tinba | 0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 08:17

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General

Target

0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe
Size

45KB
MD5

0326e86c9fbe687454ef5cef6768e830
SHA1

70fc8a5ae662b8338426c1ee4433e597e9a7abbb
SHA256

0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83
SHA512

53f24ef3a0f8ec0fee909821635c5ae8ae97b3b80b0bf5ecc73046bdcf10c240337739c6eb3921f6d708405b43b748a1cab444d9c1cc7caaefa0ce30cb37dcb2
SSDEEP

768:zhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ21:lsWE9N5dFu53dsniQaB/xZ14n7zIF+qZ

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
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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\51AA8879 = "C:\\Users\\Admin\\AppData\\Roaming\\51AA8879\\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/2148-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
332	2836	WerFault.exe	83

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	0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2836	winver.exe
2836	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2836	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2836	2148	0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe	83
PID 2148 wrote to memory of 2836	2148	0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe	83
PID 2148 wrote to memory of 2836	2148	0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe	83
PID 2148 wrote to memory of 2836	2148	0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe	83
PID 2836 wrote to memory of 3576	2836	winver.exe	56
PID 2836 wrote to memory of 2540	2836	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3576
- C:\Users\Admin\AppData\Local\Temp\0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe
  "C:\Users\Admin\AppData\Local\Temp\0492f64b23530c4b0ac6d0410f004d525be08ff967422a31224c666107e36c83N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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:2836
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 352
      4⤵
      Program crash
      PID:332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2836 -ip 2836
1⤵
PID:3880

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/2148-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2148-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/2148-9-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/2148-4-0x00000000020E0000-0x0000000002AE0000-memory.dmp

Filesize
10.0MB

Download
memory/2148-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2540-13-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2836-5-0x00000000774E2000-0x00000000774E3000-memory.dmp

Filesize
4KB

Download
memory/2836-7-0x00007FFDBA770000-0x00007FFDBA965000-memory.dmp

Filesize
2.0MB

Download
memory/2836-11-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/2836-14-0x0000000000C70000-0x0000000000C76000-memory.dmp

Filesize
24KB

Download
memory/3576-6-0x00007FFDBA80D000-0x00007FFDBA80E000-memory.dmp

Filesize
4KB

Download
memory/3576-3-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/3576-2-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download