tinba | 88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17/11/2024, 07:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe
Size

59KB
MD5

6928dc73a6458bb0ac68d6104e5f6241
SHA1

fe5d38eee391791b12a7bb1407b4bd8f41795787
SHA256

88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972
SHA512

2e167f9008f0f7fc57ee159062e50206436ba13f9121532dbd68cd606826cb74a11e8d7813ef0c63dfaebddddd993bfaff0a69ea545291be96db5f156e5f710b
SSDEEP

768:V+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9J1:V+mFM2HXKZgiFP7xIksu+XM5O9J1

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FDBBF9C6 = "C:\\Users\\Admin\\AppData\\Roaming\\FDBBF9C6\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1304	4624	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	88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4624	winver.exe
4624	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4624	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3424	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 4624	3124	88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe	84
PID 3124 wrote to memory of 4624	3124	88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe	84
PID 3124 wrote to memory of 4624	3124	88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe	84
PID 3124 wrote to memory of 4624	3124	88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe	84
PID 4624 wrote to memory of 3424	4624	winver.exe	56
PID 4624 wrote to memory of 2648	4624	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2648

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3424
- C:\Users\Admin\AppData\Local\Temp\88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe
  "C:\Users\Admin\AppData\Local\Temp\88f7f074ca91791ce01de2e033f36077f169ce8d8add835e5db0bb628e5d9972.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3124
- - 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:4624
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 352
      4⤵
      Program crash
      PID:1304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4624 -ip 4624
1⤵
PID:8

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/2648-13-0x00000000009C0000-0x00000000009C6000-memory.dmp

Filesize
24KB

Download
memory/3124-9-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/3124-3-0x0000000002260000-0x0000000002C60000-memory.dmp

Filesize
10.0MB

Download
memory/3124-8-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3124-0-0x0000000000460000-0x0000000000461000-memory.dmp

Filesize
4KB

Download
memory/3424-1-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/3424-5-0x00007FFBA31CD000-0x00007FFBA31CE000-memory.dmp

Filesize
4KB

Download
memory/3424-7-0x00007FFBA3360000-0x00007FFBA3361000-memory.dmp

Filesize
4KB

Download
memory/3424-2-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download
memory/4624-4-0x0000000077502000-0x0000000077503000-memory.dmp

Filesize
4KB

Download
memory/4624-6-0x00007FFBA3130000-0x00007FFBA3325000-memory.dmp

Filesize
2.0MB

Download
memory/4624-11-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download
memory/4624-14-0x00000000028C0000-0x00000000028C6000-memory.dmp

Filesize
24KB

Download