tinba | e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5

Analysis

max time kernel
103s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 05:44

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General

Target

e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe
Size

88KB
MD5

8c1039116099234b55237c11505d6d5b
SHA1

9e1d0c3965d09f9abb74cc021d75d37216524a62
SHA256

e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5
SHA512

82ad8deb691f344719bbdfe1c853d6f85079167ac16b63250ccc9bc7ed819a54edd52cef43076bf3f2b7d36f7f2c255f2a582597737b582e18cfd60e9c873968
SSDEEP

1536:A5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:A5fvp12UFKcD/6jwqWsNI

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EDFC18E5 = "C:\\Users\\Admin\\AppData\\Roaming\\EDFC18E5\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3848	1572	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	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1572	winver.exe
1572	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1572	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4676 wrote to memory of 1572	4676	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	83
PID 4676 wrote to memory of 1572	4676	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	83
PID 4676 wrote to memory of 1572	4676	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	83
PID 4676 wrote to memory of 1572	4676	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	83
PID 1572 wrote to memory of 3432	1572	winver.exe	56
PID 1572 wrote to memory of 2644	1572	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2644

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe
  "C:\Users\Admin\AppData\Local\Temp\e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4676
- - 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:1572
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1572 -s 352
      4⤵
      Program crash
      PID:3848

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1572 -ip 1572
1⤵
PID:368

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/1572-4-0x0000000077E72000-0x0000000077E73000-memory.dmp

Filesize
4KB

Download
memory/1572-6-0x00007FFE0FC50000-0x00007FFE0FE45000-memory.dmp

Filesize
2.0MB

Download
memory/1572-10-0x0000000002C40000-0x0000000002C46000-memory.dmp

Filesize
24KB

Download
memory/1572-13-0x0000000002C40000-0x0000000002C46000-memory.dmp

Filesize
24KB

Download
memory/2644-12-0x0000000000B60000-0x0000000000B66000-memory.dmp

Filesize
24KB

Download
memory/3432-2-0x0000000000D40000-0x0000000000D46000-memory.dmp

Filesize
24KB

Download
memory/3432-1-0x0000000000D40000-0x0000000000D46000-memory.dmp

Filesize
24KB

Download
memory/3432-5-0x00007FFE0FCED000-0x00007FFE0FCEE000-memory.dmp

Filesize
4KB

Download
memory/4676-0-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/4676-3-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/4676-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4676-8-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download