tinba | 60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5

Analysis

max time kernel
110s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 07:04

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General

Target

60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe
Size

45KB
MD5

168ee21fe2ca2945251198a85b38e050
SHA1

289e10e2aabffd85f0833acc7a405770eec0d7e5
SHA256

60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5
SHA512

3ba8513502be4091b386589c91ad2d46387b45bf1860c6d3624f43c18b7c2bc141eac3cb4f6e980d94b123f7fe6c21f1283e19193932e5572c4929ee49eb6d99
SSDEEP

768:VhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:HsWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AB9F6D8F = "C:\\Users\\Admin\\AppData\\Roaming\\AB9F6D8F\\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/3784-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4124	1732	WerFault.exe	84

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	60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1732	winver.exe
1732	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1732	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 1732	3784	60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe	84
PID 3784 wrote to memory of 1732	3784	60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe	84
PID 3784 wrote to memory of 1732	3784	60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe	84
PID 3784 wrote to memory of 1732	3784	60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe	84
PID 1732 wrote to memory of 3432	1732	winver.exe	56
PID 1732 wrote to memory of 2540	1732	winver.exe	42

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2540

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe
  "C:\Users\Admin\AppData\Local\Temp\60087764fc4a9aa335a06f46c16d4dae9dc9965ed921233f366a5ecdd3f43ac5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3784
- - 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:1732
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1732 -s 356
      4⤵
      Program crash
      PID:4124

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1732 -ip 1732
1⤵
PID:2468

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/1732-5-0x0000000077BC2000-0x0000000077BC3000-memory.dmp

Filesize
4KB

Download
memory/1732-15-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1732-12-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1732-7-0x00007FFAE7050000-0x00007FFAE7245000-memory.dmp

Filesize
2.0MB

Download
memory/2540-14-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/3432-3-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/3432-6-0x00007FFAE70ED000-0x00007FFAE70EE000-memory.dmp

Filesize
4KB

Download
memory/3432-2-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download
memory/3784-4-0x0000000002430000-0x0000000002E30000-memory.dmp

Filesize
10.0MB

Download
memory/3784-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3784-10-0x0000000002430000-0x0000000002E30000-memory.dmp

Filesize
10.0MB

Download
memory/3784-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3784-1-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download