tinba | ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915

Analysis

max time kernel
149s
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
24/01/2025, 23:35

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General

Target

ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe
Size

89KB
MD5

e2ea0e153f75e569aa230a574b3fb470
SHA1

5fded51f0c7185684a2ee2626280175cf3b843c0
SHA256

ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915
SHA512

87ea527f6ddaf8cdc2973407050ca5240de6c5368cc08280af7e0416a7bb65de7536d3b4dafc5d2e8ff8d16955437495c9cd95224e95d2625c67c75af6033ef5
SSDEEP

1536:Wz44CpRkr9DXhH/2mt/56RrufqjhzrmKIFAg8K:WzvokZRff/yFj1qrFAg

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EECBB4E0 = "C:\\Users\\Admin\\AppData\\Roaming\\EECBB4E0\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4944	244	WerFault.exe	86

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	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
244	winver.exe
244	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
244	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 244	4832	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe	86
PID 4832 wrote to memory of 244	4832	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe	86
PID 4832 wrote to memory of 244	4832	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe	86
PID 4832 wrote to memory of 244	4832	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe	86
PID 244 wrote to memory of 3396	244	winver.exe	56
PID 244 wrote to memory of 3084	244	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3084

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3396
- C:\Users\Admin\AppData\Local\Temp\ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe
  "C:\Users\Admin\AppData\Local\Temp\ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4832
- - 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:244
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 244 -s 352
      4⤵
      Program crash
      PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 244 -ip 244
1⤵
PID:4820

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/244-7-0x00007FF9941D0000-0x00007FF9943C5000-memory.dmp

Filesize
2.0MB

Download
memory/244-16-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download
memory/244-12-0x0000000000940000-0x0000000000946000-memory.dmp

Filesize
24KB

Download
memory/244-5-0x0000000077782000-0x0000000077783000-memory.dmp

Filesize
4KB

Download
memory/3084-17-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/3084-14-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/3084-15-0x00007FF99426D000-0x00007FF99426E000-memory.dmp

Filesize
4KB

Download
memory/3396-2-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3396-6-0x00007FF99426D000-0x00007FF99426E000-memory.dmp

Filesize
4KB

Download
memory/3396-3-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/4832-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4832-10-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/4832-4-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/4832-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4832-1-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download