tinba | 1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819

Analysis

max time kernel
119s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08/10/2024, 18:44

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe
Size 34KB
Sample241008-xdmfcatarr
SHA256 1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819
MD5 56a841f291dceaa8f434498fb760d9c0
SHA1 4e5475f4c5f8fde1f1c53cafab7abc8761804d42
SHA512 d6b5f32ae1bbb8ff8e73f83a595ac5c5a7ce9c83d980315a1b6d7e5987676909594fa92307520f705d3cfa6be5f18faeaee7ef6d1738d1bfa217a3464f191fa6
SSDEEP 768:Jp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:JpYoX58z1uirL98xMWnT0OQ9J2
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AF714402 = "C:\\Users\\Admin\\AppData\\Roaming\\AF714402\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3524-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4124	2308	WerFault.exe	86

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	1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2308	winver.exe
2308	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2308	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3396	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 2308	3524	1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe	86
PID 3524 wrote to memory of 2308	3524	1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe	86
PID 3524 wrote to memory of 2308	3524	1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe	86
PID 3524 wrote to memory of 2308	3524	1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe	86
PID 2308 wrote to memory of 3396	2308	winver.exe	56
PID 2308 wrote to memory of 2668	2308	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2668

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3396
- C:\Users\Admin\AppData\Local\Temp\1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe
  "C:\Users\Admin\AppData\Local\Temp\1e12ba45d2bec0a6e9191215147d7cf399d8b90e818ee12fccfd06de4b2b4819N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3524
- - 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:2308
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 352
      4⤵
      Program crash
      PID:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2308 -ip 2308
1⤵
PID:1928

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

Loading Replay Monitor...

Downloads

memory/2308-6-0x0000000077052000-0x0000000077053000-memory.dmp

Download

memory/2308-15-0x0000000000F60000-0x0000000000F66000-memory.dmp

Download

memory/2308-8-0x00007FF82D390000-0x00007FF82D585000-memory.dmp

Download

memory/2308-5-0x0000000000F60000-0x0000000000F66000-memory.dmp

Download

memory/2668-14-0x0000000000670000-0x0000000000676000-memory.dmp

Download

memory/3396-7-0x00007FF82D42D000-0x00007FF82D42E000-memory.dmp

Download

memory/3396-3-0x0000000000370000-0x0000000000376000-memory.dmp

Download

memory/3396-2-0x0000000000370000-0x0000000000376000-memory.dmp

Download

memory/3396-17-0x00007FF82D5C0000-0x00007FF82D5C1000-memory.dmp

Download

memory/3524-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3524-4-0x0000000002210000-0x0000000002C10000-memory.dmp

Download

memory/3524-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3524-10-0x0000000002210000-0x0000000002C10000-memory.dmp

Download

memory/3524-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Download