download
memory/2028-27-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/2028-25-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/2028-24-0x0000000001B70000-0x0000000001B76000-memory.dmp

Filesize
24KB

Download
memory/2028-23-0x0000000001B70000-0x0000000001B76000-memory.dmp

Filesize
24KB

Download
memory/2028-33-0x0000000001B70000-0x0000000001B76000-memory.dmp

Filesize
24KB

Download
memory/2348-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2348-12-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download
memory/2348-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2348-4-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download