tinba | 08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc

Analysis

max time kernel
106s
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
24-01-2025 03:28

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General

Target

08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
Size

89KB
MD5

a8f8a07c0ad15f5688976fe3a61f7b16
SHA1

84e7609aedf6156614f031c87cf15da2e9de4ba8
SHA256

08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc
SHA512

5b4958afd49d4783eeec88ca045b9fea9cae6f25c785c664b63b5c81d831b50dc59bf3ce7e5eb5bf16b2055e6729555c423800abb904929522ad475056057ff5
SSDEEP

1536:91+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:f+4MJIkLZJNAQ9Jo9e

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8179BCBF = "C:\\Users\\Admin\\AppData\\Roaming\\8179BCBF\\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/2032-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4316	1996	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	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1996	winver.exe
1996	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1996	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1996	2032	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	83
PID 2032 wrote to memory of 1996	2032	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	83
PID 2032 wrote to memory of 1996	2032	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	83
PID 2032 wrote to memory of 1996	2032	08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe	83
PID 1996 wrote to memory of 3532	1996	winver.exe	56
PID 1996 wrote to memory of 2596	1996	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2596

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3532
- C:\Users\Admin\AppData\Local\Temp\08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe
  "C:\Users\Admin\AppData\Local\Temp\08c11394d0a62139417bd07ef7928a6547607b425c7b6cd130fabbb1358f95fc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2032
- - 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:1996
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 356
      4⤵
      Program crash
      PID:4316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1996 -ip 1996
1⤵
PID:2608

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/1996-5-0x0000000077582000-0x0000000077583000-memory.dmp

Filesize
4KB

Download
memory/1996-14-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/1996-11-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/1996-7-0x00007FFD0B350000-0x00007FFD0B545000-memory.dmp

Filesize
2.0MB

Download
memory/2032-9-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/2032-4-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/2032-8-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2032-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2032-1-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/2596-13-0x00000000000A0000-0x00000000000A6000-memory.dmp

Filesize
24KB

Download
memory/3532-6-0x00007FFD0B3ED000-0x00007FFD0B3EE000-memory.dmp

Filesize
4KB

Download
memory/3532-2-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download
memory/3532-3-0x0000000000B10000-0x0000000000B16000-memory.dmp

Filesize
24KB

Download