tinba | 58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 01:05

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General

Target

58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe
Size

88KB
MD5

600f60a576c0beb26b6ed5f3f5d01521
SHA1

8904cbb02898f049ec5cf44d2e0a880dcf335f2c
SHA256

58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146
SHA512

881c6acea076649c248c604549639f002037a4855f103f5dec473539ca5be38d19c85d291b98529135cca7a5cbbb7285ce0a4e91a0581f7b2463e757887936bd
SSDEEP

1536:25nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:25fvp12UFKcD/6jwqWsNI

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\E72797B1 = "C:\\Users\\Admin\\AppData\\Roaming\\E72797B1\\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	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe
3012	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3012	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 3012	3044	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe	32
PID 3044 wrote to memory of 3012	3044	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe	32
PID 3044 wrote to memory of 3012	3044	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe	32
PID 3044 wrote to memory of 3012	3044	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe	32
PID 3044 wrote to memory of 3012	3044	58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe	32
PID 3012 wrote to memory of 1192	3012	winver.exe	21
PID 3012 wrote to memory of 1112	3012	winver.exe	19
PID 3012 wrote to memory of 1164	3012	winver.exe	20
PID 3012 wrote to memory of 1192	3012	winver.exe	21
PID 3012 wrote to memory of 2036	3012	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe
  "C:\Users\Admin\AppData\Local\Temp\58244873883a9cd01841753edfeb6940d9387de54c566d319d49ebf8a7ad8146.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - 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:3012

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2036

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/1112-21-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1112-28-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1112-27-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1164-30-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1164-18-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1164-22-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1164-23-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1192-9-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/1192-20-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1192-29-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/2036-32-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/2036-31-0x0000000076EA1000-0x0000000076EA2000-memory.dmp

Filesize
4KB

Download
memory/2036-26-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/3012-10-0x0000000076E50000-0x0000000076FF9000-memory.dmp

Filesize
1.7MB

Download
memory/3012-7-0x000000007704F000-0x0000000077050000-memory.dmp

Filesize
4KB

Download
memory/3012-8-0x000000007704F000-0x0000000077051000-memory.dmp

Filesize
8KB

Download
memory/3012-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3012-6-0x0000000077050000-0x0000000077051000-memory.dmp

Filesize
4KB

Download
memory/3012-33-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3012-38-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/3044-4-0x0000000001E20000-0x0000000002820000-memory.dmp

Filesize
10.0MB

Download
memory/3044-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3044-12-0x0000000001E20000-0x0000000002820000-memory.dmp

Filesize
10.0MB

Download
memory/3044-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download