tinba | 9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e

Analysis

max time kernel
146s
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
20-12-2024 20:08

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe
Size

45KB
MD5

35119ed1366029c6e592e1d8fc4365ee
SHA1

100b9662a33714f00956119870add4c8e2b689bd
SHA256

9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e
SHA512

fe5510f70e89c91d6c9f2ad277bbcadcf728049445ab9e87922dbc1cb6c5b2bac6b628bdc9f0acb16a0c7f66d703148a0be954a73d26bd4ed0804d31b2d8fe6e
SSDEEP

768:XhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2X:xsWE9N5dFu53dsniQaB/xZ14n7zIF+qD

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0B81A85C = "C:\\Users\\Admin\\AppData\\Roaming\\0B81A85C\\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/4108-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1760	4976	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	9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4976	winver.exe
4976	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4976	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4108 wrote to memory of 4976	4108	9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe	84
PID 4108 wrote to memory of 4976	4108	9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe	84
PID 4108 wrote to memory of 4976	4108	9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe	84
PID 4108 wrote to memory of 4976	4108	9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe	84
PID 4976 wrote to memory of 3512	4976	winver.exe	56
PID 4976 wrote to memory of 2648	4976	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
PID:3512
- C:\Users\Admin\AppData\Local\Temp\9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe
  "C:\Users\Admin\AppData\Local\Temp\9da040c8ab1afbcec53fc9210e82da11a7eb176f969602ea7fd3b9acbc444f7e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4108
- - 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:4976
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4976 -s 352
      4⤵
      Program crash
      PID:1760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4976 -ip 4976
1⤵
PID:4020

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/2648-13-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

Download
memory/3512-6-0x00007FFD4D60D000-0x00007FFD4D60E000-memory.dmp

Filesize
4KB

Download
memory/3512-3-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3512-2-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/4108-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/4108-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4108-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/4108-9-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/4108-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/4976-5-0x0000000077802000-0x0000000077803000-memory.dmp

Filesize
4KB

Download
memory/4976-7-0x00007FFD4D570000-0x00007FFD4D765000-memory.dmp

Filesize
2.0MB

Download
memory/4976-11-0x0000000002C30000-0x0000000002C36000-memory.dmp

Filesize
24KB

Download
memory/4976-14-0x0000000002C30000-0x0000000002C36000-memory.dmp

Filesize
24KB

Download