tinba | b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2025 04:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe
Size

34KB
MD5

449922afcb0756fa3897cbc268c3a8a0
SHA1

7fac321ca3f96952c3ec6e6a50cce0f06cb63ae4
SHA256

b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2
SHA512

81f69cd7e3bdc75156efa19bf4906baa103b260e5da0559cd3efdb26205612dd976ea62d81daed8d13256c74bafe543ed9c83e10619a3d8ecef9fa55c1173f74
SSDEEP

768:Mp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9Ji:MpYoX58z1uirL98xMWnT0OQ9Ji

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0F34A19A = "C:\\Users\\Admin\\AppData\\Roaming\\0F34A19A\\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/4052-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1376	5084	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	b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5084	winver.exe
5084	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5084	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 5084	4052	b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe	84
PID 4052 wrote to memory of 5084	4052	b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe	84
PID 4052 wrote to memory of 5084	4052	b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe	84
PID 4052 wrote to memory of 5084	4052	b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe	84
PID 5084 wrote to memory of 3408	5084	winver.exe	56
PID 5084 wrote to memory of 2868	5084	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2868

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3408
- C:\Users\Admin\AppData\Local\Temp\b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe
  "C:\Users\Admin\AppData\Local\Temp\b97c1992b1a0dbbc8cb79dffb905624bd8d9063d35a00a991d7a7f0f97b46eb2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4052
- - 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:5084
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 352
      4⤵
      Program crash
      PID:1376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5084 -ip 5084
1⤵
PID:2072

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/2868-13-0x0000000000060000-0x0000000000066000-memory.dmp

Filesize
24KB

Download
memory/3408-6-0x00007FFECDDAD000-0x00007FFECDDAE000-memory.dmp

Filesize
4KB

Download
memory/3408-3-0x0000000001480000-0x0000000001486000-memory.dmp

Filesize
24KB

Download
memory/3408-2-0x0000000001480000-0x0000000001486000-memory.dmp

Filesize
24KB

Download
memory/4052-9-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/4052-4-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/4052-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4052-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4052-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/5084-5-0x00000000779B2000-0x00000000779B3000-memory.dmp

Filesize
4KB

Download
memory/5084-7-0x00007FFECDD10000-0x00007FFECDF05000-memory.dmp

Filesize
2.0MB

Download
memory/5084-11-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download
memory/5084-14-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download