tinba | e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5

Analysis

max time kernel
145s
max time network
151s
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 05:50

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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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\A9BCAA28 = "C:\\Users\\Admin\\AppData\\Roaming\\A9BCAA28\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4108	4148	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	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4148	winver.exe
4148	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4148	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 4148	2464	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	84
PID 2464 wrote to memory of 4148	2464	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	84
PID 2464 wrote to memory of 4148	2464	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	84
PID 2464 wrote to memory of 4148	2464	e49dedfc7adf071bb61e7dd65a8dd65b922e389ecda057cbe52f37cfa01e24f5.exe	84
PID 4148 wrote to memory of 3508	4148	winver.exe	56
PID 4148 wrote to memory of 2632	4148	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2632

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3508
- 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:2464
- - 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:4148
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 352
      4⤵
      Program crash
      PID:4108

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4148 -ip 4148
1⤵
PID:1624

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/2464-0-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/2464-3-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download
memory/2464-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2464-8-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download
memory/2632-12-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/3508-1-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3508-2-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3508-5-0x00007FFCF26CD000-0x00007FFCF26CE000-memory.dmp

Filesize
4KB

Download
memory/4148-4-0x0000000076FD2000-0x0000000076FD3000-memory.dmp

Filesize
4KB

Download
memory/4148-6-0x00007FFCF2630000-0x00007FFCF2825000-memory.dmp

Filesize
2.0MB

Download
memory/4148-10-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

Download
memory/4148-13-0x0000000000E10000-0x0000000000E16000-memory.dmp

Filesize
24KB

Download