tinba | c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee

Analysis

max time kernel
106s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 08:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe
Size

52KB
MD5

983ef2bef42b1ac35aed334238397bb7
SHA1

e5edf123d8e1a42d43e6a96620c1b79ed579e124
SHA256

c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee
SHA512

4336cafcbd92220b2b7c223df7fc326f6f3020ecad20469d84f7d20644d6e328a8f83d75ce26c1338916ece1063b8df6c33fbcf073647e2d27363062696c66ab
SSDEEP

768:WvC6RMtZNZUXeb4fXDR2JVDDISp8m7DM3pIg4LqTTUUnGg7O1/l9Jq/:umZNZUXeQXFhS6sM3prUSGg7O1d9Ja

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3406CA56 = "C:\\Users\\Admin\\AppData\\Roaming\\3406CA56\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	752	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	c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
752	winver.exe
752	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
752	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 752	916	c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe	83
PID 916 wrote to memory of 752	916	c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe	83
PID 916 wrote to memory of 752	916	c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe	83
PID 916 wrote to memory of 752	916	c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe	83
PID 752 wrote to memory of 3428	752	winver.exe	56
PID 752 wrote to memory of 3040	752	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3040

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3428
- C:\Users\Admin\AppData\Local\Temp\c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe
  "C:\Users\Admin\AppData\Local\Temp\c24b54f546fde1d20c3350ba2e6fc8b7f79c9b7492d7a2fc81867a1463d9feee.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:916
- - 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:752
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 352
      4⤵
      Program crash
      PID:2948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 752 -ip 752
1⤵
PID:3436

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/752-4-0x00000000779C2000-0x00000000779C3000-memory.dmp

Filesize
4KB

Download
memory/752-6-0x00007FFF5BB90000-0x00007FFF5BD85000-memory.dmp

Filesize
2.0MB

Download
memory/752-10-0x0000000001130000-0x0000000001136000-memory.dmp

Filesize
24KB

Download
memory/752-13-0x0000000001130000-0x0000000001136000-memory.dmp

Filesize
24KB

Download
memory/916-0-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/916-3-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/916-7-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/916-8-0x0000000002280000-0x0000000002C80000-memory.dmp

Filesize
10.0MB

Download
memory/3040-12-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3428-1-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/3428-2-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/3428-5-0x00007FFF5BC2D000-0x00007FFF5BC2E000-memory.dmp

Filesize
4KB

Download