tinba | 10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef

Analysis

max time kernel
118s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11/12/2024, 01:03

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General

Target

10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe
Size

89KB
MD5

9ffe67ea7a76d35ae39f8d561809cee8
SHA1

62f830daadd2bdb9a3c6aa6917465e4c889aceeb
SHA256

10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef
SHA512

38a27dd6983da977ffe5c75a3ce880fbd95312f25975e2ae71838d8c8ee4201fef4f66db4eb68ddf3c6076f51d7f341f0a3b0d354fb92dd8dc12d5d4d435d234
SSDEEP

1536:21+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:G+4MJIkLZJNAQ9Jo9e

Score

10^/10

tinba banker discovery persistence trojan upx

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\16C20289 = "C:\\Users\\Admin\\AppData\\Roaming\\16C20289\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4216-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1648	3456	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	10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3456	winver.exe
3456	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3456	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 3456	4216	10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe	83
PID 4216 wrote to memory of 3456	4216	10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe	83
PID 4216 wrote to memory of 3456	4216	10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe	83
PID 4216 wrote to memory of 3456	4216	10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe	83
PID 3456 wrote to memory of 3436	3456	winver.exe	56
PID 3456 wrote to memory of 2492	3456	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2492

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe
  "C:\Users\Admin\AppData\Local\Temp\10ffe3c0626bafc4c55c2418d0642b06ada975951e02dddef8c0a4e4bf7057ef.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4216
- - 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:3456
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3456 -s 352
      4⤵
      Program crash
      PID:1648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3456 -ip 3456
1⤵
PID:3176

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/2492-14-0x0000000000C30000-0x0000000000C36000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x00007FFC5546D000-0x00007FFC5546E000-memory.dmp

Filesize
4KB

Download
memory/3436-2-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

Download
memory/3436-3-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

Download
memory/3456-5-0x0000000077862000-0x0000000077863000-memory.dmp

Filesize
4KB

Download
memory/3456-7-0x00007FFC553D0000-0x00007FFC555C5000-memory.dmp

Filesize
2.0MB

Download
memory/3456-12-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/3456-15-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

Filesize
24KB

Download
memory/4216-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/4216-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4216-9-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4216-10-0x00000000021F0000-0x0000000002BF0000-memory.dmp

Filesize
10.0MB

Download
memory/4216-1-0x00000000009B0000-0x00000000009B1000-memory.dmp

Filesize
4KB

Download