tinba | d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32f

Analysis

max time kernel
116s
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
25-01-2025 12:29

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General

Target

d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe
Size

45KB
MD5

9e8ae696627fb91a8225a88fd6963240
SHA1

6c991e5dd8cf44996c25ecd7bd1be4c139911fc7
SHA256

d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32f
SHA512

1b5e20224d0b7aeb9802e4f68c5ecf8b58dfd1147956e025f395c453647c4ec1d87616829a1ce066fa97ab5c49516bc758320aa20dce413016100759a218ed4d
SSDEEP

768:ThP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:FsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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\B0EDA089 = "C:\\Users\\Admin\\AppData\\Roaming\\B0EDA089\\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/3644-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4564	1092	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	d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1092	winver.exe
1092	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3548	Explorer.EXE
Token: SeCreatePagefilePrivilege	3548	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1092	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3644 wrote to memory of 1092	3644	d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe	83
PID 3644 wrote to memory of 1092	3644	d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe	83
PID 3644 wrote to memory of 1092	3644	d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe	83
PID 3644 wrote to memory of 1092	3644	d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe	83
PID 1092 wrote to memory of 3548	1092	winver.exe	56
PID 1092 wrote to memory of 2996	1092	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2996

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3548
- C:\Users\Admin\AppData\Local\Temp\d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe
  "C:\Users\Admin\AppData\Local\Temp\d75216d6201edc170f5bfa9821d4a9e56080d46d04e31a1a9cb74ced59ade32fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3644
- - 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:1092
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1092 -s 352
      4⤵
      Program crash
      PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1092 -ip 1092
1⤵
PID:4388

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/1092-5-0x0000000077EA2000-0x0000000077EA3000-memory.dmp

Filesize
4KB

Download
memory/1092-14-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download
memory/1092-11-0x0000000000960000-0x0000000000966000-memory.dmp

Filesize
24KB

Download
memory/1092-7-0x00007FFFC19F0000-0x00007FFFC1BE5000-memory.dmp

Filesize
2.0MB

Download
memory/2996-13-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

Filesize
24KB

Download
memory/3548-2-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/3548-6-0x00007FFFC1A8D000-0x00007FFFC1A8E000-memory.dmp

Filesize
4KB

Download
memory/3548-3-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/3644-4-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/3644-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3644-9-0x00000000021B0000-0x0000000002BB0000-memory.dmp

Filesize
10.0MB

Download
memory/3644-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3644-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download