tinba | 5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552

Analysis

max time kernel
120s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 10:06

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General

Target

5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
Size

164KB
MD5

99253e52818cc1159a712dd95be38870
SHA1

e4bc9f7c20088b9d885ddbf906cfa76788356bb3
SHA256

5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552
SHA512

b565d7f1b7555cb08ae9199386b4ec3b79365144022a726b84fe0c3c0d25872de54da179169aa25d4c0220db660d422bf540a2be1084f4dfd36922ac7549beab
SSDEEP

3072:kBLOSC0BiaynVRNNFwaSNDe1Fclgr+0StmnJza3yD/CLO:/SC0Bf8wve1FbRWmYi4O

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\5B58219E = "C:\\Users\\Admin\\AppData\\Roaming\\5B58219E\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30

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	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 2180 wrote to memory of 1732	2180	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	30
PID 1732 wrote to memory of 2412	1732	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	31
PID 1732 wrote to memory of 2412	1732	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	31
PID 1732 wrote to memory of 2412	1732	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	31
PID 1732 wrote to memory of 2412	1732	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	31
PID 1732 wrote to memory of 2412	1732	5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe	31
PID 2412 wrote to memory of 1216	2412	winver.exe	21
PID 2412 wrote to memory of 1124	2412	winver.exe	19
PID 2412 wrote to memory of 1192	2412	winver.exe	20
PID 2412 wrote to memory of 1216	2412	winver.exe	21
PID 2412 wrote to memory of 1664	2412	winver.exe	25
PID 2412 wrote to memory of 1732	2412	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1192

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
  "C:\Users\Admin\AppData\Local\Temp\5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Users\Admin\AppData\Local\Temp\5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
    C:\Users\Admin\AppData\Local\Temp\5156c46a75424fe58b6f120445dd703c3fa349bc64003ac727ee9f44ab0de552N.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1732
  - - 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:2412

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1664

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/1124-39-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1124-40-0x0000000077801000-0x0000000077802000-memory.dmp

Filesize
4KB

Download
memory/1192-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1192-46-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1216-22-0x0000000077801000-0x0000000077802000-memory.dmp

Filesize
4KB

Download
memory/1216-41-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1216-21-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1216-11-0x0000000002DD0000-0x0000000002DD6000-memory.dmp

Filesize
24KB

Download
memory/1216-29-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1664-31-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1664-47-0x0000000001DF0000-0x0000000001DF6000-memory.dmp

Filesize
24KB

Download
memory/1664-48-0x0000000077801000-0x0000000077802000-memory.dmp

Filesize
4KB

Download
memory/1732-44-0x00000000779AF000-0x00000000779B0000-memory.dmp

Filesize
4KB

Download
memory/1732-9-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1732-15-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/1732-1-0x00000000001B0000-0x00000000002AA000-memory.dmp

Filesize
1000KB

Download
memory/1732-3-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1732-34-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/1732-16-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/1732-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1732-6-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1732-42-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/1732-43-0x00000000779B0000-0x00000000779B1000-memory.dmp

Filesize
4KB

Download
memory/1732-45-0x00000000779AF000-0x00000000779B1000-memory.dmp

Filesize
8KB

Download
memory/2180-0-0x0000000001C00000-0x0000000001C04000-memory.dmp

Filesize
16KB

Download
memory/2412-17-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2412-12-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2412-20-0x00000000779AF000-0x00000000779B1000-memory.dmp

Filesize
8KB

Download
memory/2412-19-0x00000000779AF000-0x00000000779B0000-memory.dmp

Filesize
4KB

Download
memory/2412-18-0x00000000779B0000-0x00000000779B1000-memory.dmp

Filesize
4KB

Download
memory/2412-14-0x0000000000F51000-0x0000000000F52000-memory.dmp

Filesize
4KB

Download
memory/2412-38-0x00000000777B0000-0x0000000077959000-memory.dmp

Filesize
1.7MB

Download
memory/2412-57-0x00000000006C0000-0x00000000006C6000-memory.dmp

Filesize
24KB

Download