tinba | d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7d

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-01-2025 19:18

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General

Target

d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe
Size

59KB
MD5

e25b134b7675b07a45141cad37b74850
SHA1

57fb6824721fdae88b6d01a0ff4d8a4cc18262b4
SHA256

d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7d
SHA512

1b11e503dabf476267a564943b39d326e73f04ce1dc163144942935edac43edfeff722f787aaf04abbc31f18be17404397865771ede1a1befc7e01f53977cab9
SSDEEP

768:1+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JF:1+mFM2HXKZgiFP7xIksu+XM5O9JF

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\ED11BC4E = "C:\\Users\\Admin\\AppData\\Roaming\\ED11BC4E\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2764	2216	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe	31
PID 2216 wrote to memory of 2764	2216	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe	31
PID 2216 wrote to memory of 2764	2216	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe	31
PID 2216 wrote to memory of 2764	2216	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe	31
PID 2216 wrote to memory of 2764	2216	d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe	31
PID 2764 wrote to memory of 1212	2764	winver.exe	21
PID 2764 wrote to memory of 1116	2764	winver.exe	19
PID 2764 wrote to memory of 1172	2764	winver.exe	20
PID 2764 wrote to memory of 1212	2764	winver.exe	21
PID 2764 wrote to memory of 1444	2764	winver.exe	23

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe
  "C:\Users\Admin\AppData\Local\Temp\d2aa0f3e94249814cc9df7ce269e58036b8385efb86e1549e4636d2cbda29e7dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2216
- - 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:2764

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1444

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/1116-27-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/1116-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1172-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1212-9-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/1212-29-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1212-22-0x0000000002540000-0x0000000002546000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1444-31-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1444-32-0x0000000076F81000-0x0000000076F82000-memory.dmp

Filesize
4KB

Download
memory/1444-25-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/2216-4-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2216-12-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2216-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2216-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2764-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2764-10-0x0000000076F30000-0x00000000770D9000-memory.dmp

Filesize
1.7MB

Download
memory/2764-8-0x000000007712F000-0x0000000077131000-memory.dmp

Filesize
8KB

Download
memory/2764-7-0x000000007712F000-0x0000000077130000-memory.dmp

Filesize
4KB

Download
memory/2764-6-0x0000000077130000-0x0000000077131000-memory.dmp

Filesize
4KB

Download
memory/2764-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download