tinba | 02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 07:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe
Size

110KB
MD5

70d80ab49e43e4b36a3df76080e9ed27
SHA1

cd2105bea884b84a6007778f29a471a630bc4f17
SHA256

02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8
SHA512

73453887591611d1d353a94ed72db0709b31f34a928222ead48fdf835eeffd643b2f022db4c453bcee62aae24c362c7f670cf29cc8d443fbbc2448f74c5f9324
SSDEEP

1536:viLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:viyvRmDLs/ZrwWJjAqGcRJ2hQ

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\80079700 = "C:\\Users\\Admin\\AppData\\Roaming\\80079700\\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/1240-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3404	4864	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4864	winver.exe
4864	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4864	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1240 wrote to memory of 4864	1240	02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe	83
PID 1240 wrote to memory of 4864	1240	02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe	83
PID 1240 wrote to memory of 4864	1240	02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe	83
PID 1240 wrote to memory of 4864	1240	02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe	83
PID 4864 wrote to memory of 3468	4864	winver.exe	56
PID 4864 wrote to memory of 2872	4864	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2872

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468
- C:\Users\Admin\AppData\Local\Temp\02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe
  "C:\Users\Admin\AppData\Local\Temp\02dbf089352b1e10b8410f7a2d18ce91c76e7556cbef945d4ac07003b8ccbac8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1240
- - 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:4864
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 352
      4⤵
      Program crash
      PID:3404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4864 -ip 4864
1⤵
PID:1576

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/1240-8-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1240-1-0x0000000000680000-0x0000000000681000-memory.dmp

Filesize
4KB

Download
memory/1240-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1240-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/1240-9-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/2872-13-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/3468-3-0x0000000002C60000-0x0000000002C66000-memory.dmp

Filesize
24KB

Download
memory/3468-6-0x00007FFD2908D000-0x00007FFD2908E000-memory.dmp

Filesize
4KB

Download
memory/3468-2-0x0000000002C60000-0x0000000002C66000-memory.dmp

Filesize
24KB

Download
memory/4864-7-0x00007FFD28FF0000-0x00007FFD291E5000-memory.dmp

Filesize
2.0MB

Download
memory/4864-5-0x0000000077642000-0x0000000077643000-memory.dmp

Filesize
4KB

Download
memory/4864-11-0x0000000002370000-0x0000000002376000-memory.dmp

Filesize
24KB

Download
memory/4864-14-0x0000000002370000-0x0000000002376000-memory.dmp

Filesize
24KB

Download